diff --git a/core/api/current.txt b/core/api/current.txt
index 151e8b6..537f615 100644
--- a/core/api/current.txt
+++ b/core/api/current.txt
@@ -53957,6 +53957,7 @@
     field @FlaggedApi("com.android.window.flags.app_compat_properties_api") public static final String PROPERTY_COMPAT_ALLOW_IGNORING_ORIENTATION_REQUEST_WHEN_LOOP_DETECTED = "android.window.PROPERTY_COMPAT_ALLOW_IGNORING_ORIENTATION_REQUEST_WHEN_LOOP_DETECTED";
     field @FlaggedApi("com.android.window.flags.app_compat_properties_api") public static final String PROPERTY_COMPAT_ALLOW_MIN_ASPECT_RATIO_OVERRIDE = "android.window.PROPERTY_COMPAT_ALLOW_MIN_ASPECT_RATIO_OVERRIDE";
     field public static final String PROPERTY_COMPAT_ALLOW_ORIENTATION_OVERRIDE = "android.window.PROPERTY_COMPAT_ALLOW_ORIENTATION_OVERRIDE";
+    field @FlaggedApi("com.android.window.flags.app_compat_properties_api") public static final String PROPERTY_COMPAT_ALLOW_RESIZEABLE_ACTIVITY_OVERRIDES = "android.window.PROPERTY_COMPAT_ALLOW_RESIZEABLE_ACTIVITY_OVERRIDES";
     field public static final String PROPERTY_COMPAT_ALLOW_SANDBOXING_VIEW_BOUNDS_APIS = "android.window.PROPERTY_COMPAT_ALLOW_SANDBOXING_VIEW_BOUNDS_APIS";
     field public static final String PROPERTY_COMPAT_ENABLE_FAKE_FOCUS = "android.window.PROPERTY_COMPAT_ENABLE_FAKE_FOCUS";
     field public static final String PROPERTY_COMPAT_IGNORE_REQUESTED_ORIENTATION = "android.window.PROPERTY_COMPAT_IGNORE_REQUESTED_ORIENTATION";
diff --git a/core/java/android/view/WindowManager.java b/core/java/android/view/WindowManager.java
index bfdef3a..61cf126 100644
--- a/core/java/android/view/WindowManager.java
+++ b/core/java/android/view/WindowManager.java
@@ -1307,9 +1307,8 @@
      *     android:value="true|false"/&gt;
      * &lt;/application&gt;
      * </pre>
-     * @hide
      */
-    // TODO(b/280052089): Make this public API.
+    @FlaggedApi(Flags.FLAG_APP_COMPAT_PROPERTIES_API)
     String PROPERTY_COMPAT_ALLOW_RESIZEABLE_ACTIVITY_OVERRIDES =
             "android.window.PROPERTY_COMPAT_ALLOW_RESIZEABLE_ACTIVITY_OVERRIDES";
 
diff --git a/core/proto/android/server/windowmanagerservice.proto b/core/proto/android/server/windowmanagerservice.proto
index f3fe2a4..e5b8551 100644
--- a/core/proto/android/server/windowmanagerservice.proto
+++ b/core/proto/android/server/windowmanagerservice.proto
@@ -396,6 +396,7 @@
     optional bool should_refresh_activity_via_pause_for_camera_compat = 41;
     optional bool should_override_min_aspect_ratio = 42;
     optional bool should_ignore_orientation_request_loop = 43;
+    optional bool should_override_force_resize_app = 44;
 }
 
 /* represents WindowToken */
diff --git a/services/core/java/com/android/server/wm/ActivityRecord.java b/services/core/java/com/android/server/wm/ActivityRecord.java
index c8a5026..b1ae0a2 100644
--- a/services/core/java/com/android/server/wm/ActivityRecord.java
+++ b/services/core/java/com/android/server/wm/ActivityRecord.java
@@ -184,6 +184,7 @@
 import static com.android.server.wm.ActivityRecordProto.REPORTED_VISIBLE;
 import static com.android.server.wm.ActivityRecordProto.SHOULD_FORCE_ROTATE_FOR_CAMERA_COMPAT;
 import static com.android.server.wm.ActivityRecordProto.SHOULD_IGNORE_ORIENTATION_REQUEST_LOOP;
+import static com.android.server.wm.ActivityRecordProto.SHOULD_OVERRIDE_FORCE_RESIZE_APP;
 import static com.android.server.wm.ActivityRecordProto.SHOULD_OVERRIDE_MIN_ASPECT_RATIO;
 import static com.android.server.wm.ActivityRecordProto.SHOULD_REFRESH_ACTIVITY_FOR_CAMERA_COMPAT;
 import static com.android.server.wm.ActivityRecordProto.SHOULD_REFRESH_ACTIVITY_VIA_PAUSE_FOR_CAMERA_COMPAT;
@@ -10360,6 +10361,8 @@
                 mLetterboxUiController.shouldOverrideMinAspectRatio());
         proto.write(SHOULD_IGNORE_ORIENTATION_REQUEST_LOOP,
                 mLetterboxUiController.shouldIgnoreOrientationRequestLoop());
+        proto.write(SHOULD_OVERRIDE_FORCE_RESIZE_APP,
+                mLetterboxUiController.shouldOverrideForceResizeApp());
     }
 
     @Override