diff --git a/app/src/main/res/values-kab/strings.xml b/app/src/main/res/values-kab/strings.xml
index ecb01b1de0..dbd4211c1a 100644
--- a/app/src/main/res/values-kab/strings.xml
+++ b/app/src/main/res/values-kab/strings.xml
@@ -43,9 +43,9 @@
     <!-- Title for the home screen section with recently saved bookmarks. -->
     <string name="recent_bookmarks_title">Ticraḍ n yisebtar n melmi kan</string>
     <!-- Content description for the recently saved bookmarks section on the home screen. -->
-    <string name="recently_saved_bookmarks_content_description">Ticraḍ n yisebtar yettwaskelsen melmi kan</string>
+    <string moz:removedIn="100" name="recently_saved_bookmarks_content_description" tools:ignore="UnusedResources">Ticraḍ n yisebtar yettwaskelsen melmi kan</string>
     <!-- Title for the button which navigates the user to show all of their saved bookmarks. -->
-    <string name="recently_saved_show_all">Sken kullec</string>
+    <string moz:removedIn="101" name="recently_saved_show_all" tools:ignore="UnusedResources">Sken kullec</string>
     <!-- Content description for the button which navigates the user to show all of their saved bookmarks. -->
     <string name="recently_saved_show_all_content_description_2">Sken akk ticraḍ n yisebtar yettwaskelsen</string>
 
@@ -182,8 +182,6 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="browser_menu_add_to_homescreen">Rnu ɣer ugdil agejdan</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">Sebded</string>
-    <!-- Menu option on the toolbar that takes you to synced tabs page-->
-    <string moz:removedIn="98" name="synced_tabs" tools:ignore="UnusedResources">Iccaren yemtawin</string>
     <!-- Content description (not visible, for screen readers etc.) for the Resync tabs button -->
     <string name="resync_button_content_description">Ales amtawi</string>
     <!-- Browser menu button that opens the find in page menu -->
@@ -216,8 +214,6 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Browser menu label for editing a bookmark -->
     <string name="browser_menu_edit">Ẓreg</string>
 
-    <!-- Browser menu button that opens the Customize menu -->
-    <string moz:removedIn="98" name="browser_menu_customize_home" tools:ignore="UnusedResources">Sagen asebter agejdan</string>
     <!-- Button shown on the home page that opens the Customize home settings -->
     <string name="browser_menu_customize_home_1">Sagen asebter agejdan</string>
     <!-- Browser Toolbar -->
@@ -334,6 +330,26 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="preferences_screenshots_in_private_mode_disclaimer">Ma yella yettusireg, accaren usligen ad d-banen ula d nutni ma yili aṭas n yisnasen i yeldin</string>
     <!-- Preference for adding private browsing shortcut -->
     <string name="preferences_add_private_browsing_shortcut">Rnu anegzum i tunigin tusligin</string>
+    <!-- Preference for enabling "HTTPS-Only" mode -->
+    <string name="preferences_https_only_title">Askar HTTPS-Only</string>
+    <!-- Description of the preference to enable "HTTPS-Only" mode. -->
+    <string name="preferences_https_only_summary">Ɛreḍ ad teqqneḍ s wudem awurman ɣer yismal s useqdec n uneggaf n uwgelhen HTTPS i tɣellist ɛlayen.</string>
+    <!-- Summary of tracking protection preference if tracking protection is set to on -->
+    <string name="preferences_https_only_on">Yermed</string>
+    <!-- Summary of tracking protection preference if tracking protection is set to off -->
+    <string name="preferences_https_only_off">Yensa</string>
+    <!-- Text displayed that links to website containing documentation about "HTTPS-Only" mode -->
+    <string name="preferences_http_only_learn_more">Issin ugar</string>
+    <!-- Option for the https only setting -->
+    <string name="preferences_https_only_in_all_tabs">Rmed deg meṛṛa accaren</string>
+    <!-- Option for the https only setting -->
+    <string name="preferences_https_only_in_private_tabs">Rmed-it kan deg waccaren usligen</string>
+    <!-- Title shown in the error page for when trying to access a http website while https only mode is enabled. -->
+    <string name="errorpage_httpsonly_title">Ulac asmel aɣellsan</string>
+    <!-- Message shown in the error page for when trying to access a http website while https only mode is enabled. The message has two paragraphs. This is the first. -->
+    <string name="errorpage_httpsonly_message_title">Ahat, asmel web ur issefrak ara s sshala HTTPS.</string>
+    <!-- Message shown in the error page for when trying to access a http website while https only mode is enabled. The message has two paragraphs. This is the second. -->
+    <string name="errorpage_httpsonly_message_summary">Yezmer daɣen ad tili d aẓḍam. Ma yella tkemmleḍ ɣer usmel-a web, ur ilaq ara akk ad taruḍ agbur amḥulfu. Ma yella tkemmleḍ, f askar HTTPS kan ara yensen i kra n wakud i usmel-a.</string>
     <!-- Preference for accessibility -->
     <string name="preferences_accessibility">Tuffart</string>
     <!-- Preference to override the Firefox Account server -->
@@ -1080,7 +1096,9 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Text shown in snackbar when user bookmarks a list of tabs -->
     <string name="snackbar_message_bookmarks_saved">Ticraḍ n yisebtar ttwakelsent!</string>
     <!-- Text shown in snackbar when user adds a site to top sites -->
-    <string name="snackbar_added_to_top_sites">Rnu ɣer ismal ifazen!</string>
+    <string moz:RemovedIn="101" name="snackbar_added_to_top_sites" tools:ignore="UnusedResources">Rnu ɣer ismal ifazen!</string>
+    <!-- Text shown in snackbar when user adds a site to shortcuts -->
+    <string name="snackbar_added_to_shortcuts">Yettwarna ɣer yinegzumen!</string>
     <!-- Text shown in snackbar when user closes a private tab -->
     <string name="snackbar_private_tab_closed">Imdel iccer uslig</string>
     <!-- Text shown in snackbar when user closes all private tabs -->
@@ -1633,17 +1651,17 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="search_delete_search_engine_success_message">%s yettwakkes</string>
 
     <!-- Title text shown for the migration screen to the new browser. Placeholder replaced with app name -->
-    <string name="migration_title">Ansuf ɣer %s amaynut</string>
+    <string moz:removedIn="100" name="migration_title" tools:ignore="UnusedResources">Ansuf ɣer %s amaynut</string>
     <!-- Description text followed by a list of things migrating (e.g. Bookmarks, History). Placeholder replaced with app name-->
-    <string name="migration_description">Iminig amaynut ittraǧu-ken, Iteddu akken iwata i yesεan timahalin iggerzen ara awen-ifkken tallelt i tuqqna.\n \nTtxil rǧu ad ifak lqem%s n</string>
+    <string moz:removedIn="100" name="migration_description" tools:ignore="UnusedResources">Iminig amaynut ittraǧu-ken, Iteddu akken iwata i yesεan timahalin iggerzen ara awen-ifkken tallelt i tuqqna.\n \nTtxil rǧu ad ifak lqem%s n</string>
     <!-- Text on the disabled button while in progress. Placeholder replaced with app name -->
-    <string name="migration_updating_app_button_text">Aleqqem %s…</string>
+    <string moz:removedIn="100" name="migration_updating_app_button_text" tools:ignore="UnusedResources">Aleqqem %s…</string>
     <!-- Text on the enabled button. Placeholder replaced with app name-->
-    <string name="migration_update_app_button">Bdu %s</string>
+    <string moz:removedIn="100" name="migration_update_app_button" tools:ignore="UnusedResources">Bdu %s</string>
     <!-- Accessibility description text for a completed migration item -->
-    <string name="migration_icon_description">Tunnagt tedda</string>
+    <string moz:removedIn="100" name="migration_icon_description" tools:ignore="UnusedResources">Tunnagt tedda</string>
     <!--Text on list of migrated items (e.g. Settings, History, etc.)-->
-    <string name="migration_text_passwords">Awalen uffiren</string>
+    <string moz:removedIn="100" name="migration_text_passwords" tools:ignore="UnusedResources">Awalen uffiren</string>
 
     <!-- Heading for the instructions to allow a permission -->
     <string name="phone_feature_blocked_intro">Sireg-it:</string>
@@ -1675,9 +1693,13 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <!-- Bookmark deletion confirmation -->
     <string name="bookmark_deletion_confirmation">Tebɣiḍ ad tekseḍ Ticraḍ-a n iccaren?</string>
     <!-- Browser menu button that adds a top site to the home fragment -->
-    <string name="browser_menu_add_to_top_sites">Rnu ɣer ismal ifazen</string>
+    <string moz:RemovedIn="101" name="browser_menu_add_to_top_sites" tools:ignore="UnusedResources">Rnu ɣer ismal ifazen</string>
     <!-- Browser menu button that removes a top site from the home fragment -->
-    <string name="browser_menu_remove_from_top_sites">Kkes seg yismal ifellayen</string>
+    <string moz:RemovedIn="101" name="browser_menu_remove_from_top_sites" tools:ignore="UnusedResources">Kkes seg yismal ifellayen</string>
+    <!-- Browser menu button that adds a shortcut to the home fragment -->
+    <string name="browser_menu_add_to_shortcuts">Rnu ɣer yinegzumen</string>
+    <!-- Browser menu button that removes a shortcut from the home fragment -->
+    <string name="browser_menu_remove_from_shortcuts">Kkes seg yinegzumen</string>
     <!-- text shown before the issuer name to indicate who its verified by, parameter is the name of
      the certificate authority that verified the ticket-->
     <string name="certificate_info_verified_by">Isenqed-it: %1$s</string>
@@ -1754,21 +1776,24 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
 
     <!-- Top Sites -->
     <!-- Title text displayed in the dialog when top sites limit is reached. -->
-    <string name="top_sites_max_limit_title">Tewwḍeḍ ɣer talast n usmel</string>
+    <string moz:RemovedIn="101" name="top_sites_max_limit_title" tools:ignore="UnusedResources">Tewwḍeḍ ɣer talast n usmel</string>
+    <!-- Title text displayed in the dialog when shortcuts limit is reached. -->
+    <string name="shortcut_max_limit_title">Amḍan adday n yinegzumen yewweḍ</string>
     <!-- Content description text displayed in the dialog when top sites limit is reached. -->
-    <string name="top_sites_max_limit_content_2">I tmerna n usmel afellay amaynut, kkes yiwen. Nnal ɣef usmel-nni war aḥbas syen fren &quot;kkes&quot;.</string>
+    <string moz:RemovedIn="101" name="top_sites_max_limit_content_2" tools:ignore="UnusedResources">I tmerna n usmel afellay amaynut, kkes yiwen. Nnal ɣef usmel-nni war aḥbas syen fren &quot;kkes&quot;.</string>
+    <!-- Content description text displayed in the dialog when shortcut limit is reached. -->
+    <string name="shortcut_max_limit_content">I tmerna n unezgum amaynut, kkes yiwen. Sit aṭas ɣef usmel syen fren kkes.</string>
     <!-- Confirmation dialog button text when top sites limit is reached. -->
     <string name="top_sites_max_limit_confirmation_button">IH, awi-t-id</string>
 
-    <!-- Label for the preference to show the shortcuts for the most visited top sites on the homepage -->
-    <string moz:removedIn="98" name="top_sites_toggle_top_recent_sites_3" tools:ignore="UnusedResources">Ismal d-yufraren deg tirza</string>
-
     <!-- Label for the preference to show the shortcuts for the most visited top sites on the homepage -->
     <string name="top_sites_toggle_top_recent_sites_4">Inegzumen</string>
 	<!-- Title text displayed in the rename top site dialog. -->
 	<string name="top_sites_rename_dialog_title">Isem</string>
 	<!-- Hint for renaming title of a top site -->
-	<string name="top_site_name_hint">Isem n useɣwen ifazen</string>
+	<string moz:RemovedIn="101" name="top_site_name_hint" tools:ignore="UnusedResources">Isem n useɣwen ifazen</string>
+    <!-- Hint for renaming title of a shortcut -->
+    <string name="shortcut_name_hint">Isem n ugezum</string>
 	<!-- Button caption to confirm the renaming of the top site. -->
 	<string name="top_sites_rename_dialog_ok">IH</string>
 	<!-- Dialog button text for canceling the rename top site prompt. -->
@@ -1846,4 +1871,9 @@ Tiktiwin tigejdanin yuzzlen ur nṣeḥḥi ara
     <string name="pocket_stories_feature_caption">D aḥric seg twacult Firefox. %s</string>
     <!-- Clickable text for opening an external link for more information about Pocket. -->
     <string name="pocket_stories_feature_learn_more">Issin ugar</string>
+
+    <!-- Snackbar message for enrolling in a Nimbus experiment from the secret settings when Studies preference is Off.-->
+    <string name="experiments_snackbar">Rmed tilisɣelt i tuzna n yisefka.</string>
+    <!-- Snackbar button text to navigate to telemetry settings.-->
+    <string name="experiments_snackbar_button">Ddu ɣer yiɣewwaren</string>
 </resources>