diff --git a/mobile/android/base/locales/en-US/android_strings.dtd b/mobile/android/base/locales/en-US/android_strings.dtd
index 0b1d1ac28854..6ccbb425d266 100644
--- a/mobile/android/base/locales/en-US/android_strings.dtd
+++ b/mobile/android/base/locales/en-US/android_strings.dtd
@@ -529,12 +529,6 @@ just addresses the organization to follow, e.g. "This site is run by " -->
 <!ENTITY updater_apply_title2 "Update available for &brandShortName;">
 <!ENTITY updater_apply_select2 "Touch to update">
 
-<!-- New tablet UI -->
-
-<!-- LOCALIZATION NOTE (new_tablet_restart): Notification displayed after the user toggles the new tablet UI in the settings screen.-->
-<!ENTITY new_tablet_restart "Restart the browser for the changes to take effect">
-<!ENTITY new_tablet_pref "Enable new tablet UI">
-
 <!-- Guest mode -->
 <!ENTITY new_guest_session "New Guest Session">
 <!ENTITY exit_guest_session "Exit Guest Session">
diff --git a/mobile/android/base/strings.xml.in b/mobile/android/base/strings.xml.in
index 3bdafa30dbd8..ec813ea47798 100644
--- a/mobile/android/base/strings.xml.in
+++ b/mobile/android/base/strings.xml.in
@@ -447,10 +447,6 @@
   <string name="updater_apply_title">&updater_apply_title2;</string>
   <string name="updater_apply_select">&updater_apply_select2;</string>
 
-  <!-- New tablet UI -->
-  <string name="new_tablet_restart">&new_tablet_restart;</string>
-  <string name="new_tablet_pref">&new_tablet_pref;</string>
-
   <!-- Search suggestions opt-in -->
   <string name="suggestions_prompt">&suggestions_prompt3;</string>