diff --git a/services/core/java/com/android/server/wm/LetterboxConfiguration.java b/services/core/java/com/android/server/wm/LetterboxConfiguration.java
index 800fe090b457c..b64420af7c982 100644
--- a/services/core/java/com/android/server/wm/LetterboxConfiguration.java
+++ b/services/core/java/com/android/server/wm/LetterboxConfiguration.java
@@ -18,6 +18,7 @@ package com.android.server.wm;
 
 import static com.android.server.wm.ActivityTaskManagerDebugConfig.TAG_ATM;
 import static com.android.server.wm.ActivityTaskManagerDebugConfig.TAG_WITH_CLASS_NAME;
+import static com.android.server.wm.LetterboxConfigurationDeviceConfig.KEY_ALLOW_IGNORE_ORIENTATION_REQUEST;
 import static com.android.server.wm.LetterboxConfigurationDeviceConfig.KEY_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY;
 
 import android.annotation.IntDef;
@@ -311,11 +312,22 @@ final class LetterboxConfiguration {
         mDeviceConfig.updateFlagActiveStatus(
                 /* isActive */ mIsDisplayRotationImmersiveAppCompatPolicyEnabled,
                 /* key */ KEY_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY);
+        mDeviceConfig.updateFlagActiveStatus(
+                /* isActive */ true,
+                /* key */ KEY_ALLOW_IGNORE_ORIENTATION_REQUEST);
 
         mLetterboxConfigurationPersister = letterboxConfigurationPersister;
         mLetterboxConfigurationPersister.start();
     }
 
+    /**
+     * Whether enabling ignoreOrientationRequest is allowed on the device. This value is controlled
+     * via {@link android.provider.DeviceConfig}.
+     */
+    boolean isIgnoreOrientationRequestAllowed() {
+        return mDeviceConfig.getFlag(KEY_ALLOW_IGNORE_ORIENTATION_REQUEST);
+    }
+
     /**
      * Overrides the aspect ratio of letterbox for fixed orientation. If given value is <= {@link
      * #MIN_FIXED_ORIENTATION_LETTERBOX_ASPECT_RATIO}, both it and a value of {@link
diff --git a/services/core/java/com/android/server/wm/LetterboxConfigurationDeviceConfig.java b/services/core/java/com/android/server/wm/LetterboxConfigurationDeviceConfig.java
index cf123a1f9ace0..3f067e3a15567 100644
--- a/services/core/java/com/android/server/wm/LetterboxConfigurationDeviceConfig.java
+++ b/services/core/java/com/android/server/wm/LetterboxConfigurationDeviceConfig.java
@@ -38,10 +38,16 @@ final class LetterboxConfigurationDeviceConfig
     private static final boolean DEFAULT_VALUE_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY =
             true;
 
+    static final String KEY_ALLOW_IGNORE_ORIENTATION_REQUEST =
+            "allow_ignore_orientation_request";
+    private static final boolean DEFAULT_VALUE_ALLOW_IGNORE_ORIENTATION_REQUEST = true;
+
     @VisibleForTesting
     static final Map<String, Boolean> sKeyToDefaultValueMap = Map.of(
             KEY_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY,
-            DEFAULT_VALUE_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY
+            DEFAULT_VALUE_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY,
+            KEY_ALLOW_IGNORE_ORIENTATION_REQUEST,
+            DEFAULT_VALUE_ALLOW_IGNORE_ORIENTATION_REQUEST
     );
 
     // Whether enabling rotation compat policy for immersive apps that prevents auto rotation
@@ -52,6 +58,10 @@ final class LetterboxConfigurationDeviceConfig
     private boolean mIsDisplayRotationImmersiveAppCompatPolicyEnabled =
             DEFAULT_VALUE_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY;
 
+    // Whether enabling ignoreOrientationRequest is allowed on the device.
+    private boolean mIsAllowIgnoreOrientationRequest =
+            DEFAULT_VALUE_ALLOW_IGNORE_ORIENTATION_REQUEST;
+
     // Set of active device configs that need to be updated in
     // DeviceConfig.OnPropertiesChangedListener#onPropertiesChanged.
     private final ArraySet<String> mActiveDeviceConfigsSet = new ArraySet<>();
@@ -93,6 +103,8 @@ final class LetterboxConfigurationDeviceConfig
         switch (key) {
             case KEY_ENABLE_DISPLAY_ROTATION_IMMERSIVE_APP_COMPAT_POLICY:
                 return mIsDisplayRotationImmersiveAppCompatPolicyEnabled;
+            case KEY_ALLOW_IGNORE_ORIENTATION_REQUEST:
+                return mIsAllowIgnoreOrientationRequest;
             default:
                 throw new AssertionError("Unexpected flag name: " + key);
         }
@@ -108,6 +120,10 @@ final class LetterboxConfigurationDeviceConfig
                 mIsDisplayRotationImmersiveAppCompatPolicyEnabled =
                         getDeviceConfig(key, defaultValue);
                 break;
+            case KEY_ALLOW_IGNORE_ORIENTATION_REQUEST:
+                mIsAllowIgnoreOrientationRequest =
+                        getDeviceConfig(key, defaultValue);
+                break;
             default:
                 throw new AssertionError("Unexpected flag name: " + key);
         }
diff --git a/services/core/java/com/android/server/wm/WindowManagerService.java b/services/core/java/com/android/server/wm/WindowManagerService.java
index 5065014b9bee0..2911890bf80e2 100644
--- a/services/core/java/com/android/server/wm/WindowManagerService.java
+++ b/services/core/java/com/android/server/wm/WindowManagerService.java
@@ -4170,7 +4170,8 @@ public class WindowManagerService extends IWindowManager.Stub
      * <p>Note: this assumes that {@link #mGlobalLock} is held by the caller.
      */
     boolean isIgnoreOrientationRequestDisabled() {
-        return mIsIgnoreOrientationRequestDisabled;
+        return mIsIgnoreOrientationRequestDisabled
+                || !mLetterboxConfiguration.isIgnoreOrientationRequestAllowed();
     }
 
     @Override
diff --git a/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java b/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
index a09bb337d56f1..5b6c43fe6e9eb 100644
--- a/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/SizeCompatTests.java
@@ -2312,6 +2312,29 @@ public class SizeCompatTests extends WindowTestsBase {
         assertActivityMaxBoundsSandboxed();
     }
 
+    @Test
+    public void testDisplayIgnoreOrientationRequest_disabledViaDeviceConfig_orientationRespected() {
+        // Set up a display in landscape
+        setUpDisplaySizeWithApp(2800, 1400);
+
+        final ActivityRecord activity = buildActivityRecord(/* supportsSizeChanges= */ false,
+                RESIZE_MODE_UNRESIZEABLE, SCREEN_ORIENTATION_PORTRAIT);
+        activity.mDisplayContent.setIgnoreOrientationRequest(true /* ignoreOrientationRequest */);
+
+        spyOn(activity.mWmService.mLetterboxConfiguration);
+        doReturn(true).when(activity.mWmService.mLetterboxConfiguration)
+                .isIgnoreOrientationRequestAllowed();
+
+        // Display should not be rotated.
+        assertEquals(SCREEN_ORIENTATION_UNSPECIFIED, activity.mDisplayContent.getOrientation());
+
+        doReturn(false).when(activity.mWmService.mLetterboxConfiguration)
+                .isIgnoreOrientationRequestAllowed();
+
+        // Display should be rotated.
+        assertEquals(SCREEN_ORIENTATION_PORTRAIT, activity.mDisplayContent.getOrientation());
+    }
+
     @Test
     public void testSandboxDisplayApis_unresizableAppNotSandboxed() {
         // Set up a display in landscape with an unresizable app.