diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index b674faaecedfe..6829cd71cc5bf 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -11160,6 +11160,15 @@ public final class Settings {
         @TestApi
         public static final int ACCESSIBILITY_MAGNIFICATION_MODE_ALL = 0x3;
 
+        /**
+         * Whether the magnification always on feature is enabled. If true, the magnifier will not
+         * deactivate on Activity transitions; it will only zoom out to 100%.
+         *
+         * @hide
+         */
+        public static final String ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED =
+                "accessibility_magnification_always_on_enabled";
+
         /**
          * Whether the following typing focus feature for magnification is enabled.
          * @hide
diff --git a/core/proto/android/providers/settings/secure.proto b/core/proto/android/providers/settings/secure.proto
index ea0ec79469d5c..68267db87a5ce 100644
--- a/core/proto/android/providers/settings/secure.proto
+++ b/core/proto/android/providers/settings/secure.proto
@@ -89,6 +89,7 @@ message SecureSettingsProto {
         // Setting for accessibility magnification for following typing.
         optional SettingProto accessibility_magnification_follow_typing_enabled = 43 [ (android.privacy).dest = DEST_AUTOMATIC ];
         optional SettingProto contrast_level = 44 [ (android.privacy).dest = DEST_AUTOMATIC ];
+        optional SettingProto accessibility_magnification_always_on_enabled = 45 [ (android.privacy).dest = DEST_AUTOMATIC ];
     }
     optional Accessibility accessibility = 2;
 
diff --git a/packages/SettingsProvider/src/android/provider/settings/backup/SecureSettings.java b/packages/SettingsProvider/src/android/provider/settings/backup/SecureSettings.java
index bf9e428552cca..a08d7cd16b74f 100644
--- a/packages/SettingsProvider/src/android/provider/settings/backup/SecureSettings.java
+++ b/packages/SettingsProvider/src/android/provider/settings/backup/SecureSettings.java
@@ -211,6 +211,7 @@ public class SecureSettings {
         Settings.Secure.ACCESSIBILITY_FLOATING_MENU_ICON_TYPE,
         Settings.Secure.ACCESSIBILITY_FLOATING_MENU_OPACITY,
         Settings.Secure.ACCESSIBILITY_FLOATING_MENU_FADE_ENABLED,
+        Settings.Secure.ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED,
         Settings.Secure.ODI_CAPTIONS_VOLUME_UI_ENABLED,
         Settings.Secure.NOTIFICATION_BUBBLES,
         Settings.Secure.LOCATION_TIME_ZONE_DETECTION_ENABLED,
diff --git a/packages/SettingsProvider/src/android/provider/settings/validators/SecureSettingsValidators.java b/packages/SettingsProvider/src/android/provider/settings/validators/SecureSettingsValidators.java
index f0bc1df2cf87a..154987dad7360 100644
--- a/packages/SettingsProvider/src/android/provider/settings/validators/SecureSettingsValidators.java
+++ b/packages/SettingsProvider/src/android/provider/settings/validators/SecureSettingsValidators.java
@@ -297,6 +297,7 @@ public class SecureSettingsValidators {
                         Secure.ACCESSIBILITY_MAGNIFICATION_MODE_FULLSCREEN,
                         Secure.ACCESSIBILITY_MAGNIFICATION_MODE_ALL));
         VALIDATORS.put(Secure.ACCESSIBILITY_MAGNIFICATION_FOLLOW_TYPING_ENABLED, BOOLEAN_VALIDATOR);
+        VALIDATORS.put(Secure.ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED, BOOLEAN_VALIDATOR);
         VALIDATORS.put(
                 Secure.ACCESSIBILITY_BUTTON_TARGETS,
                 ACCESSIBILITY_SHORTCUT_TARGET_LIST_VALIDATOR);
diff --git a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
index 7aeba95258c37..159f2dd52586c 100644
--- a/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
+++ b/packages/SettingsProvider/src/com/android/providers/settings/SettingsProtoDumpUtil.java
@@ -1832,6 +1832,10 @@ class SettingsProtoDumpUtil {
                 Settings.Secure.ACCESSIBILITY_MAGNIFICATION_FOLLOW_TYPING_ENABLED,
                 SecureSettingsProto.Accessibility
                         .ACCESSIBILITY_MAGNIFICATION_FOLLOW_TYPING_ENABLED);
+        dumpSetting(s, p,
+                Settings.Secure.ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED,
+                SecureSettingsProto.Accessibility
+                        .ACCESSIBILITY_MAGNIFICATION_ALWAYS_ON_ENABLED);
         p.end(accessibilityToken);
 
         final long adaptiveSleepToken = p.start(SecureSettingsProto.ADAPTIVE_SLEEP);