diff --git a/app/src/main/res/values-ast/strings.xml b/app/src/main/res/values-ast/strings.xml
index cbeeb8c8d..025e96e0f 100644
--- a/app/src/main/res/values-ast/strings.xml
+++ b/app/src/main/res/values-ast/strings.xml
@@ -14,8 +14,6 @@
     <string name="content_description_disable_private_browsing_button">Desactivar el restolar en privao</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Gueta o introduz una direición</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Nun hai llingüetes abiertes</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Equi van amosase les llingüetes abiertes.</string>
 
@@ -160,6 +158,8 @@
     <!-- Text preview for smaller sized widgets -->
     <string name="search_widget_text_short">Guetar</string>
 
+    <!-- Text preview for larger sized widgets -->
+    <string name="search_widget_text_long">Guetar na web</string>
     <!-- Content description (not visible, for screen readers etc.): Voice search -->
     <string name="search_widget_voice">Gueta pela voz</string>
 
@@ -270,8 +270,6 @@
     <string name="preferences_sync_bookmarks">Marcadores</string>
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Anicios de sesión</string>
-    <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Llingüetes</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Zarrar sesión</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -421,8 +419,6 @@
 
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Compartir les llingüetes</string>
-    <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Guardar nuna coleición</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menú de llingüetes</string>
     <!-- Button in the current session menu. Deletes the session when pressed -->
@@ -593,14 +589,10 @@
     <string name="delete_browsing_data_quit_off">Non</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Coleiciona les coses que t\'importen. P\'apenzar, guarda llingüetes abiertes nuna coleición nueva.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Coleiciones</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Nun hai coleiciones</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Equí va amosase lo que coleiciones.</string>
+    <string name="no_collections_header1">Coleiciona les coses que t\'importa</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Esbilla de llingüetes</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -1048,6 +1040,8 @@
     <string name="preferences_passwords_save_logins_ask_to_save">Entrugar</string>
     <!-- Preference option for never saving passwords in Fenix -->
     <string name="preferences_passwords_save_logins_never_save">Nun guardar</string>
+    <!-- Preference for autofilling saved logins in Fenix -->
+    <string name="preferences_passwords_autofill">Autocompletáu de formularios</string>
     <!-- Preference for syncing saved logins in Fenix -->
     <string name="preferences_passwords_sync_logins">Sincronización d\'anicios de sesión</string>
     <!-- Syncing saved logins in Fenix is on -->
@@ -1135,6 +1129,9 @@
     <!-- Saved logins sorting strategy menu item -by name- (if selected, it will sort saved logins alphabetically) -->
     <string name="saved_logins_sort_strategy_alphabetically">Nome (A-Z)</string>
 
+    <!-- Saved logins sorting strategy menu item -by last used- (if selected, it will sort saved logins by last used) -->
+    <string name="saved_logins_sort_strategy_last_used">Últimu usu</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">Amestar un motor de gueta</string>
     <!-- Title of the Edit search engine screen -->
@@ -1219,17 +1216,33 @@
     <string name="certificate_info_verified_by">Cola verificación de: %1$s</string>
     <!-- Login overflow menu delete button -->
     <string name="login_menu_delete_button">Desaniciar</string>
+    <!-- Login overflow menu edit button -->
+    <string name="login_menu_edit_button">Editar</string>
     <!-- Message in delete confirmation dialog for logins -->
     <string name="login_deletion_confirmation">¿De xuru que quies desaniciar esti aniciu de sesión?</string>
 
+    <!-- Positive action of a dialog asking to delete  -->
+    <string name="dialog_delete_positive">Desaniciar</string>
+    <!--  The page title for editing a saved login. -->
+    <string name="edit">Edición</string>
+    <!--  The error message in edit login view when password field is blank. -->
+    <string name="saved_login_password_required">Ríquese la contraseña</string>
     <!-- Voice search button content description  -->
     <string name="voice_search_content_description">Gueta pela voz</string>
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Fala agora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Yá esiste un aniciu de sesión con esi nome d\'usuariu</string>
+
     <!-- Text displayed asking user to re-authenticate -->
     <string name="synced_tabs_reauth">Volvi autenticate, por favor.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Activa la sincronización de llingüetes, por favor.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Nun tienes llingüetes abiertes nel Firefox de los demás preseos de to.</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Val, entendílo</string>
 
 </resources>
diff --git a/app/src/main/res/values-be/strings.xml b/app/src/main/res/values-be/strings.xml
index c0209906a..b99eda76f 100644
--- a/app/src/main/res/values-be/strings.xml
+++ b/app/src/main/res/values-be/strings.xml
@@ -1,6 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
+    <!-- Delete session button to erase your history in a private session -->
+    <string name="private_browsing_delete_session">Выдаліць сеанс</string>
+
+    <!-- Text for the negative button -->
+    <string name="cfr_neg_button_text">Не, дзякуй</string>
+
     <!-- Text for the negative button -->
     <string name="search_widget_cfr_neg_button_text">Не зараз</string>
 
@@ -53,6 +59,39 @@
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Падзяліцца</string>
 
+    <!-- Share menu title, displayed when a user is sharing their current site -->
+    <string name="menu_share_with">Падзяліцца з…</string>
+    <!-- Browser menu button shown in custom tabs that opens the current tab in Fenix
+        The first parameter is the name of the app defined in app_name (for example: Fenix) -->
+    <string name="browser_menu_open_in_fenix">Адкрыць у %1$s</string>
+    <!-- Browser menu button to put the current page in reader mode -->
+    <string name="browser_menu_read">Рэжым чытання</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Закрыць Рэжым чытання</string>
+    <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
+    <string name="browser_menu_read_appearance">Выгляд</string>
+
+    <!-- Locale Settings Fragment -->
+    <!-- Content description for tick mark on selected language -->
+    <string name="a11y_selected_locale_content_description">Абраная мова</string>
+    <!-- Content description for search icon -->
+    <string name="a11y_search_icon_content_description">Пошук</string>
+    <!-- Placeholder text shown in the search bar before a user enters text -->
+    <string name="locale_search_hint">Пошук мовы</string>
+
+    <!-- Search Fragment -->
+    <!-- Button in the search view that lets a user search by scanning a QR code -->
+    <string name="search_scan_button">Сканаваць</string>
+    <!-- Header displayed when selecting a shortcut search engine -->
+    <string name="search_shortcuts_search_with_2">Гэтым разам шукаць у:</string>
+    <!-- Button in the search view that lets a user navigate to the site in their clipboard -->
+    <string name="awesomebar_clipboard_title">Уставіць спасылку з буфера абмену</string>
+    <!-- Button in the search suggestions onboarding that allows search suggestions in private sessions -->
+    <string name="search_suggestions_onboarding_allow_button">Дазволіць</string>
+    <!-- Button in the search suggestions onboarding that does not allow search suggestions in private sessions -->
+    <string name="search_suggestions_onboarding_do_not_allow_button">Не дазваляць</string>
+    <!-- Search suggestion onboarding hint title text -->
+    <string name="search_suggestions_onboarding_title">Паказваць пошукавыя прапановы ў прыватных сеансах?</string>
     <!-- Search suggestion onboarding hint Learn more link text -->
     <string name="search_suggestions_onboarding_learn_more_link">Даведацца больш</string>
 
@@ -81,6 +120,8 @@
     <string name="preferences_search_address_bar">Адрасны радок</string>
     <!-- Preference linking to help about Fenix -->
     <string name="preferences_help">Даведка</string>
+    <!-- Preference for giving feedback about Fenix -->
+    <string name="preferences_feedback">Даць водгук</string>
     <!-- Preference linking to about page for Fenix
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="preferences_about">Пра %1$s</string>
@@ -104,6 +145,10 @@
     <string name="preferences_private_browsing_options">Прыватнае агляданне</string>
     <!-- Preference for opening links in a private tab-->
     <string name="preferences_open_links_in_a_private_tab">Адкрываць спасылкі ў прыватнай картцы</string>
+    <!-- Preference for accessibility -->
+    <string name="preferences_accessibility">Даступнасць</string>
+    <!-- Preference category for account information -->
+    <string name="preferences_category_account">Уліковы запіс</string>
     <!-- Preference shown on banner to sign into account -->
     <string name="preferences_sign_in">Увайсці</string>
     <!-- Preference for changing where the toolbar is positioned -->
@@ -157,13 +202,45 @@
     <string name="preferences_sync_bookmarks">Закладкі</string>
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Лагіны</string>
-    <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Карткі</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Выйсці</string>
     <!-- Preference displays and allows changing current FxA device name -->
     <string name="preferences_sync_device_name">Назва прылады</string>
 
+    <!-- Send Tab -->
+    <!-- Name of the "receive tabs" notification channel. Displayed in the "App notifications" system settings for the app -->
+    <string name="fxa_received_tab_channel_name">Атрыманыя карткі</string>
+    <!--  The body for these is the URL of the tab received  -->
+    <string name="fxa_tab_received_notification_name">Атрыманая картка</string>
+    <!-- When multiple tabs have been received -->
+    <string name="fxa_tabs_received_notification_name">Атрыманыя карткі</string>
+    <!-- %s is the device name -->
+    <string name="fxa_tab_received_from_notification_name">Картка з %s</string>
+
+    <!-- Advanced Preferences -->
+    <!-- Preference for tracking protection settings -->
+    <string name="preferences_tracking_protection_settings">Ахова ад сачэння</string>
+    <!-- Preference switch for tracking protection -->
+    <string name="preferences_tracking_protection">Ахова ад сачэння</string>
+    <!-- Preference for tracking protection exceptions -->
+    <string name="preferences_tracking_protection_exceptions">Выключэнні</string>
+    <!-- Text displayed when there are no exceptions, with learn more link that brings users to a tracking protection SUMO page -->
+    <string name="exceptions_empty_message_learn_more_link">Даведацца больш</string>
+
+    <!-- Preference switch for Telemetry -->
+    <string name="preferences_telemetry">Тэлеметрыя</string>
+    <!-- Title for experiments preferences -->
+    <string name="preference_experiments">Доследы</string>
+
+    <!-- Preference for account login -->
+    <string name="preferences_sync_sign_in">Увайсці</string>
+
+    <!-- Button to open camera for pairing -->
+    <string name="pair_open_camera">Адкрыць камеру</string>
+
+    <!-- Library -->
+    <!-- Option in Library to open Sessions page -->
+    <string name="library_sessions">Сеансы</string>
     <!-- Option in library to open Bookmarks page -->
     <string name="library_bookmarks">Закладкі</string>
     <!-- Option in library to open Desktop Bookmarks "menu" page -->
@@ -197,12 +274,20 @@
 
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Дадаць картку</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Дадаць прыватную картку</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Прыватная</string>
     <!-- Text shown as the title of the open tab tray -->
     <string name="tab_tray_title">Адкрытыя карткі</string>
     <!-- Text shown in the menu for saving tabs to a collection -->
     <string name="tab_tray_menu_item_save">Захаваць у калекцыі</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Падзяліцца ўсімі карткамі</string>
     <!-- Text shown in the menu for closing all tabs -->
     <string name="tab_tray_menu_item_close">Закрыць усе карткі</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Новая картка</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Выдаліць картку з калекцыі</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -213,8 +298,6 @@
     <string name="tabs_menu_close_all_tabs">Закрыць усе карткі</string>
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Падзяліцца карткамі</string>
-    <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Захаваць у калекцыі</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Меню картак</string>
     <!-- Tab menu item to share the tab -->
@@ -238,6 +321,8 @@
     <!-- Text for the menu button to remove a top site -->
     <string name="remove_top_site">Выдаліць</string>
 
+    <!-- History overflow menu share button -->
+    <string name="history_menu_share_button">Падзяліцца</string>
     <!-- History multi select title in app bar
     The first parameter is the number of bookmarks selected -->
     <string name="history_multi_select_title">Выбрана: %1$d</string>
@@ -251,4 +336,154 @@
     <!-- Text for the header that groups the history the past 30 days -->
     <string name="history_30_days">Апошнія 30 дзён</string>
 
+    <!-- Close tab button text on the tab crash page -->
+    <string name="tab_crash_close">Закрыць картку</string>
+    <!-- Restore tab button text on the tab crash page -->
+    <string name="tab_crash_restore">Аднавіць картку</string>
+
+    <!-- Content Description for session item menu button -->
+    <string name="content_description_session_menu">Налады сеанса</string>
+
+    <!-- Content Description for session item share button -->
+    <string name="content_description_session_share">Падзяліцца сеансам</string>
+
+    <!-- Bookmarks -->
+    <!-- Content description for bookmarks library menu -->
+    <string name="bookmark_menu_content_description">Меню закладак</string>
+    <!-- deprecated: Snackbar title shown after a bookmark has been created. -->
+    <string name="bookmark_created_snackbar">Закладка створана.</string>
+    <!-- Snackbar title shown after a bookmark has been created. -->
+    <string name="bookmark_saved_snackbar">Закладка захавана!</string>
+    <!-- Bookmark overflow menu share button -->
+    <string name="bookmark_menu_share_button">Падзяліцца</string>
+
+    <!-- Bookmark editing screen title -->
+    <string name="edit_bookmark_fragment_title">Рэдагаваць закладку</string>
+    <!-- Bookmark screen message for empty bookmarks folder -->
+    <string name="bookmarks_empty_message">Няма закладак</string>
+
+    <!-- Site Permissions -->
+    <!-- Site permissions preferences header -->
+    <string name="permissions_header">Дазволы</string>
+    <!-- Button label that take the user to the Android App setting -->
+    <string name="phone_feature_go_to_settings">Перайсці ў налады</string>
+    <!-- Preference for altering the camera access for all websites -->
+    <string name="preference_phone_feature_camera">Камера</string>
+
+    <!-- Preference for altering the microphone access for all websites -->
+    <string name="preference_phone_feature_microphone">Мікрафон</string>
+
+    <!-- Collections -->
+    <!-- Collections header on home fragment -->
+    <string name="collections_header">Калекцыі</string>
+    <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
+    <string name="collection_menu_button_content_description">Меню калекцыі</string>
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">Збірайце важныя для вас рэчы</string>
+    <!-- Title for the "select tabs" step of the collection creator -->
+    <string name="create_collection_select_tabs">Выберыце карткі</string>
+    <!-- Title for the "select collection" step of the collection creator -->
+    <string name="create_collection_select_collection">Выберыце калекцыю</string>
+    <!-- Button to add new collection for the "select collection" step of the collection creator -->
+    <string name="create_collection_add_new_collection">Дадаць новую калекцыю</string>
+    <!-- Button to select all tabs in the "select tabs" step of the collection creator -->
+    <string name="create_collection_select_all">Вылучыць усе</string>
+    <!-- Text shown in snackbar when multiple tabs have been saved in a collection -->
+    <string name="create_collection_tabs_saved">Карткі захаваны!</string>
+    <!-- Text shown in snackbar when one tab has been saved in a collection -->
+    <string name="create_collection_tab_saved">Картка захавана!</string>
+    <!-- Content description (not visible, for screen readers etc.): button to close the collection creator -->
+    <string name="create_collection_close">Закрыць</string>
+    <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
+    <string name="create_collection_save">Захаваць</string>
+
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Паглядзець</string>
+
+    <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
+    <string name="create_collection_default_name">Калекцыя %d</string>
+
+    <!-- Share -->
+    <!-- Share screen header -->
+    <string name="share_header">Адправіць і падзяліцца</string>
+    <!-- Share screen header -->
+    <string name="share_header_2">Падзяліцца</string>
+    <!-- Content description (not visible, for screen readers etc.):
+        "Share" button. Opens the share menu when pressed. -->
+    <string name="share_button_content_description">Падзяліцца</string>
+    <!-- Sub-header in the dialog to share a link to another app -->
+    <string name="share_link_subheader">Падзяліцца спасылкай</string>
+    <!-- Sub-header in the dialog to share a link to another sync device -->
+    <string name="share_device_subheader">Даслаць на прыладу</string>
+    <!-- Sub-header in the dialog to share a link to an app from the full list -->
+    <string name="share_link_all_apps_subheader">Усе дзеянні</string>
+    <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
+    <string name="share_link_recent_apps_subheader">Нядаўна выкарыстаныя</string>
+    <!-- An option from the share dialog to sign into sync -->
+    <string name="sync_sign_in">Увайсці ў сінхранізацыю</string>
+    <!-- An option from the share dialog to send link to all other sync devices -->
+    <string name="sync_send_to_all">Даслаць на ўсе прылады</string>
+    <!-- An option from the share dialog to reconnect to sync -->
+    <string name="sync_reconnect">Злучыцца зноў з сінхранізацыяй</string>
+
+    <!-- Text displayed when sync is offline and cannot be accessed -->
+    <string name="sync_offline">Па-за сеткай</string>
+    <!-- Confirmation dialog button -->
+    <string name="sync_confirmation_button">Зразумела</string>
+
+    <!-- Text shown in the notification that pops up to remind the user that a private browsing session is active. -->
+    <string name="notification_pbm_delete_text">Выдаліць прыватныя карткі</string>
+    <!-- Text shown in the notification that pops up to remind the user that a private browsing session is active. -->
+    <string name="notification_pbm_delete_text_2">Закрыць прыватныя карткі</string>
+    <!-- Notification action to open Fenix and resume the current browsing session. -->
+    <string name="notification_pbm_action_open">Адкрыць</string>
+
+    <!-- Notification action to delete all current private browsing sessions AND switch to Fenix (bring it to the foreground) -->
+    <string name="notification_pbm_action_delete_and_open">Выдаліць і адкрыць</string>
+    <!-- Text shown in snackbar when user deletes a collection -->
+    <string name="snackbar_collection_deleted">Калекцыя выдалена</string>
+    <!-- Text shown in snackbar when user renames a collection -->
+    <string name="snackbar_collection_renamed">Калекцыя перайменавана</string>
+    <!-- Text shown in snackbar when user deletes a tab -->
+    <string name="snackbar_tab_deleted">Картка выдалена</string>
+    <!-- Text shown in snackbar when user deletes all tabs -->
+    <string name="snackbar_tabs_deleted">Карткі выдалены</string>
+
+    <!-- Text shown in snackbar when user closes a tab -->
+    <string name="snackbar_tab_closed">Картка закрыта</string>
+    <!-- Text shown in snackbar when user closes all tabs -->
+    <string name="snackbar_tabs_closed">Карткі закрыты</string>
+
+    <!-- Action item in menu for the Delete browsing data on quit feature -->
+    <string name="delete_browsing_data_on_quit_action">Выйсці</string>
+
+    <!-- text for the private browsing onbording card button, that launches settings -->
+    <string name="onboarding_private_browsing_button">Адкрыць налады</string>
+    <!-- text for the privacy notice onboarding card header -->
+    <string name="onboarding_privacy_notice_header">Ваша прыватнасць</string>
+    <!-- Content description (not visible, for screen readers etc.): Close onboarding screen -->
+    <string name="onboarding_close">Закрыць</string>
+
+    <!-- text for the button to finish onboarding -->
+    <string name="onboarding_finish">Пачаць агляданне</string>
+
+    <!-- Onboarding theme -->
+    <!-- text for the theme picker onboarding card header -->
+    <string name="onboarding_theme_picker_header">Выберыце тэму</string>
+    <!-- Automatic theme setting (will follow device setting) -->
+    <string name="onboarding_theme_automatic_title">Аўтаматычна</string>
+
+    <!-- About page link text to open support link -->
+    <string name="about_support">Падтрымка</string>
+    <!-- About page link text to list of past crashes (like about:crashes on desktop) -->
+    <string name="about_crashes">Крахі</string>
+    <!-- About page link text to open privacy notice link -->
+    <string name="about_privacy_notice">Паведамленне аб прыватнасці</string>
+
+    <!-- Paste the text in the clipboard -->
+    <string name="browser_toolbar_long_press_popup_paste">Уставіць</string>
+
+    <!-- Add button text for the Add to Homescreen dialog -->
+    <string name="add_to_homescreen_add">Дадаць</string>
+
     </resources>
diff --git a/app/src/main/res/values-co/strings.xml b/app/src/main/res/values-co/strings.xml
index 5707d0cd6..bc67d7ddd 100644
--- a/app/src/main/res/values-co/strings.xml
+++ b/app/src/main/res/values-co/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Disattivà a navigazione privata</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Ricerca o indirizzu</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Alcuna unghjetta aperta</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">E vostre unghjette aperte seranu affissate quì.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">E vostre unghjette private seranu affissate quì.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 unghjetta aperta. Picchichjà per cambià d’unghjetta.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s unghjette aperte. Picchichjà per cambià d’unghjetta.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s hè sviluppatu da Mozilla.</string>
 
@@ -63,7 +66,7 @@
     <string name="home_screen_shortcut_open_new_private_tab_2">Nova unghjetta privata</string>
 
     <!-- Heading for the Top Sites block -->
-    <string name="home_screen_top_sites_heading">Siti principali</string>
+    <string name="home_screen_top_sites_heading">Siti principale</string>
 
     <!-- Browser Fragment -->
     <!-- Content description (not visible, for screen readers etc.): Navigate to open tabs -->
@@ -108,8 +111,6 @@
     <string name="browser_menu_new_tab">Nova unghjetta</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Arregistrà in una cullezzione</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Signalà un penseru nant’à stu situ</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Sparte</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -123,8 +124,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Funziuneghja grazia à %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Modu di lettura</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Chjode u modu di lettura</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Apre in un’appiecazione</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -298,7 +301,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Identificazioni di cunnessione</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Unghjette</string>
+    <string name="preferences_sync_tabs_2">Apre l’unghjette</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Scunnettassi</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -453,6 +456,24 @@
     <string name="tabs_header_private_tabs_title">Unghjette private</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Aghjunghje un’unghjetta</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Apre una nova unghjetta privata</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Unghjetta privata</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Unghjette aperte</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Arregistrà in una cullezzione</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Sparte tutte l’unghjette</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Chjode tutte l’unghjette</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Nova unghjetta</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Andà à l’accolta</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Cambià di modu d’unghjette</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Caccià l’unghjetta da a cullezzione</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -466,7 +487,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Sparte l’unghjette</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Arregistrà in una cullezzione</string>
+    <string name="tabs_menu_save_to_collection1">Arregistrà l’unghjette in una cullezzione</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Listinu di l’unghjetta</string>
     <!-- Tab menu item to share the tab -->
@@ -681,16 +702,14 @@
     <string name="delete_browsing_data_quit_off">Disattivata</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Racuglite ciò chì conta per voi. Per principià, arregistrate l’unghjette aperte in una nova cullezzione.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Cullezzioni</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Listinu di a cullezzione</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Alcuna cullezzione</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">E vostre cullezzioni seranu affissate quì.</string>
+    <string name="no_collections_header1">Racuglite ciò chì conta per voi</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Gruppate inseme ricerche simile, i siti è l’unghjette per un accessu future più prestu.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Selezziunà unghjette</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -720,6 +739,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Arregistrà</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Affissà</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Cullezzione %d</string>
 
@@ -894,8 +916,9 @@
     <string name="tip_firefox_preview_moved_description">¶
  · Firefox Nightly cambia ogni notte è vene cù nove funzioni esperimentale.¶
  · Sarrimanenti, pò esse menu stabule. Scaricate u nostru navigatore beta per una pratica più stabule.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Ottene u navigatore Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Ottene Firefox for Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly hà cambiatu</string>
@@ -952,20 +975,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Fiascu di cunnessione</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Prutigitevvi</string>
+    <string name="onboarding_tracking_protection_header_2">Rispettu autumaticu di a vita privata</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s vi aiuta à impedisce i siti web di seguitavvi in linea.</string>
+    <string name="onboarding_tracking_protection_description_2">E preferenze di vita privata è di sicurità bloccanu i perseguitatori, prugrammi animosi è sucietà chì vo seguitanu.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Classicu</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Classica (predefinita)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Bluccheghja menu di perseguitatori ma permette à e pagine di caricassi nurmalmente</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Bluccheghja menu di perseguitatori. E pagine si caricanu nurmalmente.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Severa (ricumandata)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Severa</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Bluccheghja più di perseguitatori per una prutezzione più forte contr’à u spiunagiu è un andamentu piu rapidu, ma certi siti puderianu ùn micca funziunà currettamente</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Bluccheghja più perseguitatori, publicità è annunzii micca richiesti. E pagine si caricanu più prestu, ma certi siti puderianu ùn micca funziunà currettamente.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1053,31 +1076,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Sapene di più</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Classica</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Classica (ricumandatu)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Classica (predefinita)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Equilibratu trà a prutezzione è a prestazione.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">E pagine si caricheranu nurmalmente, ma bluccheranu menu di perseguitatori.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Bluccheghja menu perseguitatori. E pagine si caricanu nurmalmente.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Ciò chì hè bluccatu da a prutezzione classica contr’à u spiunagiu</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Severa</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Severa (predefinita)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Una prutezzione più forte contr’à u spiunagiu è un andamentu piu rapidu, ma certi siti ponu ùn micca funziunà currettamente.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Severa (ricumandata)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Prutezzione più forte, ma certi siti o cuntenuti puderianu esse alterati.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Bluccheghja più perseguitatori, publicità è annunzii micca richiesti. E pagine si caricanu più prestu, ma certi siti puderianu ùn micca funziunà currettamente.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Ciò chì hè bluccatu da a prutezzione severa contr’à u spiunagiu</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom">Persunalizatu</string>
+    <string name="preference_enhanced_tracking_protection_custom">Persunalizata</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Sciglite i perseguitatori è i scritti à bluccà</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Sciglite i perseguitatori è i scritti à bluccà.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Ciò chì hè bluccatu da a prutezzione persunalizata contr’à u spiunagiu</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1127,7 +1140,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Impedisce u caricamentu di e publicità, video è altri cuntenuti d’urigine esterna à u situ è cuntenendu codice di spiunagiu. Quessu pò affettà certe funzioni di u situ web.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">%s bluccheghja perseguitatori nant’à stu situ quandu u scudu hè di culore viulettu. Picchichjatellu per sapè qualè sò.</string>
+    <string name="etp_onboarding_cfr_message">Quandu u scudu hè di culore viulettu, vole si dì chì %s hà bluccatu perseguitatori nant’à u situ visitatu. Picchichjate per sapene di più.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">E prutezzioni sò attivate per stu situ</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
@@ -1416,6 +1429,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Parlate avà</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">L’identificazione di cunnessione cù stu nome d’utilizatore esiste dighjà</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Cunnettatevi cù un contu Firefox.</string>
@@ -1426,4 +1442,20 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Ci vole à attivà a sincrunizazione di l’unghjette.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Ùn avete alcuna unghjetta aperta in Firefox nant’à i vostri altri apparechji.</string>
+
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Affissate a lista di l’unghjette di i vostri altri apparechji.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Cunnettassi à Sync</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Cunfina di siti principale tocca</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Per aghjunghje un novu situ principale, ci vole à cacciane unu. Effettuate una longa incalcata nant’à u situ è selezziunate Caccià.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Iè, aghju capitu</string>
+
 </resources>
diff --git a/app/src/main/res/values-de/strings.xml b/app/src/main/res/values-de/strings.xml
index 2829536f2..c3e687433 100644
--- a/app/src/main/res/values-de/strings.xml
+++ b/app/src/main/res/values-de/strings.xml
@@ -16,14 +16,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Suche oder Adresse</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Keine offenen Tabs</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Offene Tabs werden hier angezeigt.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Ihre privaten Tabs werden hier angezeigt.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 offener Tab. Antippen, um  Tabs zu wechseln.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s offene Tabs. Antippen, um  Tabs zu wechseln.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s wird von Mozilla hergestellt.</string>
 
@@ -178,7 +181,7 @@
     <string name="search_widget_text_long">Das Web durchsuchen</string>
 
     <!-- Content description (not visible, for screen readers etc.): Voice search -->
-    <string name="search_widget_voice">Gesprochene Suche</string>
+    <string name="search_widget_voice">Sprachsuche</string>
 
     <!-- Preferences -->
     <!-- Title for the settings page-->
@@ -270,7 +273,7 @@
     <!-- Preference title for switch preference to show search suggestions -->
     <string name="preferences_show_search_suggestions">Suchvorschläge anzeigen</string>
     <!-- Preference title for switch preference to show voice search button -->
-    <string name="preferences_show_voice_search">Gesprochene Suche anzeigen</string>
+    <string name="preferences_show_voice_search">Sprachsuche anzeigen</string>
     <!-- Preference title for switch preference to show search suggestions also in private mode -->
     <string name="preferences_show_search_suggestions_in_private">In privaten Sitzungen anzeigen</string>
     <!-- Preference title for switch preference to show a clipboard suggestion when searching -->
@@ -301,7 +304,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Zugangsdaten</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Tabs</string>
+    <string name="preferences_sync_tabs_2">Offene Tabs</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Abmelden</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -490,7 +493,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Tabs teilen</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">In Sammlung speichern</string>
+    <string name="tabs_menu_save_to_collection1">Tabs in Sammlung speichern</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Tab-Menü</string>
     <!-- Tab menu item to share the tab -->
@@ -709,17 +712,15 @@
     <string name="delete_browsing_data_quit_off">Aus</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Sammeln Sie die Inhalte, die Ihnen wichtig sind. Speichern Sie für den Anfang geöffnete Tabs in einer neuen Sammlung.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Sammlungen</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Sammlungen-Menü</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Keine Sammlungen</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Ihre Sammlungen werden hier angezeigt.</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">Sammeln Sie die Dinge, die Ihnen wichtig sind</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Gruppieren Sie ähnliche Suchanfragen, Websites und Tabs, um später schnell darauf zugreifen zu können.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Tabs auswählen</string>
 
@@ -944,8 +945,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly wird jede Nacht aktualisiert und verfügt über experimentelle neue Funktionen.
         Es kann jedoch weniger stabil sein. Unsere Beta-Version bietet Ihnen ein stabileres Erlebnis.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Holen Sie sich den Internet-Browser Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Holen Sie sich Firefox für Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly ist umgezogen</string>
@@ -1444,10 +1446,13 @@
     <!--  The error message in edit login view when password field is blank. -->
     <string name="saved_login_password_required">Passwort erforderlich</string>
     <!-- Voice search button content description  -->
-    <string name="voice_search_content_description">Gesprochene Suche</string>
+    <string name="voice_search_content_description">Sprachsuche</string>
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Sprechen Sie jetzt</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Es existieren bereits Zugangsdaten mit diesem Benutzernamen</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Mit einem Firefox-Konto verbinden.</string>
@@ -1457,5 +1462,19 @@
     <string name="synced_tabs_reauth">Bitte erneut authentifizieren.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Bitte aktivieren Sie die Tab-Synchronisierung.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Sie haben keine offenen Tabs in Firefox auf Ihren anderen Geräten.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Zeigt eine Liste der Tabs von Ihren anderen Geräten an.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Zum Synchronisieren anmelden</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Obergrenze für wichtige Seiten erreicht</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Entfernen Sie eine der wichtigen Seiten, um eine neue hinzuzufügen. Tippen Sie lange auf die Seite und wählen Sie „Entfernen“.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Ok, verstanden</string>
 
 </resources>
diff --git a/app/src/main/res/values-dsb/strings.xml b/app/src/main/res/values-dsb/strings.xml
index 9ca416d77..2b98ca1b3 100644
--- a/app/src/main/res/values-dsb/strings.xml
+++ b/app/src/main/res/values-dsb/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Priwatny modus znjemóžniś</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Pytaś abo adresu zapódaś</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Žedne wócynjone rejtariki</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Waše wócynjone rejtariki se how wócyniju.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Waše priwatne rejtariki se how wócyniju.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">Wócynjone rejtariki: %1$s. Pótusniśo, aby rejtariki pśešaltował.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">Wócynjone rejtariki: %1$s. Pótusniśo, aby rejtariki pśešaltował.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s se pśez Mozilla zgótujo.</string>
 
@@ -294,7 +297,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Pśizjawjenja</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Rejtariki</string>
+    <string name="preferences_sync_tabs_2">Wócynjone rejtarki</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Wótzjawiś</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -481,7 +484,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Rejtariki źěliś</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Do zběrki składowaś</string>
+    <string name="tabs_menu_save_to_collection1">Rejtariki do zběrki składowaś</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Rejtarikowy meni</string>
     <!-- Tab menu item to share the tab -->
@@ -695,16 +698,14 @@
     <string name="delete_browsing_data_quit_off">Wušaltowany</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Zběrajśo wěcy, kótarež su wam wažne. Aby zachopił, składujśo wócynjone rejtariki do noweje zběrki.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Zběrki</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Meni zběrkow</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Žedne zběrki</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Waše zběrki se how pokažu.</string>
+    <string name="no_collections_header1">Gromaźćo wěcy, kótarež su wam wažne</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Zrědujśo pódobne pytanja, sedła a rejtariki za póznjejšy malsny pśistup.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Rejtariki wubraś</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -910,8 +911,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly se kuždu noc aktualizěrujo a ma eksperimentelne nowe funkcije.
         Móžo mjenjej stabilny byś. Ześěgniśo naš betawobglědowak za stabilnjejše dožywjenje.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Wobstarajśo se Mozilla Firefox Browser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Wobstarajśo se Firefox za Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly jo pśeśěgnjony</string>
@@ -1419,6 +1421,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Něnto powědaś</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Pśizjawjenje z tym wužywaŕskim mjenim južo esistěrujo</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Z kontom Firefox zwězaś.</string>
@@ -1429,4 +1434,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Pšosym zmóžniśo synchronizěrowanje rejtarikow.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Njamaśo žedne wócynjone rejtariki na swójich drugich rědach.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Woglědajśo se lisćinu rejtarikow ze swójich rědow.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Pla Sync pśizjawiś</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Limit za wažne sedła dostany</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Aby nowe wažne sedło pśidał, wótwónoźćo jadno z nich. Tłocćo dłujko na sedło a wubjeŕśo „Wótwónoźeś“.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">W pórěźe, som zrozměł</string>
+
 </resources>
diff --git a/app/src/main/res/values-el/strings.xml b/app/src/main/res/values-el/strings.xml
index 003c7b51e..77ef55370 100644
--- a/app/src/main/res/values-el/strings.xml
+++ b/app/src/main/res/values-el/strings.xml
@@ -15,8 +15,6 @@
 
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Αναζήτηση ή εισαγωγή διεύθυνσης</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Καμία ανοικτή καρτέλα</string>
 
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Οι ανοικτές καρτέλες σας θα εμφανίζονται εδώ.</string>
@@ -24,6 +22,11 @@
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Οι ιδιωτικές καρτέλες σας θα εμφανίζονται εδώ.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 ανοικτή καρτέλα. Πατήστε για εναλλαγή καρτελών.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s ανοικτές καρτέλες. Πατήστε για εναλλαγή καρτελών.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">Το %1$s αναπτύσσεται από τη Mozilla.</string>
 
@@ -97,8 +100,6 @@
 
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Αποθήκευση στη συλλογή</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Αναφορά ζητήματος ιστοσελίδας</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Κοινή χρήση</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -112,8 +113,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Με την υποστήριξη του %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Προβολή ανάγνωσης</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Κλείσιμο προβολής ανάγνωσης</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Άνοιγμα σε εφαρμογή</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -212,6 +215,10 @@
     <string name="preferences_private_browsing_options">Ιδιωτική περιήγηση</string>
     <!-- Preference for opening links in a private tab-->
     <string name="preferences_open_links_in_a_private_tab">Άνοιγμα συνδέσμων σε ιδιωτική καρτέλα</string>
+    <!-- Preference for allowing screenshots to be taken while in a private tab-->
+    <string name="preferences_allow_screenshots_in_private_mode">Να επιτρέπονται στιγμιότυπα στην ιδιωτική περιήγηση</string>
+    <!-- Preference for adding private browsing shortcut -->
+    <string name="preferences_add_private_browsing_shortcut">Προσθήκη συντόμευσης ιδιωτικής περιήγησης</string>
     <!-- Preference for accessibility -->
     <string name="preferences_accessibility">Προσβασιμότητα</string>
     <!-- Preference category for account information -->
@@ -229,6 +236,8 @@
     <string name="preferences_sign_in_description">Συγχρονισμός σελιδοδεικτών, ιστορικού και άλλων δεδομένων με ένα λογαριασμό Firefox</string>
     <!-- Preference shown instead of account display name while account profile information isn't available yet. -->
     <string name="preferences_account_default_name">Λογαριασμός Firefox</string>
+    <!-- Preference text for account title when there was an error syncing FxA -->
+    <string name="preferences_account_sync_error">Συνδεθείτε ξανά για συνέχεια συγχρονισμού</string>
     <!-- Preference for language -->
     <string name="preferences_language">Γλώσσα</string>
     <!-- Preference for data choices -->
@@ -274,7 +283,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Συνδέσεις</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Καρτέλες</string>
+    <string name="preferences_sync_tabs_2">Ανοικτές καρτέλες</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Αποσύνδεση</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -321,6 +330,8 @@
     <!-- Title for experiments preferences -->
     <string name="preference_experiments">Πειράματα</string>
 
+    <!-- Preference switch for Mozilla location service -->
+    <string name="preferences_mozilla_location_service">Υπηρεσία τοποθεσίας Mozilla</string>
     <!-- Preference switch for app health report. The first parameter is the name of the application (For example: Fenix) -->
     <string name="preferences_fenix_health_report">Αναφορά υγείας %s</string>
 
@@ -400,6 +411,24 @@
     <string name="tabs_header_private_tabs_title">Ιδιωτικές καρτέλες</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Προσθήκη καρτέλας</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Προσθήκη ιδιωτικής καρτέλας</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Ιδιωτική</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Ανοικτές καρτέλες</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Αποθήκευση στη συλλογή</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Κοινή χρήση όλων των καρτελών</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Κλείσιμο όλων των καρτελών</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Νέα καρτέλα</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Μετάβαση στην αρχική</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Εναλλαγή λειτουργίας καρτελών</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Αφαίρεση καρτέλας από τη συλλογή</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -413,7 +442,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Κοινή χρήση καρτελών</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Αποθήκευση στη συλλογή</string>
+    <string name="tabs_menu_save_to_collection1">Αποθήκευση καρτελών στη συλλογή</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Μενού καρτελών</string>
     <!-- Tab menu item to share the tab -->
@@ -479,6 +508,13 @@
     <!-- Text shown when no history exists -->
     <string name="history_empty_message">Δεν υπάρχει ιστορικό</string>
 
+    <!-- Crashes -->
+    <!-- Title text displayed on the tab crash page. This first parameter is the name of the application (For example: Fenix) -->
+    <string name="tab_crash_title_2">Συγγνώμη. Το %1$s δεν μπορεί να φορτώσει αυτή τη σελίδα.</string>
+    <!-- Description text displayed on the tab crash page -->
+    <string name="tab_crash_description">Μπορείτε να προσπαθήσετε να επαναφέρετε ή να κλείσετε αυτή την καρτέλα παρακάτω.</string>
+    <!-- Send crash report checkbox text on the tab crash page -->
+    <string name="tab_crash_send_report">Αποστολή αναφοράς κατάρρευσης στη Mozilla</string>
     <!-- Close tab button text on the tab crash page -->
     <string name="tab_crash_close">Κλείσιμο καρτέλας</string>
 
@@ -488,6 +524,9 @@
     <!-- Content Description for session item menu button -->
     <string name="content_description_session_menu">Επιλογές συνεδρίας</string>
 
+    <!-- Content Description for session item share button -->
+    <string name="content_description_session_share">Κοινή χρήση συνεδρίας</string>
+
     <!-- Bookmarks -->
     <!-- Content description for bookmarks library menu -->
     <string name="bookmark_menu_content_description">Μενού σελιδοδεικτών</string>
@@ -523,10 +562,15 @@
     <string name="bookmark_menu_delete_button">Διαγραφή</string>
     <!--Bookmark overflow menu save button -->
     <string name="bookmark_menu_save_button">Αποθήκευση</string>
+    <!-- Bookmark multi select title in app bar
+     The first parameter is the number of bookmarks selected -->
+    <string name="bookmarks_multi_select_title">Επιλέχθηκαν %1$d</string>
     <!-- Bookmark editing screen title -->
     <string name="edit_bookmark_fragment_title">Επεξεργασία σελιδοδείκτη</string>
     <!-- Bookmark folder editing screen title -->
     <string name="edit_bookmark_folder_fragment_title">Επεξεργασία φακέλου</string>
+    <!-- Bookmark sign in button message -->
+    <string name="bookmark_sign_in_button">Συνδεθείτε για προβολή συγχρονισμένων σελιδοδεικτών</string>
     <!-- Bookmark URL editing field label -->
     <string name="bookmark_url_label">URL</string>
     <!-- Bookmark FOLDER editing field label -->
@@ -539,14 +583,36 @@
     <string name="bookmark_select_folder_fragment_label">Επιλογή φακέλου</string>
     <!-- Bookmark editing error missing title -->
     <string name="bookmark_empty_title_error">Πρέπει να έχει τίτλο</string>
+    <!-- Bookmark editing error missing or improper URL -->
+    <string name="bookmark_invalid_url_error">Άκυρο URL</string>
+    <!-- Bookmark screen message for empty bookmarks folder -->
+    <string name="bookmarks_empty_message">Κανένας σελιδοδείκτης εδώ</string>
+    <!-- Bookmark snackbar message on deleting multiple bookmarks -->
+    <string name="bookmark_deletion_multiple_snackbar_message_2">Οι σελιδοδείκτες διαγράφηκαν</string>
     <!-- Bookmark undo button for deletion snackbar action -->
     <string name="bookmark_undo_deletion">ΑΝΑΙΡΕΣΗ</string>
 
     <!-- Site Permissions -->
     <!-- Site permissions preferences header -->
     <string name="permissions_header">Δικαιώματα</string>
+    <!-- Button label that take the user to the Android App setting -->
+    <string name="phone_feature_go_to_settings">Μεταβείτε στις ρυθμίσεις</string>
+    <!-- Content description (not visible, for screen readers etc.): Quick settings sheet
+        to give users access to site specific information / settings. For example:
+        Secure settings status and a button to modify site permissions -->
+    <string name="quick_settings_sheet">Σελίδα γρήγορων ρυθμίσεων</string>
     <!-- Label that indicates that this option it the recommended one -->
     <string name="phone_feature_recommended">Προτείνεται</string>
+    <!-- button that allows editing site permissions settings -->
+    <string name="quick_settings_sheet_manage_site_permissions">Διαχείριση δικαιωμάτων ιστοσελίδας</string>
+    <!-- Button label for clearing all the information of site permissions-->
+    <string name="clear_permissions">Απαλοιφή δικαιωμάτων</string>
+    <!-- Button label for clearing a site permission-->
+    <string name="clear_permission">Απαλοιφή δικαιώματος</string>
+    <!-- Button label for clearing all the information on all sites-->
+    <string name="clear_permissions_on_all_sites">Απαλοιφή δικαιωμάτων σε όλες τις ιστοσελίδες</string>
+    <!-- Preference for altering video and audio autoplay for all websites -->
+    <string name="preference_browser_feature_autoplay">Αυτόματη αναπαραγωγή</string>
     <!-- Preference for altering the camera access for all websites -->
     <string name="preference_phone_feature_camera">Κάμερα</string>
     <!-- Preference for altering the microphone access for all websites -->
@@ -555,6 +621,14 @@
     <string name="preference_phone_feature_location">Τοποθεσία</string>
     <!-- Preference for altering the notification access for all websites -->
     <string name="preference_phone_feature_notification">Ειδοποίηση</string>
+    <!-- Label that indicates that a permission must be asked always -->
+    <string name="preference_option_phone_feature_ask_to_allow">Ερώτηση για αποδοχή</string>
+    <!-- Label that indicates that a permission must be blocked -->
+    <string name="preference_option_phone_feature_blocked">Αποκλεισμένο</string>
+    <!-- Label that indicates that a permission must be allowed -->
+    <string name="preference_option_phone_feature_allowed">Επιτρέπεται</string>
+    <!--Label that indicates a permission is by the Android OS-->
+    <string name="phone_feature_blocked_by_android">Αποκλείστηκε από Android</string>
     <!-- Preference for showing a list of websites that the default configurations won't apply to them -->
     <string name="preference_exceptions">Εξαιρέσεις</string>
     <!-- Summary of tracking protection preference if tracking protection is set to on -->
@@ -566,51 +640,142 @@
     <!-- Summary of delete browsing data on quit preference if it is set to off -->
     <string name="delete_browsing_data_quit_off">Ανενεργό</string>
 
+    <!-- Collections -->
     <!-- Collections header on home fragment -->
     <string name="collections_header">Συλλογές</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Καμία συλλογή</string>
+    <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
+    <string name="collection_menu_button_content_description">Μενού συλλογής</string>
+    <!-- Title for the "select collection" step of the collection creator -->
+    <string name="create_collection_select_collection">Επιλογή συλλογής</string>
+    <!-- Title for the "name collection" step of the collection creator -->
+    <string name="create_collection_name_collection">Ονομασία συλλογής</string>
     <!-- Button to add new collection for the "select collection" step of the collection creator -->
     <string name="create_collection_add_new_collection">Προσθήκη νέας συλλογής</string>
     <!-- Button to select all tabs in the "select tabs" step of the collection creator -->
     <string name="create_collection_select_all">Επιλογή όλων</string>
+    <!-- Button to deselect all tabs in the "select tabs" step of the collection creator -->
+    <string name="create_collection_deselect_all">Από-επιλογή όλων</string>
+    <!-- Text to prompt users to select the tabs to save in the "select tabs" step of the collection creator -->
+    <string name="create_collection_save_to_collection_empty">Επιλέξτε καρτέλες για αποθήκευση</string>
     <!-- Content description (not visible, for screen readers etc.): button to close the collection creator -->
     <string name="create_collection_close">Κλείσιμο</string>
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Αποθήκευση</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Προβολή</string>
+
+    <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
+    <string name="create_collection_default_name">Συλλογή %d</string>
+
+    <!-- Share -->
+    <!-- Share screen header -->
+    <string name="share_header">Αποστολή και κοινή χρήση</string>
     <!-- Share screen header -->
     <string name="share_header_2">Κοινή χρήση</string>
     <!-- Content description (not visible, for screen readers etc.):
         "Share" button. Opens the share menu when pressed. -->
     <string name="share_button_content_description">Κοινή χρήση</string>
+    <!-- Sub-header in the dialog to share a link to another app -->
+    <string name="share_link_subheader">Κοινή χρήση συνδέσμου</string>
     <!-- Sub-header in the dialog to share a link to another sync device -->
     <string name="share_device_subheader">Αποστολή σε συσκευή</string>
+    <!-- Sub-header in the dialog to share a link to an app from the full list -->
+    <string name="share_link_all_apps_subheader">Όλες οι ενέργειες</string>
+    <!-- Sub-header in the dialog to share a link to an app from the most-recent sorted list -->
+    <string name="share_link_recent_apps_subheader">Πρόσφατη χρήση</string>
+    <!-- An option from the share dialog to sign into sync -->
+    <string name="sync_sign_in">Σύνδεση στο Sync</string>
+    <!-- An option from the share dialog to send link to all other sync devices -->
+    <string name="sync_send_to_all">Αποστολή σε όλες τις συσκευές</string>
+    <!-- An option from the share dialog to reconnect to sync -->
+    <string name="sync_reconnect">Εκ νέου σύνδεση στο Sync</string>
+    <!-- Text displayed when sync is offline and cannot be accessed -->
+    <string name="sync_offline">Εκτός σύνδεσης</string>
+    <!-- An option to connect additional devices -->
+    <string name="sync_connect_device">Σύνδεση άλλης συσκευής</string>
+    <!-- Confirmation dialog button -->
+    <string name="sync_confirmation_button">Το κατάλαβα</string>
     <!-- Add new device screen title -->
     <string name="sync_add_new_device_title">Αποστολή σε συσκευή</string>
 
+    <!-- Text for the warning message on the Add new device screen -->
+    <string name="sync_add_new_device_message">Καμία συνδεδεμένη συσκευή</string>
+    <!-- Text for the button to learn about sending tabs -->
+    <string name="sync_add_new_device_learn_button">Μάθετε για την αποστολή καρτελών…</string>
+    <!-- Text for the button to connect another device -->
+    <string name="sync_add_new_device_connect_button">Σύνδεση άλλης συσκευής…</string>
+
+    <!-- Notifications -->
+    <!-- The user visible name of the "notification channel" (Android 8+ feature) for the ongoing notification shown while a browsing session is active. -->
+    <string name="notification_pbm_channel_name">Συνεδρία ιδιωτικής περιήγησης</string>
+    <!-- Text shown in the notification that pops up to remind the user that a private browsing session is active. -->
+    <string name="notification_pbm_delete_text">Διαγραφή ιδιωτικών καρτελών</string>
+    <!-- Text shown in the notification that pops up to remind the user that a private browsing session is active. -->
+    <string name="notification_pbm_delete_text_2">Κλείσιμο ιδιωτικών καρτελών</string>
     <!-- Notification action to open Fenix and resume the current browsing session. -->
     <string name="notification_pbm_action_open">Άνοιγμα</string>
     <!-- Notification action to delete all current private browsing sessions AND switch to Fenix (bring it to the foreground) -->
     <string name="notification_pbm_action_delete_and_open">Διαγραφή και άνοιγμα</string>
 
+    <!-- Text shown in snackbar when user deletes a collection -->
+    <string name="snackbar_collection_deleted">Η συλλογή διαγράφηκε</string>
+    <!-- Text shown in snackbar when user renames a collection -->
+    <string name="snackbar_collection_renamed">Η συλλογή μετονομάστηκε</string>
+    <!-- Text shown in snackbar when user deletes a tab -->
+    <string name="snackbar_tab_deleted">Η καρτέλα διαγράφηκε</string>
+    <!-- Text shown in snackbar when user deletes all tabs -->
+    <string name="snackbar_tabs_deleted">Οι καρτέλες διαγράφηκαν</string>
+    <!-- Text shown in snackbar when user closes a tab -->
+    <string name="snackbar_tab_closed">Η καρτέλα έκλεισε</string>
+    <!-- Text shown in snackbar when user closes all tabs -->
+    <string name="snackbar_tabs_closed">Οι καρτέλες έκλεισαν</string>
+    <!-- Text shown in snackbar when user closes a private tab -->
+    <string name="snackbar_private_tab_closed">Η ιδιωτική καρτέλα έκλεισε</string>
+    <!-- Text shown in snackbar when user closes all private tabs -->
+    <string name="snackbar_private_tabs_closed">Οι ιδιωτικές καρτέλες έκλεισαν</string>
+    <!-- Text shown in snackbar when user deletes all private tabs -->
+    <string name="snackbar_private_tabs_deleted">Οι ιδιωτικές καρτέλες διαγράφηκαν</string>
     <!-- Text shown in snackbar to undo deleting a tab, top site or collection -->
     <string name="snackbar_deleted_undo">ΑΝΑΙΡΕΣΗ</string>
+    <!-- Text shown in snackbar when user removes a top site -->
+    <string name="snackbar_top_site_removed">Η ιστοσελίδα αφαιρέθηκε</string>
     <!-- Text for action to undo deleting a tab or collection shown in a11y dialog -->
     <string name="a11y_dialog_deleted_undo">Αναίρεση</string>
     <!-- Text for action to confirm deleting a tab or collection shown in a11y dialog -->
     <string name="a11y_dialog_deleted_confirm">Επιβεβαίωση</string>
+    <!-- QR code scanner prompt which appears after scanning a code, but before navigating to it
+        First parameter is the name of the app, second parameter is the URL or text scanned-->
+    <string name="qr_scanner_confirmation_dialog_message">Να επιτρέπεται στο %1$s το άνοιγμα του %2$s</string>
     <!-- QR code scanner prompt dialog positive option to allow navigation to scanned link -->
     <string name="qr_scanner_dialog_positive">ΑΠΟΔΟΧΗ</string>
     <!-- QR code scanner prompt dialog positive option to deny navigation to scanned link -->
     <string name="qr_scanner_dialog_negative">ΑΡΝΗΣΗ</string>
+    <!-- Tab collection deletion prompt dialog message. Placeholder will be replaced with the collection name -->
+    <string name="tab_collection_dialog_message">Θέλετε σίγουρα να διαγράψετε το %1$s;</string>
     <!-- Tab collection deletion prompt dialog option to delete the collection -->
     <string name="tab_collection_dialog_positive">Διαγραφή</string>
     <!-- Tab collection deletion prompt dialog option to cancel deleting the collection -->
     <string name="tab_collection_dialog_negative">Ακύρωση</string>
 
+    <!-- Text displayed in a notification when the user enters full screen mode -->
+    <string name="full_screen_notification">Είσοδος σε λειτουργία πλήρους οθόνης</string>
+    <!-- Message for copying the URL via long press on the toolbar -->
+    <string name="url_copied">Το URL αντιγράφτηκε</string>
+    <!-- Title for Accessibility Text Size Scaling Preference -->
+    <string name="preference_accessibility_font_size_title">Μέγεθος γραμματοσειράς</string>
+
+    <!-- Title for Accessibility Text Automatic Size Scaling Preference -->
+    <string name="preference_accessibility_auto_size_2">Αυτόματο μέγεθος γραμματοσειράς</string>
+
+    <!-- Title for the Delete browsing data preference -->
+    <string name="preferences_delete_browsing_data">Διαγραφή δεδομένων περιήγησης</string>
+    <!-- Title for the tabs item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_tabs_title_2">Ανοικτές καρτέλες</string>
     <!-- Subtitle for the tabs item in Delete browsing data, parameter will be replaced with the number of open tabs -->
     <string name="preferences_delete_browsing_data_tabs_subtitle">%d καρτέλες</string>
+    <!-- Title for the data and history items in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_browsing_data_title">Ιστορικό περιήγησης και δεδομένα ιστοσελίδων</string>
     <!-- Subtitle for the data and history items in delete browsing data, parameter will be replaced with the
         number of history items the user has -->
     <string name="preferences_delete_browsing_data_browsing_data_subtitle">%d διευθύνσεις</string>
@@ -621,21 +786,80 @@
     <string name="preferences_delete_browsing_data_browsing_history_subtitle">%d σελίδες</string>
     <!-- Title for the cookies item in Delete browsing data -->
     <string name="preferences_delete_browsing_data_cookies">Cookies</string>
+    <!-- Subtitle for the cookies item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_cookies_subtitle">Θα αποσυνδεθείτε από τις περισσότερες ιστοσελίδες</string>
+    <!-- Title for the cached images and files item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_cached_files">Προσωρινές εικόνες και αρχεία</string>
+    <!-- Subtitle for the cached images and files item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_cached_files_subtitle">Απελευθερώνει χώρο αποθήκευσης</string>
+    <!-- Title for the site permissions item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_site_permissions">Δικαιώματα ιστοσελίδων</string>
+    <!-- Text for the button to delete browsing data -->
+    <string name="preferences_delete_browsing_data_button">Διαγραφή δεδομένων περιήγησης</string>
+    <!-- Title for the Delete browsing data on quit preference -->
+    <string name="preferences_delete_browsing_data_on_quit">Διαγραφή δεδομένων περιήγησης στην έξοδο</string>
+    <!-- Category for history items to delete on quit in delete browsing data on quit -->
+    <string name="preferences_delete_browsing_data_on_quit_browsing_history">Ιστορικό περιήγησης</string>
     <!-- Action item in menu for the Delete browsing data on quit feature -->
     <string name="delete_browsing_data_on_quit_action">Έξοδος</string>
 
+    <!-- Dialog message to the user asking to delete browsing data. -->
+    <string name="delete_browsing_data_prompt_message">Αυτό θα διαγράψει όλα τα δεδομένα περιήγησής σας.</string>
+    <!-- Dialog message to the user asking to delete browsing data. Parameter will be replaced by app name. -->
+    <string name="delete_browsing_data_prompt_message_3">Το %s θα διαγράψει τα επιλεγμένα δεδομένα περιήγησης.</string>
     <!-- Text for the cancel button for the data deletion dialog -->
     <string name="delete_browsing_data_prompt_cancel">Ακύρωση</string>
     <!-- Text for the allow button for the data deletion dialog -->
     <string name="delete_browsing_data_prompt_allow">Διαγραφή</string>
 
+    <!-- Text for the snackbar confirmation that the data was deleted -->
+    <string name="preferences_delete_browsing_data_snackbar">Τα δεδομένα περιήγησης διαγράφηκαν</string>
+    <!-- Text for the snackbar to show the user that the deletion of browsing data is in progress -->
+    <string name="deleting_browsing_data_in_progress">Διαγραφή δεδομένων περιήγησης…</string>
+
+    <!-- Tips -->
+    <!-- text for firefox preview moving tip header "Firefox Preview" and "Firefox Nightly" are intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_header">Το Firefox Preview είναι πλέον το Firefox Nightly</string>
+
+    <!-- text for firefox preview moving tip button  -->
+    <string name="tip_firefox_preview_moved_button_preview_installed">Εναλλαγή στο νέο Nightly</string>
+
+    <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_header_preview_not_installed">Το Firefox Nightly έχει μετακινηθεί</string>
+
+    <!-- Onboarding -->
+    <!-- Text for onboarding welcome message
+    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    <string name="onboarding_header">Καλώς ορίσατε στο %s!</string>
+    <!-- text for the Firefox Preview feature section header
+    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    <string name="onboarding_feature_section_header">Γνωρίστε το %s</string>
+    <!-- text for the "What's New" onboarding card header -->
+    <string name="onboarding_whats_new_header1">Δείτε τι νέο υπάρχει</string>
+    <!-- text for the firefox account onboarding card header
+    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    <string name="onboarding_firefox_account_header">Αξιοποιήστε στο έπακρο το %s.</string>
+    <!-- text for the button to confirm automatic sign-in -->
+    <string name="onboarding_firefox_account_auto_signin_confirm">Ναι, σύνδεση</string>
     <!-- text for the automatic sign-in button while signing in is in process -->
     <string name="onboarding_firefox_account_signing_in">Σύνδεση…</string>
     <!-- text for the button to manually sign into Firefox account. The word "Firefox" should not be translated -->
     <string name="onboarding_firefox_account_sign_in">Σύνδεση στο Firefox</string>
+    <!-- text to display in the snackbar once account is signed-in -->
+    <string name="onboarding_firefox_account_sync_is_on">Το Sync είναι ενεργό</string>
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Αποτυχία σύνδεσης</string>
 
+    <!-- text for the tracking protection onboarding card header -->
+    <string name="onboarding_tracking_protection_header_2">Αυτόματο απόρρητο</string>
+    <!-- text for tracking protection radio button option for standard level of blocking -->
+    <string name="onboarding_tracking_protection_standard_button_2">Τυπική (προεπιλογή)</string>
+    <!-- text for tracking protection radio button option for strict level of blocking -->
+    <string name="onboarding_tracking_protection_strict_button">Αυστηρή (προτείνεται)</string>
+    <!-- text for tracking protection radio button option for strict level of blocking -->
+    <string name="onboarding_tracking_protection_strict_option">Αυστηρή</string>
+    <!-- text for the private browsing onboarding card header -->
+    <string name="onboarding_private_browsing_header">Ιδιωτική περιήγηση</string>
     <!-- text for the private browsing onbording card button, that launches settings -->
     <string name="onboarding_private_browsing_button">Άνοιγμα ρυθμίσεων</string>
     <!-- text for the privacy notice onboarding card header -->
@@ -646,14 +870,82 @@
     <!-- text for the button to finish onboarding -->
     <string name="onboarding_finish">Έναρξη περιήγησης</string>
 
+    <!-- Onboarding theme -->
+    <!-- text for the theme picker onboarding card header -->
+    <string name="onboarding_theme_picker_header">Επιλογή θέματος</string>
+    <!-- Automatic theme setting (will follow device setting) -->
+    <string name="onboarding_theme_automatic_title">Αυτόματο</string>
+    <!-- Summary of automatic theme setting (will follow device setting) -->
+    <string name="onboarding_theme_automatic_summary">Προσαρμόζεται στις ρυθμίσεις της συσκευής σας</string>
+    <!-- Theme setting for dark mode -->
+    <string name="onboarding_theme_dark_title">Σκούρο θέμα</string>
+    <!-- Theme setting for light mode -->
+    <string name="onboarding_theme_light_title">Φωτεινό θέμα</string>
+
+    <!-- Text shown in snackbar for the "retry" action that the user has after sharing tabs failed -->
+    <string name="sync_sent_tab_error_snackbar_action">ΕΠΑΝΑΛΗΨΗ</string>
+    <!-- Title of QR Pairing Fragment -->
+    <string name="sync_scan_code">Σάρωση κωδικού</string>
+    <!-- Instructions on how to access pairing -->
+    <string name="sign_in_instructions"><![CDATA[Στον υπολογιστή σας, ανοίξτε το Firefox και μεταβείτε στο <b>https://firefox.com/pair</b>]]></string>
+    <!-- Text shown for sign in pairing when ready -->
+    <string name="sign_in_ready_for_scan">Σάρωση</string>
+    <!-- Text shown for settings option for sign with pairing -->
+    <string name="sign_in_with_camera">Σύνδεση με την κάμερά σας</string>
+
+    <!-- Text shown for settings option for sign with email -->
+    <string name="sign_in_with_email">Χρήση email</string>
+    <!-- Option to continue signing out of account shown in confirmation dialog to sign out of account -->
+    <string name="sign_out_disconnect">Αποσύνδεση</string>
+    <!-- Option to cancel signing out shown in confirmation dialog to sign out of account -->
+    <string name="sign_out_cancel">Ακύρωση</string>
+
+    <!-- Enhanced Tracking Protection -->
+    <!-- Link displayed in enhanced tracking protection panel to access tracking protection settings -->
+    <string name="etp_settings">Ρυθμίσεις προστασίας</string>
+    <!-- Preference title for enhanced tracking protection settings -->
+    <string name="preference_enhanced_tracking_protection">Ενισχυμένη προστασία από καταγραφή</string>
+    <!-- Title for the description of enhanced tracking protection -->
+    <string name="preference_enhanced_tracking_protection_explanation_title">Περιήγηση χωρίς παρακολούθηση</string>
+    <!-- Description of enhanced tracking protection. The first parameter is the name of the application (For example: Fenix) -->
+    <string name="preference_enhanced_tracking_protection_explanation">Κρατήστε τα δεδομένα σας για τον εαυτό σας. Το %s σας προστατεύει από πολλούς από τους πιο συνηθισμένους ιχνηλάτες που ακολουθούν ό,τι κάνετε στο διαδίκτυο.</string>
+    <!-- Text displayed that links to website about enhanced tracking protection -->
+    <string name="preference_enhanced_tracking_protection_explanation_learn_more">Μάθετε περισσότερα</string>
+    <!-- Preference for enhanced tracking protection for the standard protection settings -->
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Τυπική (προεπιλογή)</string>
+    <!-- Preference for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_strict">Αυστηρή</string>
+    <!-- Preference for enhanced tracking protection for the custom protection settings -->
+    <string name="preference_enhanced_tracking_protection_custom">Προσαρμοσμένη</string>
+    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Επιλέξτε ιχνηλάτες και σενάρια για αποκλεισμό.</string>
+    <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
+    <!-- Preference for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies">Cookies</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies_1">Ιχνηλάτες μεταξύ ιστοσελίδων και κοινωνικών μέσων</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies_2">Cookies από ιστοσελίδες που δεν έχετε επισκεφθεί</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies_3">Όλα τα cookies τρίτων (ενδέχεται να προκαλέσει δυσλειτουργία σε ιστοσελίδες)</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies_4">Όλα τα cookies (θα προκαλέσει δυσλειτουργία σε ιστοσελίδες)</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings for tracking content -->
     <string name="preference_enhanced_tracking_protection_custom_tracking_content">Περιεχόμενο καταγραφής</string>
     <!-- Option for enhanced tracking protection for the custom protection settings for tracking content-->
     <string name="preference_enhanced_tracking_protection_custom_tracking_content_1">Σε όλες τις καρτέλες</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for tracking content-->
+    <string name="preference_enhanced_tracking_protection_custom_tracking_content_2">Μόνο σε ιδιωτικές καρτέλες</string>
+    <!-- Option for enhanced tracking protection for the custom protection settings for tracking content-->
+    <string name="preference_enhanced_tracking_protection_custom_tracking_content_3">Μόνο σε προσαρμοσμένες καρτέλες</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom_cryptominers">Cryptominers</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom_fingerprinters">Fingerprinters</string>
+    <!-- Category of trackers (social media trackers) that can be blocked by Enhanced Tracking Protection -->
+    <string name="etp_social_media_trackers_title">Ιχνηλάτες κοινωνικών δικτύων</string>
+    <!-- Category of trackers (cross-site tracking cookies) that can be blocked by Enhanced Tracking Protection -->
+    <string name="etp_cookies_title">Cookies ιχνηλάτησης μεταξύ ιστοσελίδων</string>
     <!-- Category of trackers (cryptominers) that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_cryptominers_title">Cryptominers</string>
     <!-- Category of trackers (fingerprinters) that can be blocked by Enhanced Tracking Protection -->
@@ -749,6 +1041,8 @@
     <string name="preferences_passwords_saved_logins_username">Όνομα χρήστη</string>
     <!-- The header for the password for a login -->
     <string name="preferences_passwords_saved_logins_password">Κωδικός πρόσβασης</string>
+    <!-- Message displayed when a connection is insecure and we detect the user is entering a password -->
+    <string name="logins_insecure_connection_warning">Αυτή η σύνδεση δεν είναι ασφαλής. Οι λογαριασμοί που εισάγονται εδώ ενδέχεται να παραβιαστούν.</string>
     <!-- Learn more link that will link to a page with more information displayed when a connection is insecure and we detect the user is entering a password -->
     <string name="logins_insecure_connection_warning_learn_more">Μάθετε περισσότερα</string>
     <!-- Prompt message displayed when Fenix detects a user has entered a password and user decides if Fenix should save it. The first parameter is the name of the application (For example: Fenix)  -->
@@ -803,6 +1097,8 @@
     <!-- Placeholder text shown in the Search Engine Name TextField before a user enters text -->
     <string name="search_add_custom_engine_name_hint">Όνομα</string>
 
+    <!-- Placeholder text shown in the Search String TextField before a user enters text -->
+    <string name="search_add_custom_engine_search_string_hint">Νήμα αναζήτησης προς χρήση</string>
     <!-- Text for the button to learn more about adding a custom search engine -->
     <string name="search_add_custom_engine_learn_more_label">Μάθετε περισσότερα</string>
 
@@ -871,4 +1167,10 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Παρακαλούμε ενεργοποιήστε το συγχρονισμό καρτελών.</string>
 
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Σύνδεση στο Sync</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, το κατάλαβα</string>
+
 </resources>
diff --git a/app/src/main/res/values-en-rCA/strings.xml b/app/src/main/res/values-en-rCA/strings.xml
index 92f0d7f1a..704aef3df 100644
--- a/app/src/main/res/values-en-rCA/strings.xml
+++ b/app/src/main/res/values-en-rCA/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Disable private browsing</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Search or enter address</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">No open tabs</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Your open tabs will be shown here.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Your private tabs will be shown here.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 open tab. Tap to switch tabs.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s open tabs. Tap to switch tabs.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s is produced by Mozilla.</string>
 
@@ -292,7 +295,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Logins</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Tabs</string>
+    <string name="preferences_sync_tabs_2">Open tabs</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Sign out</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -477,7 +480,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Share tabs</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Save to collection</string>
+    <string name="tabs_menu_save_to_collection1">Save tabs to collection</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Tab menu</string>
     <!-- Tab menu item to share the tab -->
@@ -688,16 +691,14 @@
     <string name="delete_browsing_data_quit_off">Off</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Collect the things that matter to you. To start, save open tabs to a new collection.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Collections</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Collection menu</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">No collections</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Your collections will be shown here.</string>
+    <string name="no_collections_header1">Collect the things that matter to you</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Group together similar searches, sites, and tabs for quick access later.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Select Tabs</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -902,8 +903,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly gets updated every night and has experimental new features.
         However, it may be less stable. Download our beta browser for a more stable experience.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Get Mozilla Firefox Browser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Get Firefox for Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly has moved</string>
@@ -1405,6 +1407,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Speak now</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">A login with that username already exists</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Connect with a Firefox Account.</string>
@@ -1414,5 +1419,19 @@
     <string name="synced_tabs_reauth">Please re-authenticate.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Please enable tab syncing.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">You don’t have any tabs open in Firefox on your other devices.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">View a list of tabs from your other devices.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Sign in to sync</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Top site limit reached</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">To add a new top site, remove one. Long press the site and select remove.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, Got It</string>
 
 </resources>
diff --git a/app/src/main/res/values-en-rGB/strings.xml b/app/src/main/res/values-en-rGB/strings.xml
index 228d82710..087e4a667 100644
--- a/app/src/main/res/values-en-rGB/strings.xml
+++ b/app/src/main/res/values-en-rGB/strings.xml
@@ -104,8 +104,6 @@
     <string name="browser_menu_new_tab">New tab</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Save to collection</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Report site issue</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Share</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -119,8 +117,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Powered by %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Reader view</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Close reader view</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Open in app</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -446,6 +446,24 @@
     <string name="tabs_header_private_tabs_title">Private tabs</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Add tab</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Add private tab</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Private</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Open Tabs</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Save to collection</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Share all tabs</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Close all tabs</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">New tab</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Go home</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Toggle tab mode</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Remove tab from collection</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -710,6 +728,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Save</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">View</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Collection %d</string>
 
@@ -937,20 +958,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Failed to sign-in</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Protect yourself</string>
+    <string name="onboarding_tracking_protection_header_2">Automatic privacy</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s helps stop web sites from tracking you online.</string>
+    <string name="onboarding_tracking_protection_description_2">Privacy and security settings block trackers, malware, and companies that follow you.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Standard</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Standard (default)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Blocks fewer trackers but allows pages to load normally</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Blocks fewer trackers. Pages will load normally.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Strict (recommended)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Strict</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Blocks more trackers for better protection and performance, but may cause some sites to not work properly</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Blocks more trackers, ads, and popups. Pages load faster, but some functionality might not work.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1037,31 +1058,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Learn more</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Standard</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Standard (recommended)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Standard (default)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Balanced for protection and performance.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Pages will load normally, but block fewer trackers.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Blocks fewer trackers. Pages will load normally.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">What’s blocked by standard tracking protection</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Strict</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Strict (Default)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Stronger tracking protection and faster performance, but some sites may not work properly.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Strict (recommended)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Stronger protection, but may cause some sites or content to break.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Blocks more trackers, ads, and popups. Pages load faster, but some functionality might not work.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">What’s blocked by strict tracking protection</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Custom</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Choose which trackers and scripts to block</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Choose which trackers and scripts to block.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">What’s blocked by custom tracking protection</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1111,7 +1122,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Stops outside ads, videos, and other content from loading that contains tracking code. May affect some web site functionality.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">%s is blocking trackers on this site when the shield is purple. Tap it to see what’s blocked.</string>
+    <string name="etp_onboarding_cfr_message">Every time the shield is purple, %s has blocked trackers on a site. Tap for more info.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Protections are ON for this site</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
diff --git a/app/src/main/res/values-es-rAR/strings.xml b/app/src/main/res/values-es-rAR/strings.xml
index afdc05ef2..dbc3bdc13 100644
--- a/app/src/main/res/values-es-rAR/strings.xml
+++ b/app/src/main/res/values-es-rAR/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Deshabilitar la navegación privada</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Buscar o ingresar la dirección</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">No hay pestañas abiertas</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Tus pestañas abiertas se mostrarán aquí.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Sus pestañas privadas se van a mostrar aquí.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 abrir pestaña. Tocá para cambiar de pestaña.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s pestañas abiertas. Tocá para cambiar de pestaña.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s es producido por Mozilla.</string>
 
@@ -299,7 +302,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Inicios de sesión</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Pestañas</string>
+    <string name="preferences_sync_tabs_2">Pestañas abiertas</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Cerrar sesión</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -493,7 +496,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Compartir pestañas</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Guardar en colección</string>
+    <string name="tabs_menu_save_to_collection1">Guardar pestañas en la colección</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menú de pestaña</string>
     <!-- Tab menu item to share the tab -->
@@ -712,16 +715,14 @@
     <string name="delete_browsing_data_quit_off">Desactivado</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Recolectá lo que te importa. Para comenzar, guardá las pestañas abiertas en una nueva colección.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Colecciones</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menú de colecciones</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">No hay colecciones</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Tus colecciones se van a mostrar aquí.</string>
+    <string name="no_collections_header1">Recolectá lo que te importa</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Agrupar búsquedas, sitios y pestañas similares para acceder rápidamente más tarde.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Seleccionar pestañas</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -932,8 +933,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly se actualiza todas las noches y tiene nuevas funciones experimentales.
         Sin embargo, puede ser menos estable. Descargá nuestro navegador beta para una experiencia más estable.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Obtené el navegador Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Obtené Firefox para Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly se movió</string>
@@ -1438,6 +1440,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Hablar ahora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Ya existe un inicio de sesión con ese nombre de usuario</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Conectate con una cuenta de Firefox.</string>
@@ -1448,4 +1453,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Habilitar sincronización de pestañas.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">No tenés ninguna pestaña abierta en Firefox en tus otros dispositivos.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Ver una lista de pestañas de tus otros dispositivos.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Inicia sesión para sincronizar</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Alcanzaste el límite para sitios importantes</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Para agregar un nuevo sitio importante, eliminá uno. Mantené presionado el sitio y seleccioná eliminar.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Listo, lo entendí.</string>
+
 </resources>
diff --git a/app/src/main/res/values-es-rCL/strings.xml b/app/src/main/res/values-es-rCL/strings.xml
index 69d4ba9ca..76103d5fb 100644
--- a/app/src/main/res/values-es-rCL/strings.xml
+++ b/app/src/main/res/values-es-rCL/strings.xml
@@ -104,8 +104,6 @@
     <string name="browser_menu_new_tab">Nueva pestaña</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Guardar en la colección</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Reportar problema con el sitio</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Compartir</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -119,8 +117,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Con la tecnología de %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Vista de lectura</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Cerrar la vista del lector</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Abrir en una aplicación</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -449,6 +449,24 @@
     <string name="tabs_header_private_tabs_title">Pestañas privadas</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Añadir pestaña</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Añadir pestaña privada</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Privada</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Pestañas abiertas</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Guardar en la colección</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Compartir todas las pestañas</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Cerrar todas las pestañas</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Nueva pestaña</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Ir al inicio</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Cambiar modo de pestañas</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Eliminar pestaña de la colección</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -713,6 +731,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Guardar</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Ver</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Colección %d</string>
 
@@ -942,20 +963,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">No se pudo conectar</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Protégete</string>
+    <string name="onboarding_tracking_protection_header_2">Privacidad automática</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s ayuda a detener los sitios que te rastrean en línea.</string>
+    <string name="onboarding_tracking_protection_description_2">La configuración de privacidad y seguridad bloquea los rastreadores, el malware y las compañías que te siguen.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Estándar</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Estándar (por defecto)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Bloquea menos rastreadores pero permite que las páginas carguen con normalidad</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Bloquea menos rastreadores. Las páginas se cargarán normalmente.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Estricta (recomendada)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Estricto</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Bloquea más rastreadores para una mejor protección y rendimiento, pero puede hacer que algunos sitios no funcionen adecuadamente</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Bloquea más rastreadores, publicidades y ventanas emergentes. Las páginas cargan más rápido, pero algunas funcionalidades podrían fallar.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1044,31 +1065,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Aprender más</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Estándar</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Estándar (recomendado)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Estándar (por defecto)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Equilibrado para protección y rendimiento.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Las páginas se cargarán adecuadamente, pero se bloquearán menos rastreadores.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Bloquea menos rastreadores. Las páginas se cargarán normalmente.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Qué bloquea la protección de seguimiento estándar</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Estricta</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Estricta (predeterminada)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Una mayor protección de seguimiento y un mejor rendimiento, pero algunos sitios podrían no funcionar adecuadamente.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Estricta (recomendada)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Una mayor protección, pero podría hacer que algunos sitios o contenidos dejen de funcionar.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Bloquea más rastreadores, publicidades y ventanas emergentes. Las páginas cargan más rápido, pero algunas funcionalidades podrían fallar.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Qué bloquea la protección de seguimiento estricta</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Personalizada</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Elige qué rastreadores y scripts bloquear</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Elige qué rastreadores y scripts bloquear.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Qué bloquea la protección de seguimiento personalizada</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1118,7 +1129,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Detiene la carga de publicidad, videos y otros contenidos que contienen códigos de seguimiento. Puede afectar la funcionalidad de algunos sitios web.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">%s está bloqueando rastreadores en este sitio cuando el escudo es de color morado. Tócalo para ver qué se está bloqueando.</string>
+    <string name="etp_onboarding_cfr_message">Cada vez que el escudo está de color morado, %s ha bloqueado rastreadores en un sitio. Toca para más información.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Las protecciones están activadas para este sitio</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
diff --git a/app/src/main/res/values-es-rES/strings.xml b/app/src/main/res/values-es-rES/strings.xml
index 0aca2c594..5f6192316 100644
--- a/app/src/main/res/values-es-rES/strings.xml
+++ b/app/src/main/res/values-es-rES/strings.xml
@@ -16,8 +16,6 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Buscar o escribir dirección</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">No hay pestañas abiertas</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Tus pestañas abiertas aparecerán aquí.</string>
 
@@ -106,8 +104,6 @@
     <string name="browser_menu_new_tab">Nueva pestaña</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Guardar en la colección</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Informar sobre este sitio</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Compartir</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -123,8 +119,10 @@
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Desarrollado por %1$s</string>
 
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Vista de lectura</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Cerrar la vista de lectura</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Abrir en aplicación</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -299,7 +297,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Inicios de sesión</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Pestañas</string>
+    <string name="preferences_sync_tabs_2">Pestañas abiertas</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Cerrar sesión</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -459,6 +457,24 @@
     <string name="tabs_header_private_tabs_title">Pestañas privadas</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Agregar pestaña</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Añadir pestaña privada</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Privada</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Pestañas abiertas</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Guardar en la colección</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Compartir todas las pestañas</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Cerrar todas las pestañas</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Nueva pestaña</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Ir al inicio</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Alternar modo de pestaña</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Eliminar pestaña de la colección</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -472,7 +488,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Compartir pestañas</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Guardar en colección</string>
+    <string name="tabs_menu_save_to_collection1">Guardar pestañas en la colección</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menú de pestaña</string>
     <!-- Tab menu item to share the tab -->
@@ -689,17 +705,15 @@
     <string name="delete_browsing_data_quit_off">Desactivado</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Guarda las cosas que te importan. Para empezar, guarda las pestañas abiertas en una nueva colección.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Colecciones</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menú de la colección</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">No hay colecciones</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Tus colecciones te aparecerán aquí.</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">Colecciona las cosas que te importan</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Agrupa búsquedas, sitios y pestañas similares para un acceso rápido más tarde.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Seleccionar pestañas</string>
 
@@ -739,6 +753,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Guardar</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Ver</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Colección %d</string>
 
@@ -922,8 +939,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly se actualiza todas las noches y tiene nuevas funciones experimentales.
         Sin embargo, puede ser menos estable. Descarga nuestro navegador beta para una experiencia más estable.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Obtén el navegador Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Consigue Beta de Firefox para Android</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly se ha trasladado</string>
@@ -978,20 +996,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Error al iniciar sesión</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Protégete</string>
+    <string name="onboarding_tracking_protection_header_2">Privacidad automática</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s ayuda a evitar que los sitios web te rastreen en línea.</string>
+    <string name="onboarding_tracking_protection_description_2">La configuración de privacidad y seguridad bloquea los rastreadores, los programas maliciosos y las compañías que te siguen.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Estándar</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Estándar (predeterminado)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Bloquea menos rastreadores pero permite que las páginas carguen con normalidad</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Bloquea menos rastreadores. Las páginas se cargarán con normalidad.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Estricta (recomendada)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Estricto</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Bloquea más rastreadores para una mejor protección y rendimiento, pero puede hacer que algunos sitios no funcionen correctamente</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Bloquea más rastreadores, anuncios y ventanas emergentes. Las páginas se cargan más rápido, pero se puede perder cierta funcionalidad.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1078,31 +1096,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Leer más</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Estándar</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Estándar (recomendado)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Estándar (predeterminado)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Equilibrio entre protección y rendimiento.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Las páginas se cargarán como siempre, pero bloquearán menos rastreadores.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Bloquea menos rastreadores. Las páginas se cargarán con normalidad.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Qué es lo que está bloqueado por la protección estándar contra el rastreo</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Estricto</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Estricto (predeterminado)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Protección contra rastreo mejorada y mayor rendimiento, pero puede que algunos sitios no funcionen correctamente.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Estricto (recomendado)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Protege más, pero también puede provocar que algunos sitios o contenido dejen de funcionar.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Bloquea más rastreadores, anuncios y ventanas emergentes. Las páginas se cargan más rápido, pero se puede perder cierta funcionalidad.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Qué es lo que está bloqueado por la protección estricta contra el rastreo </string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Personalizado</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Elige qué rastreadores y secuencias de comandos bloquear</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Elige qué rastreadores y secuencias de comandos bloquear.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Esto es lo que está bloqueado por la protección de rastreo estándar</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1153,7 +1161,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Bloquea la carga de anuncios externos, vídeos y contenido que contenga código de rastreo. Puede afectar a la funcionalidad del sitio web.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">Cuando el escudo es morado, %s está bloqueando rastreadores en ese sitio. Toca para ver qué ha sido bloqueado.</string>
+    <string name="etp_onboarding_cfr_message">Cada vez que el escudo está de color morado, %s ha bloqueado rastreadores en un sitio. Toca para más información.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Las protecciones están activadas para este sitio</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
@@ -1441,6 +1449,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Habla ahora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Ya existe un inicio de sesión con ese nombre de usuario</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Conectarse con una cuenta de Firefox.</string>
@@ -1451,4 +1462,14 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Por favor, activa la sincronización de pestañas.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">No tienes ninguna pestaña abierta en Firefox en tus otros dispositivos.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Ver una lista de pestañas de tus otros dispositivos.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Inicia sesión para sincronizar</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Vale, entendido</string>
+
 </resources>
diff --git a/app/src/main/res/values-gn/strings.xml b/app/src/main/res/values-gn/strings.xml
index c3ba69f96..e3e33dc2b 100644
--- a/app/src/main/res/values-gn/strings.xml
+++ b/app/src/main/res/values-gn/strings.xml
@@ -983,12 +983,19 @@
     <string name="onboarding_firefox_account_automatic_signin_failed">Tembiapo ñepyrũ ojavy</string>
     <!-- text for the tracking protection onboarding card header -->
     <string name="onboarding_tracking_protection_header_2">Ñemigua ijeheguíva</string>
+    <!-- text for the tracking protection card description
+    The first parameter is the name of the app (e.g. Firefox Preview) -->
+    <string name="onboarding_tracking_protection_description_2">Ñemboheko ñemigua ha tekorosã ojoko tapykuehoha, rembiaporapevai ha atyguasu nderapykuehóva.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
     <string name="onboarding_tracking_protection_standard_button_2">Ypyguaite (ijypygua)</string>
+    <!-- text for standard blocking option button description -->
+    <string name="onboarding_tracking_protection_standard_button_description_2">Ojoko’ive tapykuehohápe. Umi kuatiarogue henyhẽporãta.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Mbaretépe (jeroviaháva)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Mbaretépe</string>
+    <!-- text for strict blocking option button description -->
+    <string name="onboarding_tracking_protection_strict_button_description_2">Ojokove tapykuehoha, ñemurã ha ovetã apysẽ. Kuatiarogue henyhẽpya’evéta, hákatu tembiapoite sa’ivekuaa.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1078,10 +1085,14 @@
 
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
     <string name="preference_enhanced_tracking_protection_standard_default_1">Ypyguaite (ijypygua)</string>
+    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Ojoko’ive tapykuehohápe. Umi kuatiarogue henyhẽporãta.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Mba’e umi ojokóva tapykuehoha moãha ypyguáva renondépe</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Mbaretépe</string>
+    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Ojokove tapykuehoha, ñemurã ha ovetã apysẽ. Kuatiarogue henyhẽpya’evéta, hákatu tembiapoite sa’ivekuaa.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Mba’e umi ojokóva tapykuehoha mo’ãha imbaretéva</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
@@ -1138,6 +1149,8 @@
     <string name="etp_tracking_content_title">Tapykueho retepy</string>
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Ejoko ñemurã ñemyanyhẽ okayguáva, ta’ãngamýi ha tetepy oguerekóva ayvu rapykuehoha. Ikatu ombyai ñanduti renda rembiapoite.</string>
+    <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
+    <string name="etp_onboarding_cfr_message">Ehechajeývo jokoha pytaũva, %s ojoko tapykuehoha peteĩ tendápe. Eikutu eikuaave hag̃ua.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Umi ñemo’ã oñemyandýma ko tendápe g̃uarã</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
diff --git a/app/src/main/res/values-hi-rIN/strings.xml b/app/src/main/res/values-hi-rIN/strings.xml
index df65ef7c3..3cdeb3c5a 100644
--- a/app/src/main/res/values-hi-rIN/strings.xml
+++ b/app/src/main/res/values-hi-rIN/strings.xml
@@ -10,8 +10,6 @@
     <string name="content_description_disable_private_browsing_button">निजी ब्राउज़िंग अक्षम करें</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">खोजें या पता दर्ज करें</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">कोई खुला टैब नहीं</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">आपके खुले टैब यहां दिखाए जाएंगे।</string>
 
@@ -275,7 +273,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">लॉगिन</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">टैब</string>
+    <string name="preferences_sync_tabs_2">टैब खोलें</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">साइन आउट करें</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -405,6 +403,8 @@
     <string name="library_desktop_bookmarks_unfiled">अन्य बुकमार्क</string>
     <!-- Option in Library to open History page -->
     <string name="library_history">इतिहास</string>
+    <!-- Option in Library to open Synced Tabs page -->
+    <string name="library_synced_tabs">सिंक हुए टैब</string>
     <!-- Option in Library to open Reading List -->
     <string name="library_reading_list">पठन सूची</string>
     <!-- Menu Item Label for Search in Library -->
@@ -428,6 +428,8 @@
     <string name="add_tab">टैब जोड़ें</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_private_tab">निजी टैब जोड़ें</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">टैब खोलें</string>
     <!-- Text shown in the menu for sharing all tabs -->
     <string name="tab_tray_menu_item_share">सभी टैब साझा करें</string>
     <!-- Text shown in the menu for closing all tabs -->
@@ -447,8 +449,6 @@
     <string name="tabs_menu_close_all_tabs">सभी टैब बंद करें</string>
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">टैब साझा करें</string>
-    <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">संग्रहण में सहेजें</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">टैब मेन्यू</string>
     <!-- Tab menu item to share the tab -->
@@ -657,16 +657,10 @@
     <string name="delete_browsing_data_quit_off">बंद करें</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">आपके लिए जो चीजें मायने रखती हैं, उन्हें इकट्ठा करें। शुरू करने के लिए, खुले टैब को एक नए संग्रह में सहेजें।</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">संग्रह</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">संग्रह मेन्यू</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">कोई संग्रह नहीं</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">आपके संग्रह यहां दिखाए जाएंगे।</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">टैब चुने</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -855,8 +849,6 @@
     <!-- Tips -->
     <!-- text for firefox preview moving tip header "Firefox Preview" and "Firefox Nightly" are intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header">Firefox Preview अब Firefox Nightly है</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Mozilla Firefox ब्राउज़र प्राप्त करें</string>
 
     <!-- Onboarding -->
     <!-- Text for onboarding welcome message
@@ -1168,4 +1160,7 @@
     <!--  The page title for editing a saved login. -->
     <string name="edit">संपादित करें</string>
 
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">सिंक करने के लिए साइन इन करें</string>
+
     </resources>
diff --git a/app/src/main/res/values-hsb/strings.xml b/app/src/main/res/values-hsb/strings.xml
index 2cf747656..a2e5b9610 100644
--- a/app/src/main/res/values-hsb/strings.xml
+++ b/app/src/main/res/values-hsb/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Priwatny modus znjemóžnić</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Pytać abo adresu zapodać</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Žane wočinjene rajtarki</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Waše wočinjene rajtarki so tu wočinja.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Waše priwatne rajtarki so tu wočinja.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">Wočinjene rajtarki: %1$s. Podótkńće so, zo byšće rajtarki přepinał.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">Wočinjene rajtarki: %1$s. Podótkńće so, zo byšće rajtarki přepinał.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s so přez Mozilla zhotowja.</string>
 
@@ -294,7 +297,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Přizjewjenja</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Rajtarki</string>
+    <string name="preferences_sync_tabs_2">Wočinjene rajtarki</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Wotzjewić</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -481,7 +484,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Rajtarki dźělić</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Do zběrki składować</string>
+    <string name="tabs_menu_save_to_collection1">Rajtarki do zběrki składować</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Rajtarkowy meni</string>
     <!-- Tab menu item to share the tab -->
@@ -694,16 +697,14 @@
     <string name="delete_browsing_data_quit_off">Wupinjeny</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Zběrajće wěcy, kotrež su wam wažne. Zo byšće započał, składujće wočinjene rajtarki do noweje zběrki.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Zběrki</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Meni zběrkow</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Žane zběrki</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Waše zběrki so tu pokazaja.</string>
+    <string name="no_collections_header1">Zběrajće wěcy, kotrež su wam wažne</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Zeskupće podobne pytanja, sydła a rajtarki za pozdźiši spěšny přistup.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Rajtarki wubrać</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -910,8 +911,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly so kóždu nóc aktualizuje a ma eksperimentelne nowe funkcije.
         Móže mjenje stabilny być. Sćehńće naš betawobhladowak za stabilniše dožiwjenje.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Wobstarajće sej Mozilla Firefox Browser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Wobstarajće sej Firefox za Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly je přećehnjeny</string>
@@ -1418,6 +1420,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Nětko rěčeć</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Přizjewjenje z tym wužiwarskim mjenom hižo eksistuje.</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Z kontom Firefox zwjazać.</string>
@@ -1427,5 +1432,19 @@
     <string name="synced_tabs_reauth">Prošu awtentifikujće znowa.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Prošu zmóžńće synchronizowanje rajtarkow.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Nimaće žane wočinjene rajtarki w Firefox na swojich druhich gratach.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Wobhladajće sej lisćinu rajtarkow ze swojich gratow.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Pola Sync přizjewić</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Limit za wažne sydła docpěty</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Zo byšće nowe wažne sydło přidał, wotstrońće jedne z nich. Tłóčće dołho na sydło a wubjerće „Wotstronić“.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">W porjadku, sym zrozumił</string>
 
 </resources>
diff --git a/app/src/main/res/values-it/strings.xml b/app/src/main/res/values-it/strings.xml
index e7ae3171a..74815fc75 100644
--- a/app/src/main/res/values-it/strings.xml
+++ b/app/src/main/res/values-it/strings.xml
@@ -16,14 +16,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Cerca o scrivi un indirizzo</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Nessuna scheda aperta</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Le schede aperte verranno mostrate qui.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Le schede anonime verranno mostrate qui.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">Aperta 1 scheda. Tocca per cambiare scheda.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">Aperte %1$s schede. Tocca per cambiare scheda.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s è sviluppato da Mozilla.</string>
 
@@ -302,7 +305,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Credenziali</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Schede</string>
+    <string name="preferences_sync_tabs_2">Schede aperte</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Disconnetti</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -493,7 +496,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Condividi schede</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Salva in una raccolta</string>
+    <string name="tabs_menu_save_to_collection1">Salva schede in una raccolta</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menu scheda</string>
     <!-- Tab menu item to share the tab -->
@@ -710,17 +713,15 @@
     <string name="delete_browsing_data_quit_off">Disattivato</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Raggruppa i contenuti che ritieni importanti. Per iniziare, salva le schede aperte in una nuova raccolta.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Raccolte</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menu raccolta</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Nessuna raccolta</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Le raccolte verranno mostrate qui.</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">Raggruppa i tuoi interessi</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Raggruppa ricerche, siti e schede simili tra loro per potervi accedere più rapidamente in un secondo tempo.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Seleziona schede</string>
 
@@ -947,8 +948,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly viene aggiornato ogni notte con nuove funzionalità sperimentali.
  Tuttavia, potrebbe essere meno stabile. Per un’esperienza più stabile, scarica il nostro browser beta.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Installa il browser Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Ottieni Firefox per Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly si è spostato</string>
@@ -1451,6 +1453,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Parla ora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Esistono già credenziali con questo nome utente</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Connetti un account Firefox.</string>
@@ -1461,4 +1466,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Attiva la sincronizzazione delle schede.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Non risulta alcuna scheda aperta in Firefox negli altri dispositivi.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Visualizza un elenco delle schede aperte in altri dispositivi.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Accedi per sincronizzare</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Raggiunto limite per i siti principali</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Per aggiungere un nuovo sito principale è necessario rimuoverne uno esistente. Per rimuoverlo, tenere premuto a lungo e selezionare “Rimuovi”.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, tutto chiaro</string>
+
 </resources>
diff --git a/app/src/main/res/values-iw/strings.xml b/app/src/main/res/values-iw/strings.xml
index 0dba3be9f..482c92bb3 100644
--- a/app/src/main/res/values-iw/strings.xml
+++ b/app/src/main/res/values-iw/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">השבתת גלישה פרטית</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">חיפוש או הכנסת כתובת</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">אין לשוניות פתוחות</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">הלשוניות הפתוחות שלך יופיעו כאן.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">הלשוניות הפרטיות שלך יופיעו כאן.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">לשונית אחת פתוחה. יש להקיש כדי להחליף לשוניות.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s לשוניות פתוחות. יש להקיש כדי להחליף לשוניות.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">‏%1$s נוצר על־ידי Mozilla.</string>
 
@@ -283,7 +286,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">כניסות</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">לשוניות</string>
+    <string name="preferences_sync_tabs_2">לשוניות פתוחות</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">התנתקות</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -465,7 +468,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">שיתוף לשוניות</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">שמירה לאוסף</string>
+    <string name="tabs_menu_save_to_collection1">שמירת לשוניות לאוסף</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">תפריט לשוניות</string>
     <!-- Tab menu item to share the tab -->
@@ -679,16 +682,10 @@
     <string name="delete_browsing_data_quit_off">כבוי</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">לאסוף את הדברים שחשובים לך. כדי להתחיל, ניתן לשמור את הלשוניות הפתוחות לכדי אוסף חדש.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">אוספים</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">תפריט אוסף</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">אין אוספים</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">האוספים שלך יופיעו כאן.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">בחירת לשוניות</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -897,8 +894,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">‏Firefox Nightly מתעדכן כל לילה ויש לו תכונות ניסיוניות חדשות.
         עם זאת, יתכן שיהיה פחות יציב. ניתן להוריד את הדפדפן במהדורת beta לחוויה יציבה יותר.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">קבלת הדפדפן Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">קבלת Firefox עבור Android בטא</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">‏Firefox Nightly עבר</string>
@@ -1385,6 +1383,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">נא לדבר כעת</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">כבר קיימת כניסה עם שם משתמש זה</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">נא להתחבר עם חשבון Firefox.</string>
@@ -1392,5 +1393,17 @@
     <string name="synced_tabs_connect_another_device">נא לחבר מכשיר נוסף.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">נא להפעיל סנכרון לשוניות.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">אין לך לשוניות פתוחות ב־Firefox בשאר המכשירים שלך.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">הצגת רשימת הלשוניות מהמכשירים האחרים שלך.</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">הגעת למכסת האתרים המובילים</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">כדי להוסיף אתר מוביל חדש, יש להסיר אחד אחר. יש ללחוץ לחיצה ארוכה על האתר ולבחור ב״הסרה״.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">בסדר, הבנתי</string>
 
 </resources>
diff --git a/app/src/main/res/values-kab/strings.xml b/app/src/main/res/values-kab/strings.xml
index 830b2c01e..fe6aec556 100644
--- a/app/src/main/res/values-kab/strings.xml
+++ b/app/src/main/res/values-kab/strings.xml
@@ -13,8 +13,6 @@
     <string name="content_description_disable_private_browsing_button">Sens tunigin tusligt</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Nadi neɣ sekcem tansa</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Ulac iccaren yeldin</string>
 
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Iccaren-ik yeldin ad ttwaseknen dagi.</string>
@@ -294,7 +292,7 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Inekcam</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Iccaren</string>
+    <string name="preferences_sync_tabs_2">Accaren yeldin</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Ffeɣ</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -483,7 +481,7 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Bḍu iccaren</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Sekles ɣer tegrumma</string>
+    <string name="tabs_menu_save_to_collection1">Sekles iccaren ɣer tegrumma</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Umuɣ n yiccaren</string>
     <!-- Tab menu item to share the tab -->
@@ -698,16 +696,10 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="delete_browsing_data_quit_off">Insa</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Lqeḍ-d ayen i twalaḍ yelha-ak. Akken ad tebduḍ, sekles accaren yeldindeg tegrumma tamaynut.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Tigrummiwin</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Umuɣ n tegrumma</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Ulac tigrummiwin</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Tigrummiwin-ik ad ttwaseknent dagi.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Fren iccaren</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -915,8 +907,9 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly iseɛɛu llqem yal iḍ u ttilint deg-s timahilin tirmitanin timaynutin.
         Dacu, yezmer ad yenɣes urkad. Sider iminig-nneɣ beta i tarmit irekden ugar.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Awi iminig Web Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Awi-d Firefox i Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly yuɣan sanga-nniḍen</string>
@@ -1137,6 +1130,8 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="etp_tracking_content_title">Agbur n uḍfaṛ</string>
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Ad isewḥel adellel, tividyutin akked ugbur-nniḍen i d-yekka beṛṛa n usmel, win i igebren tangalt n uḍfaṛ. Izmer ad iḥaz kra n tmahilin n usmel.</string>
+    <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
+    <string name="etp_onboarding_cfr_message">Yal mi ara yili urti d ajenjaṛ, %s isewḥel ineḍfaren ɣef usmel. Sit i wugar n talɣut.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Ammesten yermed i usmel-a</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
@@ -1434,4 +1429,10 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Ma ulac aɣilif, rmed amtawi n waccaren.</string>
 
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Kcem akken ad yemtawi</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">IH, awi-t-id</string>
+
 </resources>
diff --git a/app/src/main/res/values-kk/strings.xml b/app/src/main/res/values-kk/strings.xml
index 679497f49..f62480695 100644
--- a/app/src/main/res/values-kk/strings.xml
+++ b/app/src/main/res/values-kk/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Жекелік шолу режимін сөндіру</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Іздеу немесе адресті енгізу</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Ашық беттер жоқ</string>
 
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Сіздің ашық беттеріңіз осында көрсетілетін болады.</string>
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Сіздің жекелік беттеріңіз осында көрсетілетін болады.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 ашық бет. Беттерді ауыстыру үшін шертіңіз.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s ашық бет. Беттерді ауыстыру үшін шертіңіз.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s жасаған Mozilla.</string>
 
@@ -288,7 +291,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Логиндер</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Беттер</string>
+    <string name="preferences_sync_tabs_2">Ашық беттер</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Шығу</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -473,7 +476,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Беттермен бөлісу</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Жинаққа сақтау</string>
+    <string name="tabs_menu_save_to_collection1">Беттерді жинаққа сақтау</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Бет мәзірі</string>
     <!-- Tab menu item to share the tab -->
@@ -684,17 +687,15 @@
     <string name="delete_browsing_data_quit_off">Сөндірулі</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Өзіңізге маңызды заттарды жинаңыз. Бастау үшін, ашық беттерді жаңа жинаққа сақтаңыз.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Жинақтар</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Жинақ мәзірі</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Жинақтар жоқ</string>
 
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Сіздің жинақтарыңыз осында көрсетілетін болады.</string>
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">Өзіңізге маңызды заттарды жинаңыз</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Кейінірек жылдам қатынау үшін ұқсас іздеулер, сайттар және беттерді топтастырыңыз.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Беттерді таңдау</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -902,8 +903,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly әр түн сайын жаңартылып отырады және тәжірибелік жаңа мүмкіндіктерге ие.
         Алайда, түрақтылығы аздау болуы мүмкін. Тұрақты тәжірибе алу үшін біздің бета-браузерімізді жүктеп алыңыз.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Mozilla Firefox браузерін алыңыз</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Android үшін Firefox Beta алу</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly көшіп кетті</string>
@@ -1409,6 +1411,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Қазір сөйлеңіз</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Бұл пайдаланушы атын қолданатын логин бар болып тұр</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Firefox тіркелгісімен байланысу</string>
@@ -1418,5 +1423,19 @@
     <string name="synced_tabs_reauth">Қайта аутентификациялаңыз.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Беттер синхрондауын іске қосыңыз.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Сізде басқа құрылғыларыңызда Firefox-та ашық беттер жоқ.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Басқа құрылғыларыңыздан беттер тізімін қарау.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Синхрондау үшін кіру</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Үздік сайттар саны шегіне жетті</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Жаңа үздік сайтын қосу үшін, біреуін өшіріңіз. Сайтқа ұзақ басып, өшіру таңдаңыз.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Жақсы, түсіндім</string>
 
 </resources>
diff --git a/app/src/main/res/values-ko/strings.xml b/app/src/main/res/values-ko/strings.xml
index 2abf3c98e..866631709 100644
--- a/app/src/main/res/values-ko/strings.xml
+++ b/app/src/main/res/values-ko/strings.xml
@@ -16,14 +16,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">검색어 또는 주소 입력</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">열린 탭 없음</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">열린 탭이 여기에 표시됩니다.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">사생활 보호 탭이 여기에 표시됩니다.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">열린 탭 1개. 탭을 전환하려면 누르세요.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">열린 탭 %1$s개. 탭을 전환하려면 누르세요.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s는 Mozilla에서 제작했습니다.</string>
 
@@ -303,7 +306,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">로그인</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">탭</string>
+    <string name="preferences_sync_tabs_2">열린 탭</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">로그아웃</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -493,7 +496,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">탭 공유</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">모음집에 저장</string>
+    <string name="tabs_menu_save_to_collection1">모음집에 탭 저장</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">탭 메뉴</string>
     <!-- Tab menu item to share the tab -->
@@ -715,17 +718,15 @@
     <string name="delete_browsing_data_quit_off">꺼짐</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">중요한 것을 수집하세요. 시작하려면 열린 탭을 새 모음집에 저장하세요.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">모음집</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">모음집 메뉴</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">모음집 없음</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">모음집이 여기에 표시됩니다.</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">중요한 것들을 모으세요</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">나중에 빠르게 액세스 할 수 있도록 유사한 검색, 사이트 및 탭을 그룹화하세요.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">탭 선택</string>
 
@@ -953,8 +954,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly는 매일 밤 업데이트되며 실험적인 새로운 기능을 제공합니다.
         단, 안정성이 떨어질 수 있습니다. 보다 안정적인 환경을 위해 Beta 브라우저를 다운로드하세요.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Mozilla Firefox 브라우저 받기</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Android용 Firefox Beta 받기</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly가 이동했습니다</string>
@@ -1463,6 +1465,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">지금 말하세요</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">해당 사용자 이름을 가진 로그인이 이미 존재합니다</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Firefox 계정으로 연결하세요.</string>
@@ -1473,4 +1478,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">탭 동기화를 활성화하세요.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">다른 기기의 Firefox에서 열린 탭이 없습니다.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">다른 기기의 탭 목록을 봅니다.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Sync에 로그인</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">상위 사이트 제한에 도달</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">새로운 상위 사이트를 추가하려면 삭제하세요. 사이트를 길게 누르고 삭제를 선택하세요.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">확인</string>
+
 </resources>
diff --git a/app/src/main/res/values-lo/strings.xml b/app/src/main/res/values-lo/strings.xml
index 3c8c43b4b..60e813d88 100644
--- a/app/src/main/res/values-lo/strings.xml
+++ b/app/src/main/res/values-lo/strings.xml
@@ -98,8 +98,6 @@
     <string name="browser_menu_private_tab">ແທັບສ່ວນຕົວ</string>
     <!-- Browser menu button that creates a new tab -->
     <string name="browser_menu_new_tab">ແທັບໃຫມ່</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">ລາຍງານບັນຫາເວັບໄຊທ</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">ແບ່ງປັນ</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -113,7 +111,7 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">ຂັບເຄື່ອນໂດຍ %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">ມຸມມອງຂອງຜູ້ອ່ານ</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">ເປີດໃນ App</string>
@@ -352,9 +350,14 @@
     <string name="preferences_sync">ເປີດ Sync</string>
     <!-- Preference for account login -->
     <string name="preferences_sync_sign_in">ເຂົ້າສູ່ລະບົບ</string>
+    <!-- Preference for reconnecting to FxA sync -->
+    <string name="preferences_sync_sign_in_to_reconnect">ເຂົ້າສູ່ລະບົບເພື່ອເຊື່ອມຕໍ່ຄືນໃຫມ່</string>
     <!-- Preference for removing FxA account -->
     <string name="preferences_sync_remove_account">ລຶບບັນຊີ</string>
 
+    <!-- Pairing Feature strings -->
+    <!-- Instructions on how to access pairing -->
+    <string name="pair_instructions_2"><![CDATA[ສະແກນລະຫັດ QR ທີ່ສະແດງຢູ່ໃນ <b>firefox.com/pair</b>]]></string>
     <!-- Button to open camera for pairing -->
     <string name="pair_open_camera">ເປີດກ້ອງ</string>
     <!-- Button to cancel pairing -->
diff --git a/app/src/main/res/values-lt/strings.xml b/app/src/main/res/values-lt/strings.xml
index 85328c100..9d85866e9 100644
--- a/app/src/main/res/values-lt/strings.xml
+++ b/app/src/main/res/values-lt/strings.xml
@@ -14,14 +14,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Ieškokite arba įveskite adresą</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Nėra atvertų kortelių</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Čia bus rodomos jūsų atvertos kortelės.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Čia bus rodomos jūsų privačiosios kortelės.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 atverta kortelė. Bakstelėkite, norėdami pereiti tarp kortelių.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s atvertos kortelės. Bakstelėkite, norėdami pereiti tarp kortelių.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">„%1$s“ kūrėjai yra „Mozilla“.</string>
 
@@ -105,8 +108,6 @@
     <string name="browser_menu_new_tab">Nauja kortelė</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Įtraukti į rinkinį</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Pranešti apie svetainės problemą</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Dalintis</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -120,8 +121,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Veikia su „%1$s“</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Skaitymo rodinys</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Išjungti skaitymo rodinį</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Atverti programoje</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -295,7 +298,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Prisijungimai</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Kortelės</string>
+    <string name="preferences_sync_tabs_2">Atvertos kortelės</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Atsijungti</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -453,6 +456,24 @@
     <string name="tabs_header_private_tabs_title">Privačios kortelės</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Pridėti kortelę</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Pridėti privačiąją kortelę</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Privačioji</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Atvertos kortelės</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Įtraukti į rinkinį</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Dalintis visomis kortelėmis</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Užverti visas korteles</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Nauja kortelė</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Eiti į pradžią</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Keisti kortelių veikseną</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Pašalinti kortelę iš rinkinio</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -466,7 +487,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Dalintis kortelėmis</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Įtraukti į rinkinį</string>
+    <string name="tabs_menu_save_to_collection1">Įtraukti korteles į rinkinį</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Kortelės meniu</string>
     <!-- Tab menu item to share the tab -->
@@ -680,16 +701,14 @@
     <string name="delete_browsing_data_quit_off">Išjungta</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Išsaugokite jums svarbius dalykus. Norėdami pradėti, įtraukite atvertas korteles į naują rinkinį.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Rinkiniai</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Rinkinių meniu</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Rinkinių nėra</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Čia bus rodomi jūsų rinkiniai.</string>
+    <string name="no_collections_header1">Kaupkite jums svarbius dalykus</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Sugrupuokite panašias paieškas, svetaines, ir korteles patogesniam pasiekimui.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Pasirinkite korteles</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -720,6 +739,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Įrašyti</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Peržiūrėti</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Rinkinys %d</string>
 
@@ -896,8 +918,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">„Firefox Nightly“ yra atnaujinama kiekvieną naktį ir turi naujų bandomųjų funkcijų.
         Dėl to ji gali būti mažiau stabili. Atsisiųskite mūsų „beta“ naršyklę, jeigu norite stabilesnio veikimo.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Atsisiųsti „Mozilla Firefox“ naršyklę</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Gaukite „Firefox Beta“, skirtą „Android“</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">„Firefox Nightly“ pasikeitė</string>
@@ -951,22 +974,22 @@
     <string name="onboarding_firefox_account_sync_is_on">„Sync“ įjungta</string>
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Nepavyko prisijungti</string>
+
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Apsaugokite save</string>
+    <string name="onboarding_tracking_protection_header_2">Automatinis privatumas</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">„%s“ padeda neleisti svetainėms sekti jūsų naršymo.</string>
-
+    <string name="onboarding_tracking_protection_description_2">Privatumo ir saugumo nuostatos blokuoja stebėjimo elementus, kenkėjiškas programas, ir jus sekančias kompanijas.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Įprastinė</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Standartinė (numatytoji)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Blokuoja mažiau stebėjimo elementų, tačiau leidžia įprastai įkelti tinklalapius</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Blokuoja mažiau stebėjimo elementų. Tinklalapiai bus įkeliami įprastai.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Griežta (rekomenduojama)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Griežta</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Blokuoja daugiau stebėjimo elementų dėl geresnės apsaugos ir našumo, tačiau gali sutrikti kai kurių svetainių veikimas</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Blokuoja daugiau stebėjimo elementų, reklamų, ir iššokančių langų. Tinklalapiai bus įkeliami sparčiau, tačiau gali sutrikti jų veikimas.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1054,31 +1077,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Sužinoti daugiau</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Įprastinė</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Įprastinė (rekomenduojama)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Standartinė (numatytoji)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Subalansuota apsauga ir našumas.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Tinklalapiai bus įkeliami įprastai, tačiau bus blokuojama mažiau stebėjimo elementų.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Blokuoja mažiau stebėjimo elementų. Tinklalapiai bus įkeliami įprastai.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Ką blokuoja numatytoji apsauga nuo stebėjimo</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Griežta</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Griežta (numatytoji)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Stipresnė apsauga nuo stebėjimo ir spartesnis našumas, tačiau gali sutrikti kai kurių svetainių veikimas.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Griežta (rekomenduojama)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Stipresnė apsauga, tačiau gali sutrikti kai kurių svetainių veikimas.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Blokuoja daugiau stebėjimo elementų, reklamų, ir iššokančių langų. Tinklalapiai bus įkeliami sparčiau, tačiau gali sutrikti jų veikimas.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Ką blokuoja griežta apsauga nuo stebėjimo</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Kita</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Pasirinkite, kurie stebėjimo elementai ir scenarijai bus blokuojami</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Pasirinkite, kurios stebėjimo elementus ir scenarijus norite blokuoti.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Ką blokuoja pasirinktinė apsauga nuo stebėjimo</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1129,7 +1142,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Blokuoja išorinių reklamų, vaizdų, ir kito stebėjimui skirto turinio įkėlimą. Gali sutrikti svetainių funkcionalumas.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">„%s“ šioje svetainėje stebėjimo elementus blokuoja tada, kai skydas yra violetinis. Bakstelėję jį pamatysite, kas blokuojama.</string>
+    <string name="etp_onboarding_cfr_message">Kai matote violetinį skydą, „%s“ svetainėje blokuoja stebėjimo elementus. Spustelėkite, norėdami sužinoti daugiau.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Apsaugos šioje svetainėje ĮJUNGTOS</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
@@ -1420,6 +1433,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Kalbėkite dabar</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Prisijungimas su tokiu naudotojo vardu jau yra</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Prisijunkite su „Firefox“ paskyra.</string>
@@ -1430,4 +1446,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Įjunkite kortelių sinchronizavimą.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Kituose savo įrenginiuose su „Firefox“ neturite atvertų kortelių.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Peržiūrėkite kituose įrenginiuose esančias korteles.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Prisijungti prie „Sync“</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Pasiekta lankomiausių svetainių riba</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Norėdami pridėti naują lankomą svetainę, pašalinkite esamą. Palaikykite nuspaudę ant svetainės, ir pasirinkite „pašalinti“.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Gerai, supratau</string>
+
 </resources>
diff --git a/app/src/main/res/values-nb-rNO/strings.xml b/app/src/main/res/values-nb-rNO/strings.xml
index bb2f48d35..e858a1442 100644
--- a/app/src/main/res/values-nb-rNO/strings.xml
+++ b/app/src/main/res/values-nb-rNO/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Slå av privat nettlesing</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Søk eller skriv inn adresse</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Ingen åpne faner</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">De åpne fanene dine vises her.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Dine private faner vil vises her.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 åpen fane. Trykk for å bytte fane.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s åpne faner. Trykk for å bytte fane.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s er produsert av Mozilla.</string>
 
@@ -295,7 +298,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Innlogginger</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Faner</string>
+    <string name="preferences_sync_tabs_2">Åpne faner</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Logg ut</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -486,7 +489,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Del faner</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Lagre i samling</string>
+    <string name="tabs_menu_save_to_collection1">Lagre faner til samling</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Fanemeny</string>
     <!-- Tab menu item to share the tab -->
@@ -700,16 +703,14 @@
     <string name="delete_browsing_data_quit_off">Av</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Samle de tingene som betyr noe for deg. Lagre åpne faner i en ny samling for å starte.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Samlinger</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Samlingsmeny</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Ingen samlinger</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Samlingene dine vil bli vist her.</string>
+    <string name="no_collections_header1">Samle tingene som betyr noe for deg</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Grupper sammen lignende søk, nettsteder og faner for rask tilgang senere.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Velg faner</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -919,8 +920,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly blir oppdatert hver natt og har eksperimentelle nye funksjoner.
         Imidlertid kan den være mindre stabilt. Last ned betaversjonen vår for en mer stabil opplevelse.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Få Mozilla Firefox nettleser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Last ned Firefox for Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly har flyttet</string>
@@ -1438,6 +1440,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Snakk nå</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">En innlogging med det brukernavnet eksisterer allerede</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Koble til en Firefox-konto.</string>
@@ -1447,5 +1452,14 @@
     <string name="synced_tabs_reauth">Autentiser på nytt.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Slå på fanssynkronisering.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Du har ingen faner åpne i Firefox på andre enheter.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Vis en liste over faner fra andre enheter.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Logg inn for å synkronisere</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, jeg skjønner</string>
 
 </resources>
diff --git a/app/src/main/res/values-nn-rNO/strings.xml b/app/src/main/res/values-nn-rNO/strings.xml
index b215a64d4..8a223584f 100644
--- a/app/src/main/res/values-nn-rNO/strings.xml
+++ b/app/src/main/res/values-nn-rNO/strings.xml
@@ -15,8 +15,6 @@
     <string name="content_description_disable_private_browsing_button">Slå av privat nettlesing</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Søk eller skriv inn ei adresse</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Ingen opne faner</string>
 
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Dei opne fanene dine vert viste her.</string>
@@ -24,6 +22,11 @@
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Dine private faner vil visast her.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 open fane. Trykk for å byte fane.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s opne faner. Trykk for å byte fane.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s er produsert av Mozilla.</string>
 
@@ -295,7 +298,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Innloggingar</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Faner</string>
+    <string name="preferences_sync_tabs_2">Opne faner</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Logg ut</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -484,7 +487,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Del faner</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Lagre i samling</string>
+    <string name="tabs_menu_save_to_collection1">Lagre faner til samling</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Fanemeny</string>
     <!-- Tab menu item to share the tab -->
@@ -698,17 +701,14 @@
     <string name="delete_browsing_data_quit_off">Av</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Samle dei tinga som betyr noko for deg. Lagre opne faner i ei ny samling for å starte.</string>
-
     <!-- Collections header on home fragment -->
     <string name="collections_header">Samlingar</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Samlingsmeny</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Ingen samlingar</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Samlingane dine vert viste her.</string>
+    <string name="no_collections_header1">Samle tinga som betyr noko for deg</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Grupper saman liknande søk, nettstadar og faner for rask tilgang seinare.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Vel faner</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -918,8 +918,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly vert oppdatert kvar natt og har eksperimentelle nye funksjonar.
         Lkevel kan hann vere mindre stabil. Last ned betaversjonen vår for ei meir stabil oppleving.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Få nettlesaren Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Last ned Firefox for Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly har flytta</string>
@@ -1429,6 +1430,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Snakk no</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Ei innlogging med dette brukarnamnet finst allereie</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Kople til med ein Firefox Account.</string>
@@ -1438,5 +1442,19 @@
     <string name="synced_tabs_reauth">Godkjenn på nytt.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Slå på fane-synkronisering.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Du har ingen faner opne i Firefox på andre einingar.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Vis ei liste over faner frå andre einingar.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Logg inn for å synkronisere</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Grense for populære nettstadar nådd</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">For å leggje til ein ny populær nettstad må du fjern ein. Langtrykk på nettstaden og vel fjern.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, eg forstår det</string>
 
 </resources>
diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index b79e40861..9fef11b9a 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Wyjdź z trybu prywatnego</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Wpisz adres lub szukaj</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Brak otwartych kart</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Tutaj będą wyświetlane otwarte karty.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Tutaj będą wyświetlane prywatne karty.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">Otwarte karty: 1. Stuknij, aby przełączyć karty.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">Otwarte karty: %1$s. Stuknij, aby przełączyć karty.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s jest tworzony przez Mozillę.</string>
 
@@ -296,7 +299,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Dane logowania</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Karty</string>
+    <string name="preferences_sync_tabs_2">Otwarte karty</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Wyloguj się</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -483,7 +486,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Udostępnij karty</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Zachowaj w kolekcji</string>
+    <string name="tabs_menu_save_to_collection1">Zachowaj karty w kolekcji</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menu karty</string>
     <!-- Tab menu item to share the tab -->
@@ -697,16 +700,14 @@
     <string name="delete_browsing_data_quit_off">Wyłączone</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Zbieraj rzeczy, które są dla Ciebie ważne. Aby zacząć, zachowaj otwarte karty w nowej kolekcji.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Kolekcje</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menu kolekcji</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Nie ma jeszcze kolekcji</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Tutaj będą wyświetlane kolekcje użytkownika.</string>
+    <string name="no_collections_header1">Zbierz rzeczy, które są dla Ciebie ważne</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Połącz ze sobą podobne wyszukiwania, witryny i karty, aby szybciej do nich wracać.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Wybierz karty</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -917,8 +918,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly jest aktualizowany każdej nocy i ma eksperymentalne nowe funkcje.
         Może jednak być mniej stabilny. Pobierz nasze wydanie beta, aby korzystać ze stabilniejszej przeglądarki.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Pobierz przeglądarkę Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Pobierz Firefoksa Beta na Androida</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly się przeprowadził</string>
@@ -1423,6 +1425,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Mów teraz</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Dane logowania z tą nazwą użytkownika już istnieją</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Połącz się z kontem Firefoksa.</string>
@@ -1433,4 +1438,19 @@
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Proszę włączyć synchronizację kart.</string>
 
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Brak otwartych kart w Firefoksach na innych urządzeniach.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Wyświetl listę kart z innych urządzeń.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Zaloguj się do synchronizacji</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Osiągnięto limit popularnych stron</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Aby dodać nową popularną stronę, usuń istniejącą. Przytrzymaj którąś i wybierz „Usuń”.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK</string>
+
 </resources>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 5d798e79d..96dc03335 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Desativar navegação privativa</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Pesquise ou digite um endereço</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Nenhuma aba aberta</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Suas abas abertas serão mostradas aqui.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Suas abas privativas são mostradas aqui.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 aba aberta. Toque para alternar abas.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s abas abertas. Toque para alternar abas.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">O %1$s é produzido pela Mozilla.</string>
 
@@ -293,7 +296,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Contas de acesso</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Abas</string>
+    <string name="preferences_sync_tabs_2">Abas abertas</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Desconectar</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -480,7 +483,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Compartilhar abas</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Salvar em uma coleção</string>
+    <string name="tabs_menu_save_to_collection1">Salvar abas em coleção</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menu de abas</string>
     <!-- Tab menu item to share the tab -->
@@ -692,16 +695,14 @@
     <string name="delete_browsing_data_quit_off">Desativado</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Colete as coisas que são importantes para você. Para começar, salve abas abertas em uma nova coleção.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Coleções</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menu de coleções</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Nenhuma coleção</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Suas coleções serão mostradas aqui.</string>
+    <string name="no_collections_header1">Colete o que é importante para você</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Agrupe pesquisas, sites e abas semelhantes para acesso rápido mais tarde.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Selecionar abas</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -910,8 +911,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">O Firefox Nightly é atualizado toda noite e tem novos recursos experimentais.
         No entanto, pode ser menos estável. Instale nosso navegador beta se quiser uma experiência de uso mais estável.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Instale o navegador Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Instale o Firefox para Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">O Firefox Nightly mudou</string>
@@ -1419,6 +1421,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Fale agora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Já existe uma conta com este nome de usuário</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Conecte-se com uma Conta Firefox.</string>
@@ -1428,5 +1433,20 @@
     <string name="synced_tabs_reauth">Autentique novamente.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Ative a sincronização de abas.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Você não tem nenhuma aba aberta no Firefox em outros dispositivos.</string>
+
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Veja uma lista de abas de seus outros dispositivos.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Entrar para sincronizar</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Atingiu o limite de sites preferidos</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Para adicionar mais um site preferido, remova outro. Mantenha o dedo sobre o site e selecione remover.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, entendi</string>
 
 </resources>
diff --git a/app/src/main/res/values-pt-rPT/strings.xml b/app/src/main/res/values-pt-rPT/strings.xml
index b52ac0ff5..ac25486d8 100644
--- a/app/src/main/res/values-pt-rPT/strings.xml
+++ b/app/src/main/res/values-pt-rPT/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Desativar navegação privada</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Pesquise ou insira o endereço</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Sem separadores abertos</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Os seus separadores abertos serão mostrados aqui.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Os seus separadores privados serão mostrados aqui.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 separador aberto. Toque para mudar de separador.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s separadores abertos. Toque para mudar de separador.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s é criado pela Mozilla.</string>
 
@@ -293,7 +296,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Credenciais</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Separadores</string>
+    <string name="preferences_sync_tabs_2">Separadores abertos</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Terminar sessão</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -484,7 +487,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Partilhar separadores</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Guardar na coleção</string>
+    <string name="tabs_menu_save_to_collection1">Guardar separadores na coleção</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menu do separador</string>
     <!-- Tab menu item to share the tab -->
@@ -696,16 +699,14 @@
     <string name="delete_browsing_data_quit_off">Desativado</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Colecione as coisas mais importantes para si. Para começar, guarde os separadores abertos numa nova coleção.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Coleções</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menu de coleções</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Sem coleções</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">As suas coleções serão apresentadas aqui.</string>
+    <string name="no_collections_header1">Colecione as coisas que são importantes para si</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Agrupe pesquisas, sites e separadores semelhantes para acesso rápido mais tarde.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Selecione os separadores</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -912,8 +913,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly é atualizado todas as noites e possui novas funcionalidades experimentais.
         No entanto, pode ser menos estável. Transfira o nosso navegador beta para uma experiência mais estável.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Obter o Navegador Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Obter o Firefox Beta para o Android</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly mudou-se</string>
@@ -1423,6 +1425,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Fale agora</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Já existe uma credencial com este nome.</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Associar uma conta Firefox.</string>
@@ -1432,5 +1437,19 @@
     <string name="synced_tabs_reauth">Por favor, autentique-se novamente.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Por favor, ative a sincronização de separadores.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Não tem quaisquer separadores abertos no Firefox dos seus outros dispositivos.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Ver uma lista de separadores dos seus outros dispositivos.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Iniciar sessão para sincronizar</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Atingido o limite dos sites principais</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Para poder adicionar um novo site principal, remova outro. Pressione e aguarde sob o site pretendido e selecione remover.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">OK, percebi</string>
 
 </resources>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index a13bff4a2..9346c3ce4 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -109,8 +109,6 @@
     <string name="browser_menu_new_tab">Новая вкладка</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">В коллекцию</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Сообщить о проблеме с сайтом</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Поделиться</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -126,8 +124,10 @@
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">На движке %1$s</string>
 
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Вид для чтения</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Закрыть вид для чтения</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Открыть в приложении</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -458,6 +458,24 @@
     <string name="tabs_header_private_tabs_title">Приватные вкладки</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Открыть вкладку</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Добавить приватную вкладку</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Приватно</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Открытые вкладки</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Сохранить в коллекцию</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Поделиться всеми вкладками</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Закрыть все вкладки</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Новая вкладка</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">На главную</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Переключить режим просмотра</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Удалить вкладку из коллекции</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -738,6 +756,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Сохранить</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Посмотреть</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Коллекция %d</string>
 
@@ -978,20 +999,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Не удалось выполнить вход</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Защитите себя</string>
+    <string name="onboarding_tracking_protection_header_2">Автоматическая приватность</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s помогает не дать веб-сайтам отслеживать вас в Интернете.</string>
+    <string name="onboarding_tracking_protection_description_2">Настройки конфиденциальности и безопасности блокируют трекеры, вредоносные программы, и компании, которые вас отслеживают.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Стандартная</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Стандартная (по умолчанию)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Блокирует меньше трекеров, но позволяет обеспечить нормальную загрузку страниц</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Блокирует меньше трекеров. Страницы будут загружаться нормально.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Строгая (рекомендуется)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Строгая</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Блокирует больше трекеров для улучшения защиты и производительности, но некоторые сайты могут перестать корректно работать</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Блокирует больше трекеров, рекламы и всплывающих окон. Страницы будут грузиться быстрее, но часть функций может не работать.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1079,31 +1100,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Узнать больше</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Стандартная</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Стандартная (рекомендуется)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Стандартная (по умолчанию)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Обеспечивает наилучший баланс защиты и производительности.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Страницы будут загружаться нормально, но будет блокироваться меньше трекеров.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Блокирует меньше трекеров. Страницы будут загружаться нормально.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Что блокируется стандартной защитой от отслеживания</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Строгая</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Строгая (по умолчанию)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Строгая защита от отслеживания с увеличенной производительностью, некоторые сайты могут работать некорректно.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Строгая (рекомендуется)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Усиленная защита может вызывать проблемы с некоторыми сайтами и их содержимым.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Блокирует больше трекеров, рекламы и всплывающих окон. Страницы будут грузиться быстрее, но часть функций может не работать.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Что блокируется строгой защитой от отслеживания</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Персональная</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Выберите, какие трекеры и скрипты необходимо блокировать</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Выберите, какие трекеры и скрипты необходимо блокировать.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Что блокируется персональной защитой от отслеживания</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1153,7 +1164,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Блокирует загрузку внешней рекламы, видео и другого содержимого, если они содержат отслеживающий код. Может повлиять на работу некоторых веб-сайтов.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">Если %s блокирует трекеры на этом сайте, значок щита становится фиолетовым. Нажмите на него, чтобы увидеть, что блокируется.</string>
+    <string name="etp_onboarding_cfr_message">Фиолетовый цвет щита означает, что %s заблокировал трекеры на сайте. Нажмите, чтобы узнать больше.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Защита для этого сайта включена</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
diff --git a/app/src/main/res/values-sv-rSE/strings.xml b/app/src/main/res/values-sv-rSE/strings.xml
index 264a47f9c..7e477b53e 100644
--- a/app/src/main/res/values-sv-rSE/strings.xml
+++ b/app/src/main/res/values-sv-rSE/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Inaktivera privat surfning</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Sök eller ange adress</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Inga öppna flikar</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Dina öppna flikar visas här.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Dina privata flikar kommer att visas här.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 öppen flik. Tryck för att växla mellan flikar.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s öppna flikar. Tryck för att växla mellan flikar.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s produceras av Mozilla.</string>
 
@@ -298,7 +301,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Inloggningar</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Flikar</string>
+    <string name="preferences_sync_tabs_2">Öppna flikar</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Logga ut</string>
 
@@ -488,7 +491,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Dela flikar</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Spara i samling</string>
+    <string name="tabs_menu_save_to_collection1">Spara flikar till samling</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Flikmeny</string>
     <!-- Tab menu item to share the tab -->
@@ -702,16 +705,14 @@
     <string name="delete_browsing_data_quit_off">Av</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Samla de saker som är viktiga för dig. För att starta, spara öppna flikar i en ny samling.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Samlingar</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Samlingsmeny</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Inga samlingar</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Dina samlingar kommer att visas här.</string>
+    <string name="no_collections_header1">Samla de saker som är viktiga för dig</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Gruppera liknande sökningar, webbplatser och flikar för snabb åtkomst senare.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Välj flikar</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -924,8 +925,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly uppdateras varje natt och har experimentella nya funktioner.
         Den kan dock vara mindre stabil. Hämta vår beta-webbläsare för en mer stabil upplevelse.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Skaffa Mozilla Firefox Browser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Hämta Firefox för Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly har flyttat</string>
@@ -1432,6 +1434,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Prata nu</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">En inloggning med det användarnamnet finns redan</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Anslut med ett Firefox-konto.</string>
@@ -1441,5 +1446,19 @@
     <string name="synced_tabs_reauth">Bekräfta igen.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Aktivera fliksynkronisering.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Du har inga flikar öppna i Firefox på dina andra enheter.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Visa en lista med flikar från dina andra enheter.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Logga in för att synkronisera</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Övre gräns för mest besökta nådd</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">För att lägga till en ny mest besökt sida, ta bort en. Tryck länge på webbplatsen och välj ta bort.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Ok, jag förstår</string>
 
 </resources>
diff --git a/app/src/main/res/values-te/strings.xml b/app/src/main/res/values-te/strings.xml
new file mode 100644
index 000000000..801c4d74b
--- /dev/null
+++ b/app/src/main/res/values-te/strings.xml
@@ -0,0 +1,295 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- App name for private browsing mode. The first parameter is the name of the app defined in app_name (for example: Fenix)-->
+    <string name="app_name_private_5">అంతరంగిక %s</string>
+    <!-- App name for private browsing mode. The first parameter is the name of the app defined in app_name (for example: Fenix)-->
+    <string name="app_name_private_4">%s (అంతరంగికం)</string>
+    <!-- Home Fragment -->
+    <!-- Content description (not visible, for screen readers etc.): "Three dot" menu button. -->
+    <string name="content_description_menu">మరిన్ని ఎంపికలు</string>
+
+    <!-- Placeholder text shown in the search bar before a user enters text -->
+    <string name="search_hint">వెతకండి లేదా చిరునామా ఇవ్వండి</string>
+    <!-- No Open Tabs Message Description -->
+    <string name="no_open_tabs_description">తెరిచివున్న ట్యాబులు ఇక్కడ కనిపిస్తాయి.</string>
+    <!-- No Private Tabs Message Description -->
+    <string name="no_private_tabs_description">మీ అంతరంగిక ట్యాబులు ఇక్కడ కనిపిస్తాయి.</string>
+
+    <!-- Text for the negative button -->
+    <string name="search_widget_cfr_neg_button_text">ఇప్పుడు కాదు</string>
+
+    <!-- Home screen icons - Long press shortcuts -->
+    <!-- Shortcut action to open new tab -->
+    <string name="home_screen_shortcut_open_new_tab_2">కొత్త ట్యాబు</string>
+    <!-- Heading for the Top Sites block -->
+    <string name="home_screen_top_sites_heading">మేటి సైట్లు</string>
+
+    <!-- Browser Fragment -->
+    <!-- Content description (not visible, for screen readers etc.): Navigate to open tabs -->
+    <string name="browser_tabs_button">తెరిచివున్న ట్యాబులు</string>
+    <!-- Content description (not visible, for screen readers etc.): Navigate backward (browsing history) -->
+    <string name="browser_menu_back">వెనుకకు</string>
+    <!-- Browser menu button that sends a user to help articles -->
+    <string name="browser_menu_help">సహాయం</string>
+    <!-- Browser menu button that sends a to a the what's new article -->
+    <string name="browser_menu_whats_new">కొత్తవి ఏమిటి</string>
+    <!-- Browser menu button that opens the settings menu -->
+    <string name="browser_menu_settings">అమరికలు</string>
+    <!-- Browser menu toggle that installs a Progressive Web App shortcut to the site on the device home screen. -->
+    <string name="browser_menu_install_on_homescreen">స్థాపించు</string>
+    <!-- Browser menu button that creates a new tab -->
+    <string name="browser_menu_new_tab">కొత్త ట్యాబు</string>
+    <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
+    <string name="browser_menu_read_appearance">రూపురేఖలు</string>
+
+    <!-- Locale Settings Fragment -->
+    <!-- Content description for tick mark on selected language -->
+    <string name="a11y_selected_locale_content_description">ఎంచుకున్న భాష</string>
+
+    <!-- Button in the search suggestions onboarding that allows search suggestions in private sessions -->
+    <string name="search_suggestions_onboarding_allow_button">అనుమతించు</string>
+    <!-- Button in the search suggestions onboarding that does not allow search suggestions in private sessions -->
+    <string name="search_suggestions_onboarding_do_not_allow_button">అనుమతించవద్దు</string>
+    <!-- Search suggestion onboarding hint Learn more link text -->
+    <string name="search_suggestions_onboarding_learn_more_link">ఇంకా తెలుసుకోండి</string>
+
+    <!-- Preferences -->
+    <!-- Title for the settings page-->
+    <string name="settings">అమరికలు</string>
+    <!-- Preference category for basic settings -->
+    <string name="preferences_category_basics">ప్రాథమికాలు</string>
+    <!-- Preference category for general settings -->
+    <string name="preferences_category_general">సాధారణం</string>
+    <!-- Preference category for all links about Fenix -->
+    <string name="preferences_category_about">గురించి</string>
+    <!-- Preference for settings related to Search -->
+    <string name="preferences_search">వెతకడం</string>
+    <!-- Preference for settings related to Search address bar -->
+    <string name="preferences_search_address_bar">చిరునామా పట్టీ</string>
+    <!-- Preference linking to help about Fenix -->
+    <string name="preferences_help">సహాయం</string>
+    <!-- Preference linking to about page for Fenix
+        The first parameter is the name of the app defined in app_name (for example: Fenix) -->
+    <string name="preferences_about">%1$s గురించి</string>
+    <!-- Preference linking to the your rights SUMO page -->
+    <string name="preferences_your_rights">మీ హక్కులు</string>
+    <!-- Preference for settings related to saved passwords -->
+    <string name="preferences_passwords">సంకేతపదాలు</string>
+    <!-- Preference for settings related to saved credit cards and addresses -->
+    <string name="preferences_credit_cards_addresses">క్రెడిట్ కార్డులు, చిరునామాలు</string>
+    <!-- Preference category for advanced settings -->
+    <string name="preferences_category_advanced">ఉన్నతం</string>
+    <!-- Preference category for privacy settings -->
+    <string name="preferences_category_privacy">అంతరంగికత</string>
+    <!-- Preference category for privacy and security settings -->
+    <string name="preferences_category_privacy_security">అంతరంగికత, భద్రత</string>
+    <!-- Preference for advanced site permissions -->
+    <string name="preferences_site_permissions">సైటు అనుమతులు</string>
+    <!-- Preference for private browsing options -->
+    <string name="preferences_private_browsing_options">అంతరంగిక విహారణ</string>
+    <!-- Preference category for account information -->
+    <string name="preferences_category_account">ఖాతా</string>
+    <!-- Preference for changing default theme to dark or light mode -->
+    <string name="preferences_theme">అలంకారం</string>
+    <!-- Preference for language -->
+    <string name="preferences_language">భాష</string>
+
+    <!-- Preference for data choices -->
+    <string name="preferences_data_choices">డేటా ఎంపికలు</string>
+    <!-- Preference for data collection -->
+    <string name="preferences_data_collection"></string>
+
+    <!-- Preference for syncing history -->
+    <string name="preferences_sync_history">చరిత్ర</string>
+    <!-- Preference for syncing bookmarks -->
+    <string name="preferences_sync_bookmarks">ఇష్టాంశాలు</string>
+    <!-- Preference for syncing logins -->
+    <string name="preferences_sync_logins">ప్రవేశాలు</string>
+    <!-- Preference for syncing tabs -->
+    <string name="preferences_sync_tabs_2">తెరిచివున్న ట్యాబులు</string>
+    <!-- Preference for signing out -->
+    <string name="preferences_sign_out">నిష్క్రమించు</string>
+    <!-- Preference displays and allows changing current FxA device name -->
+    <string name="preferences_sync_device_name">పరికరం పేరు</string>
+
+    <!-- Send Tab -->
+    <!-- Name of the "receive tabs" notification channel. Displayed in the "App notifications" system settings for the app -->
+    <string name="fxa_received_tab_channel_name">అందుకన్న ట్యాబులు</string>
+
+    <!-- Preference for tracking protection exceptions -->
+    <string name="preferences_tracking_protection_exceptions">మినహాయింపులు</string>
+    <!-- Text displayed when there are no exceptions, with learn more link that brings users to a tracking protection SUMO page -->
+    <string name="exceptions_empty_message_learn_more_link">ఇంకా తెలుసుకోండి</string>
+
+    <!-- Title for experiments preferences -->
+    <string name="preference_experiments">ప్రయోగాలు</string>
+
+    <!-- Button to cancel pairing -->
+    <string name="pair_cancel">రద్దుచేయి</string>
+
+    <!-- Toolbar Preferences -->
+    <!-- Preference for using top toolbar -->
+    <string name="preference_top_toolbar">పైన</string>
+    <!-- Preference for using bottom toolbar -->
+    <string name="preference_bottom_toolbar">క్రింద</string>
+
+    <!-- Theme Preferences -->
+    <!-- Preference for using light theme -->
+    <string name="preference_light_theme">లేత</string>
+    <!-- Preference for using dark theme -->
+    <string name="preference_dark_theme">చీకటి</string>
+
+    <!-- Option in Library to open Screenshots page -->
+    <string name="library_screenshots">తెరపట్లు</string>
+    <!-- Option in Library to open Downloads page -->
+    <string name="library_downloads">దింపుకోళ్ళు</string>
+    <!-- Option in library to open Bookmarks page -->
+    <string name="library_bookmarks">ఇష్టాంశాలు</string>
+    <!-- Option in library to open Desktop Bookmarks root page -->
+    <string name="library_desktop_bookmarks_root">డెస్క్‌టాప్ ఇష్టాంశాలు</string>
+    <!-- Option in library to open Desktop Bookmarks "unfiled" page -->
+    <string name="library_desktop_bookmarks_unfiled">ఇతర ఇష్టాంశాలు</string>
+    <!-- Option in Library to open History page -->
+    <string name="library_history">చరిత్ర</string>
+
+    <!-- Settings Page Title -->
+    <string name="settings_title">అమరికలు</string>
+    <!-- Content description (not visible, for screen readers etc.): "Close button for library settings" -->
+    <string name="content_description_close_button">మూసివేయి</string>
+
+    <!-- Sessions -->
+    <!-- Title for the list of tabs -->
+    <string name="tab_header_label">తెరిచివున్న ట్యాబులు</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">తెరిచివున్న ట్యాబులు</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">ట్యాబులన్నీ మూసివేయి</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">కొత్త ట్యాబు</string>
+
+    <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
+    <string name="close_tab">ట్యాబును మూసివేయి</string>
+    <!-- Content description (not visible, for screen readers etc.): Close tab <title> button. First parameter is tab title  -->
+    <string name="close_tab_title">%s ట్యాబును మూసివేయి</string>
+    <!-- Open tabs menu item to close all tabs -->
+    <string name="tabs_menu_close_all_tabs">ట్యాబులన్నీ మూసివేయి</string>
+    <!-- Button in the current session menu. Deletes the session when pressed -->
+    <string name="current_session_delete">తొలగించు</string>
+    <!-- Button in the current session menu. Saves the session when pressed -->
+    <string name="current_session_save">భద్రపరుచు</string>
+
+    <!-- Text for the menu button to remove a top site -->
+    <string name="remove_top_site">తీసివేయి</string>
+
+    <!-- History -->
+    <!-- Text for the button to clear all history -->
+    <string name="history_delete_all">చరిత్రను తొలగించు</string>
+    <!-- Text for the snackbar to confirm that multiple browsing history items has been deleted -->
+    <string name="history_delete_multiple_items_snackbar">చరిత్ర తొలగించబడింది</string>
+    <!-- Text for the button to delete a single history item -->
+    <string name="history_delete_item">తొలగించు</string>
+
+    <!-- Text for the button to clear selected history items. The first parameter
+        is a digit showing the number of items you have selected -->
+    <string name="history_delete_some">%1$d అంశాలను తొలగించు</string>
+
+    <!-- Close tab button text on the tab crash page -->
+    <string name="tab_crash_close">ట్యాబును మూసివేయి</string>
+
+    <!-- Bookmark overflow menu delete button -->
+    <string name="bookmark_menu_delete_button">తొలగించు</string>
+    <!--Bookmark overflow menu save button -->
+    <string name="bookmark_menu_save_button">భద్రపరుచు</string>
+    <!-- Bookmark FOLDER editing field label -->
+    <string name="bookmark_folder_label">సంచయం</string>
+    <!-- Bookmark NAME editing field label -->
+    <string name="bookmark_name_label">పేరు</string>
+
+    <!-- Site Permissions -->
+    <!-- Site permissions preferences header -->
+    <string name="permissions_header">అనుమతులు</string>
+
+    <!-- Preference for altering the location access for all websites -->
+    <string name="preference_phone_feature_location">స్థానం</string>
+    <!-- Preference for showing a list of websites that the default configurations won't apply to them -->
+    <string name="preference_exceptions">మినహాయింపులు</string>
+
+    <!-- Collections -->
+    <!-- Collections header on home fragment -->
+    <string name="collections_header">సేకరణలు</string>
+    <!-- Content description (not visible, for screen readers etc.): button to close the collection creator -->
+    <string name="create_collection_close">మూసివేయి</string>
+
+    <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
+    <string name="create_collection_save">భద్రపరుచు</string>
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">చూడండి</string>
+
+    <!-- Notification action to open Fenix and resume the current browsing session. -->
+    <string name="notification_pbm_action_open">తెరువు</string>
+    <!-- QR code scanner prompt dialog positive option to allow navigation to scanned link -->
+    <string name="qr_scanner_dialog_positive">అనుమతించు</string>
+    <!-- Tab collection deletion prompt dialog option to delete the collection -->
+    <string name="tab_collection_dialog_positive">తొలగించు</string>
+    <!-- Tab collection deletion prompt dialog option to cancel deleting the collection -->
+    <string name="tab_collection_dialog_negative">రద్దుచేయి</string>
+
+    <!-- Title for the tabs item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_tabs_title_2">తెరిచివున్న ట్యాబులు</string>
+    <!-- Subtitle for the tabs item in Delete browsing data, parameter will be replaced with the number of open tabs -->
+    <string name="preferences_delete_browsing_data_tabs_subtitle">%d ట్యాబులు</string>
+
+    <!-- Subtitle for the data and history items in delete browsing data, parameter will be replaced with the
+        number of history items the user has -->
+    <string name="preferences_delete_browsing_data_browsing_data_subtitle">%d చిరునామాలు</string>
+    <!-- Title for history items in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_browsing_history_title">చరిత్ర</string>
+    <!-- Subtitle for the history items in delete browsing data, parameter will be replaced with the
+        number of history pages the user has -->
+    <string name="preferences_delete_browsing_data_browsing_history_subtitle">%d పేజీలు</string>
+    <!-- Title for the cookies item in Delete browsing data -->
+    <string name="preferences_delete_browsing_data_cookies">కుకీలు</string>
+
+    <!-- Text for the cancel button for the data deletion dialog -->
+    <string name="delete_browsing_data_prompt_cancel">రద్దుచేయి</string>
+
+    <!-- Text for the allow button for the data deletion dialog -->
+    <string name="delete_browsing_data_prompt_allow">తొలగించు</string>
+
+    <!-- Content description (not visible, for screen readers etc.): Close onboarding screen -->
+    <string name="onboarding_close">మూసివేయి</string>
+
+    <!-- Option to cancel signing out shown in confirmation dialog to sign out of account -->
+    <string name="sign_out_cancel">రద్దుచేయి</string>
+
+    <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
+    <!-- Preference for enhanced tracking protection for the custom protection settings for cookies-->
+    <string name="preference_enhanced_tracking_protection_custom_cookies">కుకీలు</string>
+
+    <!-- About page link text to open support link -->
+    <string name="about_support">తోడ్పాటు</string>
+    <!-- About page link text to open know your rights link -->
+    <string name="about_know_your_rights">మీ హక్కులు తెలుసుకోండి</string>
+    <!-- About page link text to open licensing information link -->
+    <string name="about_licensing_information">లైసెన్సింగ్ సమాచారం</string>
+
+    <!-- Content description of the tab counter toolbar button when one tab is open -->
+    <string name="tab_counter_content_description_one_tab">1 ట్యాబు</string>
+    <!-- Content description of the tab counter toolbar button when multiple tabs are open. First parameter will be replaced with the number of tabs (always more than one) -->
+    <string name="tab_counter_content_description_multi_tab">%d ట్యాబులు</string>
+
+    <!-- Cancel button text for the Add to Homescreen dialog -->
+    <string name="add_to_homescreen_cancel">రద్దుచేయి</string>
+
+    <!-- Text for the menu button to delete a search engine -->
+    <string name="search_engine_delete">తొలగించు</string>
+
+    <!-- Login overflow menu delete button -->
+    <string name="login_menu_delete_button">తొలగించు</string>
+    <!-- Positive action of a dialog asking to delete  -->
+    <string name="dialog_delete_positive">తొలగించు</string>
+
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">సరే, అర్థమయ్యింది</string>
+
+</resources>
diff --git a/app/src/main/res/values-tr/strings.xml b/app/src/main/res/values-tr/strings.xml
index 20cf20d49..b12c03423 100644
--- a/app/src/main/res/values-tr/strings.xml
+++ b/app/src/main/res/values-tr/strings.xml
@@ -733,6 +733,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Kaydet</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Göster</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Koleksiyon %d</string>
 
diff --git a/app/src/main/res/values-uk/strings.xml b/app/src/main/res/values-uk/strings.xml
index fb5c42d6a..1a92550be 100644
--- a/app/src/main/res/values-uk/strings.xml
+++ b/app/src/main/res/values-uk/strings.xml
@@ -13,14 +13,17 @@
     <string name="content_description_disable_private_browsing_button">Вимкнути приватний перегляд</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Введіть запит чи адресу</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Немає відкритих вкладок</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Тут з’являтимуться ваші відкриті вкладки.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Тут будуть ваші приватні вкладки.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 відкрита вкладка. Торкніться, щоб перемкнути вкладки.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s відкритих вкладок. Торкніться, щоб перемкнути вкладки.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s розроблено Mozilla.</string>
 
@@ -300,7 +303,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Паролі</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Вкладки</string>
+    <string name="preferences_sync_tabs_2">Вкладки</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Вийти</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -489,7 +492,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Ділитися вкладками</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Зберегти до збірки</string>
+    <string name="tabs_menu_save_to_collection1">Зберегти до збірки</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Меню вкладок</string>
     <!-- Tab menu item to share the tab -->
@@ -702,16 +705,14 @@
     <string name="delete_browsing_data_quit_off">Вимкнено</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Згрупуйте те, що для вас важливо. Збережіть відкриті вкладки до нової збірки.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Збірки</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Меню збірок</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Немає збірок</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Тут з’являтимуться ваші збірки.</string>
+    <string name="no_collections_header1">Зберігайте важливі для вас речі</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Групуйте подібні пошуки, сайти та вкладки для швидкого доступу.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Виберіть вкладки</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -921,8 +922,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly оновлюється щоночі та має нові експериментальні функції.
         Однак, він може бути дещо нестабільнішим. Завантажте beta версію нашого браузера для стабільнішої роботи.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Отримайте браузер Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Отримати Firefox для Android Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly переміщено</string>
@@ -1433,6 +1435,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Говоріть</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Запис з таким іменем користувача вже існує</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Під’єднатися до облікового запису Firefox.</string>
@@ -1442,5 +1447,19 @@
     <string name="synced_tabs_reauth">Необхідно повторно авторизуватись.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Увімкніть синхронізацію вкладок.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">У вас немає вкладок, відкритих у Firefox на інших пристроях.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Переглядайте список вкладок з ваших інших пристроїв.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Увійти до синхронізації</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Досягнуто ліміту популярних сайтів</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">Щоб додати новий популярний сайт, вилучіть один інший тривалим дотиком.</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">Гаразд, зрозуміло</string>
 
 </resources>
diff --git a/app/src/main/res/values-ur/strings.xml b/app/src/main/res/values-ur/strings.xml
index 6b055391b..72e788ae6 100644
--- a/app/src/main/res/values-ur/strings.xml
+++ b/app/src/main/res/values-ur/strings.xml
@@ -22,6 +22,9 @@
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">آپ کے نجی ٹیبز یہاں دکھائے جائیں گے۔</string>
 
+    <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
+    <string name="about_content">%1$s ءMozilla کے ذریعہ تیار کیا گیا ہے۔</string>
+
     <!-- Private Browsing -->
     <!-- Title for private session option -->
     <string name="private_browsing_title">آپ ایک نجی سیشن میں ہیں</string>
@@ -37,6 +40,9 @@
     <!-- Text for the negative button -->
     <string name="cfr_neg_button_text">نہیں شکریہ</string>
 
+    <!-- Search widget "contextual feature recommendation" (CFR) -->
+    <!-- Text for the main message. 'Firefox' intentionally hardcoded here.-->
+    <string name="search_widget_cfr_message">Firefox تیزی سے کھولیں۔ اپنے ہوم اسکرین پر ایک ویجیٹ جوڑیں۔</string>
     <!-- Text for the positive button -->
     <string name="search_widget_cfr_pos_button_text">ویجیٹ شامل کریں</string>
     <!-- Text for the negative button -->
@@ -110,12 +116,18 @@
     <string name="browser_menu_powered_by2">ان کے ذریعہ %1$s</string>
     <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">مطالعہ موڈ</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">ریڈر ویو بند کریں</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">ایپ میں کھولیں</string>
 
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
     <string name="browser_menu_read_appearance">ظاہرى شکل</string>
 
+    <!-- Error message to show when the user tries to access a scheme not
+        handled by the app (Ex: blob, tel etc) -->
+    <string name="unknown_scheme_error_message">رابطہ قائم کرنے میں ناکام رہا۔ ناقابل شناخت URL اسکیم۔</string>
+
     <!-- Locale Settings Fragment -->
     <!-- Content description for tick mark on selected language -->
     <string name="a11y_selected_locale_content_description">منتخب زبان</string>
@@ -212,6 +224,10 @@
     <string name="preferences_accessibility">رسائی پزیری</string>
     <!-- Preference to override the Firefox Account server -->
     <string name="preferences_override_fxa_server">مخصوص Firefox Account سرور</string>
+    <!-- Preference to override the Sync token server -->
+    <string name="preferences_override_sync_tokenserver">منپسند سنک سرور</string>
+    <!-- Toast shown after updating the FxA/Sync server override preferences -->
+    <string name="toast_override_fxa_sync_server_done">Firefox Account/Sync سرور بدل دیا گیا۔ تبدیلیاں لاگو کرنے کے لیے ایپلیکیشن کو بند کیا جا رہا ہے…</string>
     <!-- Preference category for account information -->
     <string name="preferences_category_account">اکائونٹ</string>
     <!-- Preference shown on banner to sign into account -->
@@ -244,6 +260,8 @@
     <string name="preferences_show_search_shortcuts">تلاش کے شارٹکٹس دکھائیں</string>
     <!-- Preference title for switch preference to show search suggestions -->
     <string name="preferences_show_search_suggestions">تلاش تجاویز دکھائیں</string>
+    <!-- Preference title for switch preference to show voice search button -->
+    <string name="preferences_show_voice_search">آواز سے تلاش دکھائیں</string>
     <!-- Preference title for switch preference to show search suggestions also in private mode -->
     <string name="preferences_show_search_suggestions_in_private">نجی سیشن میں دکھائیں</string>
     <!-- Preference title for switch preference to show a clipboard suggestion when searching -->
@@ -429,6 +447,8 @@
     <string name="tabs_header_private_tabs_title">نجی ٹیبس</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">ٹيب کا اضافہ کريں</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">نجی ٹیب شامل کریں</string>
     <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
     <string name="tab_drawer_fab_content">نجی</string>
     <!-- Text shown as the title of the open tab tray -->
@@ -441,6 +461,12 @@
     <string name="tab_tray_menu_item_close">تمام ٹیب بند کریں</string>
     <!-- Shortcut action to open new tab -->
     <string name="tab_tray_menu_open_new_tab">نیا ٹیب</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">ہوم پے جائیں</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">ٹیب موڈ ٹوگل کریں</string>
+    <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
+    <string name="remove_tab_from_collection">مجموعہ سے ٹیب کو ہٹا دیں</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
     <string name="close_tab">ٹیب بند کر دیں</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab <title> button. First parameter is tab title  -->
@@ -708,6 +734,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">محفوظ کریں</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">‏‏دکھائیں</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">%d کا مجموعہ</string>
 
@@ -915,6 +944,8 @@
     <string name="onboarding_firefox_account_sync_is_on">Sync چالو ہے</string>
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">سائن ان کرنے میں ناکام</string>
+    <!-- text for tracking protection radio button option for standard level of blocking -->
+    <string name="onboarding_tracking_protection_standard_button_2">معیاری (پہلے سے طے شدہ)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">سخت (سفارش شدا)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
@@ -986,6 +1017,8 @@
     <string name="preference_enhanced_tracking_protection_explanation_title">بغیر پیروی کیے براؤز کریں</string>
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">مزید سیکھیں</string>
+    <!-- Preference for enhanced tracking protection for the standard protection settings -->
+    <string name="preference_enhanced_tracking_protection_standard_default_1">معیاری (پہلے سے طے شدہ)</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">معیاری سراغ کاری تحفظ کے ذریعہ کیا مسدود ہے</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
@@ -1195,6 +1228,9 @@
     <!-- Saved logins sorting strategy menu item -by last used- (if selected, it will sort saved logins by last used) -->
     <string name="saved_logins_sort_strategy_last_used">آخری استعمال</string>
 
+    <!-- Content description (not visible, for screen readers etc.): Sort saved logins dropdown menu chevron icon -->
+    <string name="saved_logins_menu_dropdown_chevron_icon_content_description">لاگ ان مینو کو ترتیب دیں</string>
+
     <!-- Title of the Add search engine screen -->
     <string name="search_engine_add_custom_search_engine_title">تلاش انجن شامل کریں</string>
     <!-- Title of the Edit search engine screen -->
@@ -1311,4 +1347,7 @@
     <string name="synced_tabs_connect_another_device">ایک اور آلہ جوڑیں۔</string>
     <!-- Text displayed asking user to re-authenticate -->
     <string name="synced_tabs_reauth">برائے مہربانی دوبارہ توثیق کریں۔</string>
-    </resources>
+    <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
+    <string name="synced_tabs_enable_tab_syncing">براہ کرم ٹیب sync کو فعال کریں۔</string>
+
+</resources>
diff --git a/app/src/main/res/values-vi/strings.xml b/app/src/main/res/values-vi/strings.xml
index 0596f459a..8d1404c67 100644
--- a/app/src/main/res/values-vi/strings.xml
+++ b/app/src/main/res/values-vi/strings.xml
@@ -14,14 +14,17 @@
     <string name="content_description_disable_private_browsing_button">Tắt duyệt web riêng tư</string>
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">Tìm kiếm hoặc nhập địa chỉ</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">Không có thẻ đang mở</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">Các thẻ đang mở của bạn sẽ được hiển thị ở đây.</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">Các thẻ riêng tư của bạn sẽ được hiển thị ở đây.</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">1 thẻ đang mở. Chạm để chuyển thẻ.</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">%1$s thẻ đang mở. Chạm để chuyển thẻ.</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s được sản xuất bởi Mozilla.</string>
 
@@ -106,8 +109,6 @@
     <string name="browser_menu_new_tab">Thẻ mới</string>
     <!-- Browser menu button that saves the current tab to a collection -->
     <string name="browser_menu_save_to_collection_2">Lưu vào bộ sưu tập</string>
-    <!-- Browser menu button that opens a dialog to report issues with the current site -->
-    <string name="browser_menu_report_issue">Báo cáo vấn đề về trang</string>
     <!-- Browser menu button that open a share menu to share the current site -->
     <string name="browser_menu_share">Chia sẻ</string>
     <!-- Share menu title, displayed when a user is sharing their current site -->
@@ -121,8 +122,10 @@
     <!-- Browser menu text shown in custom tabs to indicate this is a Fenix tab
         The first parameter is the name of the app defined in app_name (for example: Fenix) -->
     <string name="browser_menu_powered_by2">Được hỗ trợ bởi %1$s</string>
-    <!-- Browser menu button to put the the current page in reader mode -->
+    <!-- Browser menu button to put the current page in reader mode -->
     <string name="browser_menu_read">Chế độ đọc sách</string>
+    <!-- Browser menu button content description to close reader mode and return the user to the regular browser -->
+    <string name="browser_menu_read_close">Đóng chế độ đọc sách</string>
     <!-- Browser menu button to open the current page in an external app -->
     <string name="browser_menu_open_app_link">Mở trong ứng dụng</string>
     <!-- Browser menu button to configure reader mode appearance e.g. the used font type and size -->
@@ -293,7 +296,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">Đăng nhập</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">Thẻ</string>
+    <string name="preferences_sync_tabs_2">Các thẻ đang mở</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">Đăng xuất</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -448,6 +451,24 @@
     <string name="tabs_header_private_tabs_title">Các thẻ riêng tư</string>
     <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
     <string name="add_tab">Thêm thẻ</string>
+    <!-- Content description (not visible, for screen readers etc.): Add tab button. Adds a news tab when pressed -->
+    <string name="add_private_tab">Thêm thẻ riêng tư</string>
+    <!-- Text for the new tab button to indicate adding a new private tab in the tab -->
+    <string name="tab_drawer_fab_content">Riêng tư</string>
+    <!-- Text shown as the title of the open tab tray -->
+    <string name="tab_tray_title">Các thẻ đang mở</string>
+    <!-- Text shown in the menu for saving tabs to a collection -->
+    <string name="tab_tray_menu_item_save">Lưu vào bộ sưu tập</string>
+    <!-- Text shown in the menu for sharing all tabs -->
+    <string name="tab_tray_menu_item_share">Chia sẻ tất cả các thẻ</string>
+    <!-- Text shown in the menu for closing all tabs -->
+    <string name="tab_tray_menu_item_close">Đóng tất cả các thẻ</string>
+    <!-- Shortcut action to open new tab -->
+    <string name="tab_tray_menu_open_new_tab">Thẻ mới</string>
+    <!-- Shortcut action to open the home screen -->
+    <string name="tab_tray_menu_home">Đi đến trang chủ</string>
+    <!-- Shortcut action to toggle private mode -->
+    <string name="tab_tray_menu_toggle">Chuyển đổi chế độ thẻ</string>
     <!-- Content description (not visible, for screen readers etc.): Removes tab from collection button. Removes the selected tab from collection when pressed -->
     <string name="remove_tab_from_collection">Xóa thẻ khỏi bộ sưu tập</string>
     <!-- Content description (not visible, for screen readers etc.): Close tab button. Closes the current session when pressed -->
@@ -461,7 +482,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">Chia sẻ các thẻ</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">Lưu vào bộ sưu tập</string>
+    <string name="tabs_menu_save_to_collection1">Lưu các thẻ vào bộ sưu tập</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">Menu thẻ</string>
     <!-- Tab menu item to share the tab -->
@@ -673,16 +694,14 @@
     <string name="delete_browsing_data_quit_off">Tắt</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">Thu thập những thứ quan trọng với bạn. Để bắt đầu, lưu các thẻ đang mở vào một bộ sưu tập mới.</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">Bộ sưu tập</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">Menu bộ sưu tập</string>
     <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">Không có bộ sưu tập</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">Bộ sưu tập của bạn sẽ được hiển thị ở đây.</string>
+    <string name="no_collections_header1">Thu thập những thứ quan trọng với bạn</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">Nhóm các tìm kiếm, trang web và thẻ tương tự để truy cập nhanh sau này.</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">Chọn các thẻ</string>
     <!-- Title for the "select collection" step of the collection creator -->
@@ -712,6 +731,9 @@
     <!-- Button to save currently selected tabs in the "select tabs" step of the collection creator-->
     <string name="create_collection_save">Lưu</string>
 
+    <!-- Snackbar action to view the collection the user just created or updated -->
+    <string name="create_collection_view">Xem</string>
+
     <!-- Default name for a new collection in "name new collection" step of the collection creator. %d is a placeholder for the number of collections-->
     <string name="create_collection_default_name">Bộ sưu tập %d</string>
 
@@ -884,8 +906,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly được cập nhật mỗi đêm và có các tính năng mới thử nghiệm.
         Tuy nhiên, nó có thể kém ổn định hơn. Tải xuống trình duyệt beta của chúng tôi để có trải nghiệm ổn định hơn.</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">Tải trình duyệt Mozilla Firefox</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">Tải Firefox Beta dành cho Android</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly đã di chuyển</string>
@@ -939,20 +962,20 @@
     <!-- text to display in the snackbar if automatic sign-in fails. user may try again -->
     <string name="onboarding_firefox_account_automatic_signin_failed">Không thể đăng nhập</string>
     <!-- text for the tracking protection onboarding card header -->
-    <string name="onboarding_tracking_protection_header">Tự bảo vệ mình</string>
+    <string name="onboarding_tracking_protection_header_2">Bảo mật tự động</string>
     <!-- text for the tracking protection card description
     The first parameter is the name of the app (e.g. Firefox Preview) -->
-    <string name="onboarding_tracking_protection_description1">%s giúp ngăn các trang web theo dõi bạn trực tuyến.</string>
+    <string name="onboarding_tracking_protection_description_2">Cài đặt riêng tư và bảo mật chặn trình theo dõi, phần mềm độc hại và các công ty theo dõi bạn.</string>
     <!-- text for tracking protection radio button option for standard level of blocking -->
-    <string name="onboarding_tracking_protection_standard_button">Tiêu chuẩn</string>
+    <string name="onboarding_tracking_protection_standard_button_2">Tiêu chuẩn (mặc định)</string>
     <!-- text for standard blocking option button description -->
-    <string name="onboarding_tracking_protection_standard_button_description">Chặn ít trình theo dõi hơn nhưng cho phép các trang tải bình thường</string>
+    <string name="onboarding_tracking_protection_standard_button_description_2">Chặn trình theo dõi ít hơn. Các trang sẽ tải bình thường.</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_button">Nghiêm ngặt (được khuyến nghị)</string>
     <!-- text for tracking protection radio button option for strict level of blocking -->
     <string name="onboarding_tracking_protection_strict_option">Nghiêm ngặt</string>
     <!-- text for strict blocking option button description -->
-    <string name="onboarding_tracking_protection_strict_button_description">Chặn nhiều trình theo dõi hơn để bảo vệ và hiệu suất tốt hơn, nhưng có thể khiến một số trang web không hoạt động đúng</string>
+    <string name="onboarding_tracking_protection_strict_button_description_2">Chặn nhiều trình theo dõi, quảng cáo và cửa sổ bật lên. Các trang tải nhanh hơn, nhưng một số chức năng có thể không hoạt động.</string>
     <!-- text for the toolbar position card header
         In English this is an idiom for "choose a side as in an argument or fight"
         but it is ok to make this more literally about "choosing a position in a physical space -->
@@ -1040,31 +1063,21 @@
     <!-- Text displayed that links to website about enhanced tracking protection -->
     <string name="preference_enhanced_tracking_protection_explanation_learn_more">Tìm hiểu thêm</string>
     <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_option">Tiêu chuẩn</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard">Tiêu chuẩn (được khuyến nghị)</string>
+    <string name="preference_enhanced_tracking_protection_standard_default_1">Tiêu chuẩn (mặc định)</string>
     <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description">Cân bằng để bảo vệ và hiệu suất.</string>
-    <!-- Preference description for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_standard_description_2">Các trang sẽ tải bình thường, nhưng chặn ít trình theo dõi hơn.</string>
+    <string name="preference_enhanced_tracking_protection_standard_description_3">Chặn trình theo dõi ít hơn. Các trang sẽ tải bình thường.</string>
     <!--  Accessibility text for the Standard protection information icon  -->
     <string name="preference_enhanced_tracking_protection_standard_info_button">Những gì bị chặn bởi trình chống theo dõi tiêu chuẩn</string>
     <!-- Preference for enhanced tracking protection for the strict protection settings -->
     <string name="preference_enhanced_tracking_protection_strict">Nghiêm ngặt</string>
-    <!-- Preference for enhanced tracking protection for the strict protection settings, default setting -->
-    <string name="preference_enhanced_tracking_protection_strict_default">Nghiêm ngặt (Mặc định)</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_default_description">Trình chống theo dõi mạnh mẽ hơn và hiệu suất nhanh hơn, nhưng một số trang web có thể không hoạt động đúng.</string>
-    <!-- Preference for enhanced tracking protection for the standard protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_recommended">Nghiêm ngặt (được khuyến nghị)</string>
-    <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_strict_description">Bảo vệ mạnh mẽ hơn, nhưng có thể khiến một số trang web và nội dung bị phá vỡ.</string>
+    <string name="preference_enhanced_tracking_protection_strict_description_2">Chặn nhiều trình theo dõi, quảng cáo và cửa sổ bật lên. Các trang tải nhanh hơn, nhưng một số chức năng có thể không hoạt động.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_strict_info_button">Những gì bị chặn bởi trình chống theo dõi nghiêm ngặt</string>
     <!-- Preference for enhanced tracking protection for the custom protection settings -->
     <string name="preference_enhanced_tracking_protection_custom">Tùy chỉnh</string>
     <!-- Preference description for enhanced tracking protection for the strict protection settings -->
-    <string name="preference_enhanced_tracking_protection_custom_description">Chọn trình theo dõi và tập lệnh để chặn</string>
+    <string name="preference_enhanced_tracking_protection_custom_description_2">Chọn trình theo dõi và tập lệnh để chặn.</string>
     <!--  Accessibility text for the Strict protection information icon  -->
     <string name="preference_enhanced_tracking_protection_custom_info_button">Những gì bị chặn bởi trình chống theo dõi tùy chỉnh</string>
     <!-- Header for categories that are being blocked by current Enhanced Tracking Protection settings -->
@@ -1114,7 +1127,7 @@
     <!-- Description of tracking content that can be blocked by Enhanced Tracking Protection -->
     <string name="etp_tracking_content_description">Dừng quảng cáo bên ngoài, video và nội dung khác từ tải có chứa mã theo dõi. Có thể ảnh hưởng đến một số chức năng trang web.</string>
     <!-- Enhanced Tracking Protection Onboarding Message shown in a dialog above the toolbar. The first parameter is the name of the application (For example: Fenix) -->
-    <string name="etp_onboarding_message_2">%s đang chặn trình theo dõi trên trang web này khi lá chắn có màu tím. Chạm vào đó để xem những gì bị chặn.</string>
+    <string name="etp_onboarding_cfr_message">Mỗi khi tấm khiên có màu tím, %s đã chặn trình theo dõi trên một trang web. Chạm để biết thêm.</string>
     <!-- Enhanced Tracking Protection message that protection is currently on for this site -->
     <string name="etp_panel_on">Bảo vệ đã BẬT cho trang web này</string>
     <!-- Enhanced Tracking Protection message that protection is currently off for this site -->
@@ -1397,6 +1410,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">Nói bây giờ</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">Một thông tin đăng nhập với tên người dùng đó đã tồn tại</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">Kết nối với tài khoản Firefox.</string>
@@ -1406,5 +1422,14 @@
     <string name="synced_tabs_reauth">Vui lòng xác thực lại.</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">Vui lòng kích hoạt đồng bộ hóa thẻ.</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">Bạn không có bất kỳ thẻ nào mở trong Firefox trên các thiết bị khác của bạn.</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">Xem danh sách các thẻ từ các thiết bị khác của bạn.</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">Đăng nhập vào đồng bộ hóa</string>
 
-</resources>
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">Đã đạt đến giới hạn trang web hàng đầu</string>
+    </resources>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 9c778ec5e..0a6bbfa8b 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -17,14 +17,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">搜索或输入网址</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">没有打开的标签页</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">您打开的标签页将显示于此。</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">您的隐私标签页将显示于此。</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">打开了 1 个标签页，点击即可切换。</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">打开了 %1$s 个标签页，点击即可切换。</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s —— Mozilla 荣誉出品</string>
 
@@ -303,7 +306,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">登录信息</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">标签页</string>
+    <string name="preferences_sync_tabs_2">打开的标签页</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">退出登录</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -494,7 +497,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">分享标签页</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">保存到收藏集</string>
+    <string name="tabs_menu_save_to_collection1">将标签页保存至收藏集</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">标签页菜单</string>
     <!-- Tab menu item to share the tab -->
@@ -713,17 +716,15 @@
     <string name="delete_browsing_data_quit_off">关闭</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">收集你想留下的东西。作为上手第一步，将打开的标签页保存到新收藏集。</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">收藏集</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">收藏集菜单</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">尚无收藏集</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">您的收藏集将显示于此。</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">收藏对您而言重要的东西</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">将相似的搜索、网站和标签页分组归并，方便以后快速访问。</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">选取标签页</string>
 
@@ -950,8 +951,9 @@
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly 每日获得更新，包含实验性的新功能。
 但可能不够稳定，您可以下载我们的 Beta 版浏览器以获得更稳定的体验。</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">下载 Mozilla Firefox 浏览器</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">下载适用于 Android 的 Firefox Beta</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly 版本更新</string>
@@ -1452,6 +1454,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">现在请说</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">已有同用户名的登录信息存在</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">绑定 Firefox 账户</string>
@@ -1461,5 +1466,19 @@
     <string name="synced_tabs_reauth">请重新验证。</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">请启用标签页同步。</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">您其他设备上的 Firefox 中没有打开任何标签页。</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">查看您其他设备上的标签页列表。</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">登录同步服务</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">超出常用网站限制</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">若要添加新的常用站点，需先移除一个。请长按网站，然后选择移除。</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">我知道了</string>
 
 </resources>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index d790e99fb..4d40f2888 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -17,14 +17,17 @@
     <!-- Placeholder text shown in the search bar before a user enters text -->
     <string name="search_hint">搜尋或輸入網址</string>
 
-    <!-- No Open Tabs Message Header -->
-    <string name="no_open_tabs_header_2">無已開啟的分頁</string>
     <!-- No Open Tabs Message Description -->
     <string name="no_open_tabs_description">您開啟的分頁將顯示於此處。</string>
 
     <!-- No Private Tabs Message Description -->
     <string name="no_private_tabs_description">您開啟的隱私瀏覽分頁將顯示於此處。</string>
 
+    <!-- Message announced to the user when tab tray is selected with 1 tab -->
+    <string name="open_tab_tray_single">開啟了 1 個分頁，點擊即可切換分頁。</string>
+    <!-- Message announced to the user when tab tray is selected with 0 or 2+ tabs -->
+    <string name="open_tab_tray_plural">開啟了 %1$s 個分頁，點擊即可切換分頁。</string>
+
     <!-- About content. The first parameter is the name of the application. (For example: Fenix) -->
     <string name="about_content">%1$s 是由 Mozilla 所打造。</string>
 
@@ -300,7 +303,7 @@
     <!-- Preference for syncing logins -->
     <string name="preferences_sync_logins">登入資訊</string>
     <!-- Preference for syncing tabs -->
-    <string name="preferences_sync_tabs">分頁</string>
+    <string name="preferences_sync_tabs_2">開啟分頁</string>
     <!-- Preference for signing out -->
     <string name="preferences_sign_out">登出</string>
     <!-- Preference displays and allows changing current FxA device name -->
@@ -489,7 +492,7 @@
     <!-- Open tabs menu item to share all tabs -->
     <string name="tabs_menu_share_tabs">分享分頁</string>
     <!-- Open tabs menu item to save tabs to collection -->
-    <string name="tabs_menu_save_to_collection">儲存至收藏集</string>
+    <string name="tabs_menu_save_to_collection1">將分頁儲存至收藏集</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the tab menu when pressed -->
     <string name="tab_menu">分頁選單</string>
     <!-- Tab menu item to share the tab -->
@@ -706,17 +709,15 @@
     <string name="delete_browsing_data_quit_off">關閉</string>
 
     <!-- Collections -->
-    <!-- Label to describe what collections are to a new user without any collections -->
-    <string name="collections_description">收集對您來說重要的東西。首先請將開啟的分頁，儲存進新的收藏集。</string>
     <!-- Collections header on home fragment -->
     <string name="collections_header">收藏集</string>
     <!-- Content description (not visible, for screen readers etc.): Opens the collection menu when pressed -->
     <string name="collection_menu_button_content_description">收藏集選單</string>
-    <!-- No Open Tabs Message Header -->
-    <string name="no_collections_header">沒有收藏集</string>
-    <!-- No Open Tabs Message Description -->
-    <string name="no_collections_description">您的收藏集將顯示於此處。</string>
 
+    <!-- No Open Tabs Message Header -->
+    <string name="no_collections_header1">收集對您而言重要的東西</string>
+    <!-- Label to describe what collections are to a new user without any collections -->
+    <string name="no_collections_description1">將類似的搜尋、網站、分頁放在一起，方便之後快速使用。</string>
     <!-- Title for the "select tabs" step of the collection creator -->
     <string name="create_collection_select_tabs">選擇分頁</string>
 
@@ -942,8 +943,9 @@
     <string name="tip_firefox_preview_moved_header">Firefox Nightly 已被 Firefox Preview 取代</string>
     <!-- text for firefox preview moving tip description -->
     <string name="tip_firefox_preview_moved_description">Firefox Nightly 每天都會更新一次，當中包含實驗中的新功能，然而這些新功能可能會較不穩定。若須有較穩定的使用體驗，請下載我們的 Beta 測試版。</string>
-    <!-- text for firefox preview moving tip button. "Mozilla Firefox Browser" is intentionally hardcoded -->
-    <string name="tip_firefox_preview_moved_button">下載 Mozilla Firefox Browser</string>
+
+    <!-- text for firefox preview moving tip button. "Firefox for Android Beta" is intentionally hardcoded -->
+    <string name="tip_firefox_preview_moved_button_2">下載 Firefox for Android Beta 測試版</string>
 
     <!-- text for firefox preview moving tip header. "Firefox Nightly" is intentionally hardcoded -->
     <string name="tip_firefox_preview_moved_header_preview_installed">Firefox Nightly 版本更新</string>
@@ -1442,6 +1444,9 @@
     <!-- Voice search prompt description displayed after the user presses the voice search button -->
     <string name="voice_search_explainer">現在說話</string>
 
+    <!--  The error message in edit login view when a duplicate username exists. -->
+    <string name="saved_login_duplicate">已有該使用者名稱的登入資訊</string>
+
     <!-- Synced Tabs -->
     <!-- Text displayed when user is not logged into a Firefox Account -->
     <string name="synced_tabs_connect_to_sync_account">連結 Firefox 帳號。</string>
@@ -1451,5 +1456,19 @@
     <string name="synced_tabs_reauth">請重新登入。</string>
     <!-- Text displayed when user has disabled tab syncing in Firefox Sync Account -->
     <string name="synced_tabs_enable_tab_syncing">請開啟分頁同步。</string>
+    <!-- Text displayed when user has no tabs that have been synced -->
+    <string name="synced_tabs_no_tabs">您其他裝置上的 Firefox 沒有任何開啟的分頁。</string>
+    <!-- Text displayed in the synced tabs screen when a user is not signed in to Firefox Sync describing Synced Tabs -->
+    <string name="synced_tabs_sign_in_message">檢視您其他裝置中的分頁清單。</string>
+    <!-- Text displayed on a button in the synced tabs screen to link users to sign in when a user is not signed in to Firefox Sync -->
+    <string name="synced_tabs_sign_in_button">登入至 Sync</string>
+
+    <!-- Top Sites -->
+    <!-- Title text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_title">超出熱門網站限制</string>
+    <!-- Content description text displayed in the dialog when top sites limit is reached. -->
+    <string name="top_sites_max_limit_content">請先移除現有的熱門網站才能再新增。請按住網站，然後選擇移除。</string>
+    <!-- Confirmation dialog button text when top sites limit is reached. -->
+    <string name="top_sites_max_limit_confirmation_button">好，知道了！</string>
 
 </resources>