diff --git a/packages/react-native/ReactAndroid/api/ReactAndroid.api b/packages/react-native/ReactAndroid/api/ReactAndroid.api
index e94080b44e3c..520abffd4f6a 100644
--- a/packages/react-native/ReactAndroid/api/ReactAndroid.api
+++ b/packages/react-native/ReactAndroid/api/ReactAndroid.api
@@ -4358,6 +4358,7 @@ public class com/facebook/react/uimanager/UIManagerModule : com/facebook/react/b
 	public fun getEventDispatcher ()Lcom/facebook/react/uimanager/events/EventDispatcher;
 	public fun getName ()Ljava/lang/String;
 	public fun getPerformanceCounters ()Ljava/util/Map;
+	public fun getUIImplementation ()Lcom/facebook/react/uimanager/UIImplementation;
 	public fun getViewManagerRegistry_DO_NOT_USE ()Lcom/facebook/react/uimanager/ViewManagerRegistry;
 	public fun initialize ()V
 	public fun invalidate ()V
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerModule.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerModule.java
index 7af174bfabc3..4e4cc02dfc52 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerModule.java
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/uimanager/UIManagerModule.java
@@ -205,6 +205,16 @@ public ViewManagerRegistry getViewManagerRegistry_DO_NOT_USE() {
     return mViewManagerRegistry;
   }
 
+  /**
+   * @deprecated This method is a stub retained for backward compatibility with third-party
+   *     libraries. It always returns null. UIImplementation is part of the Legacy Architecture and
+   *     will be removed in a future release.
+   */
+  @Deprecated
+  public @Nullable UIImplementation getUIImplementation() {
+    return null;
+  }
+
   private static Map<String, Object> createConstants(ViewManagerResolver viewManagerResolver) {
     ReactMarker.logMarker(CREATE_UI_MANAGER_MODULE_CONSTANTS_START);
     SystraceMessage.beginSection(Systrace.TRACE_TAG_REACT, "CreateUIManagerConstants")