diff --git a/core/java/android/content/pm/ActivityInfo.java b/core/java/android/content/pm/ActivityInfo.java
index f58b16a7204fa..14ef61ce63d40 100644
--- a/core/java/android/content/pm/ActivityInfo.java
+++ b/core/java/android/content/pm/ActivityInfo.java
@@ -789,6 +789,22 @@ public class ActivityInfo extends ComponentInfo
         }
     }
 
+    /**
+     * Returns true if the activity's orientation is fixed.
+     * @hide
+     */
+    boolean isFixedOrientation() {
+        return screenOrientation == SCREEN_ORIENTATION_LANDSCAPE
+                || screenOrientation == SCREEN_ORIENTATION_PORTRAIT
+                || screenOrientation == SCREEN_ORIENTATION_SENSOR_LANDSCAPE
+                || screenOrientation == SCREEN_ORIENTATION_SENSOR_PORTRAIT
+                || screenOrientation == SCREEN_ORIENTATION_REVERSE_LANDSCAPE
+                || screenOrientation == SCREEN_ORIENTATION_REVERSE_PORTRAIT
+                || screenOrientation == SCREEN_ORIENTATION_USER_LANDSCAPE
+                || screenOrientation == SCREEN_ORIENTATION_USER_PORTRAIT
+                || screenOrientation == SCREEN_ORIENTATION_LOCKED;
+    }
+
     /** @hide */
     public static boolean isResizeableMode(int mode) {
         return mode == RESIZE_MODE_RESIZEABLE
diff --git a/core/java/android/content/pm/PackageParser.java b/core/java/android/content/pm/PackageParser.java
index 1ee19de282acf..f6ae020c12405 100644
--- a/core/java/android/content/pm/PackageParser.java
+++ b/core/java/android/content/pm/PackageParser.java
@@ -3449,8 +3449,7 @@ public class PackageParser {
                 }
             } else if (owner.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.N) {
                 a.info.resizeMode = RESIZE_MODE_UNRESIZEABLE;
-            } else if (a.info.screenOrientation == SCREEN_ORIENTATION_UNSPECIFIED
-                    && (a.info.flags & FLAG_IMMERSIVE) == 0) {
+            } else if (!a.info.isFixedOrientation() && (a.info.flags & FLAG_IMMERSIVE) == 0) {
                 a.info.resizeMode = RESIZE_MODE_FORCE_RESIZEABLE;
             }