diff --git a/packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm b/packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm
index 4e3fa2f8bdbca5..68ca2adae9d569 100644
--- a/packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm
+++ b/packages/react-native/Libraries/AppDelegate/RCTAppDelegate.mm
@@ -260,6 +260,25 @@ - (RCTRootViewFactory *)createRCTRootViewFactory
     return [weakSelf createBridgeWithDelegate:delegate launchOptions:launchOptions];
   };
 
+  configuration.sourceURLForBridge = ^NSURL *_Nullable(RCTBridge *_Nonnull bridge)
+  {
+    return [weakSelf sourceURLForBridge:bridge];
+  };
+
+  configuration.extraModulesForBridge = ^NSArray<id<RCTBridgeModule>> *_Nonnull(RCTBridge *_Nonnull bridge)
+  {
+    return [weakSelf extraModulesForBridge:bridge];
+  };
+
+  configuration.extraLazyModuleClassesForBridge = ^NSDictionary<NSString *, Class> *_Nonnull(RCTBridge *_Nonnull bridge)
+  {
+    return [weakSelf extraLazyModuleClassesForBridge:bridge];
+  };
+
+  configuration.bridgeDidNotFindModule = ^BOOL(RCTBridge *_Nonnull bridge, NSString *_Nonnull moduleName) {
+    return [weakSelf bridge:bridge didNotFindModule:moduleName];
+  };
+
   return [[RCTRootViewFactory alloc] initWithConfiguration:configuration andTurboModuleManagerDelegate:self];
 }
 
diff --git a/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.h b/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.h
index 5047802ebc5eda..2c7d3600320987 100644
--- a/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.h
+++ b/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.h
@@ -23,6 +23,10 @@ typedef UIView *_Nonnull (
     ^RCTCreateRootViewWithBridgeBlock)(RCTBridge *bridge, NSString *moduleName, NSDictionary *initProps);
 typedef RCTBridge *_Nonnull (
     ^RCTCreateBridgeWithDelegateBlock)(id<RCTBridgeDelegate> delegate, NSDictionary *launchOptions);
+typedef NSURL *_Nullable (^RCTSourceURLForBridgeBlock)(RCTBridge *bridge);
+typedef NSArray<id<RCTBridgeModule>> *_Nonnull (^RCTExtraModulesForBridgeBlock)(RCTBridge *bridge);
+typedef NSDictionary<NSString *, Class> *_Nonnull (^RCTExtraLazyModuleClassesForBridge)(RCTBridge *bridge);
+typedef BOOL (^RCTBridgeDidNotFindModuleBlock)(RCTBridge *bridge, NSString *moduleName);
 
 #pragma mark - RCTRootViewFactory Configuration
 @interface RCTRootViewFactoryConfiguration : NSObject
@@ -81,6 +85,44 @@ typedef RCTBridge *_Nonnull (
  */
 @property (nonatomic, nullable) RCTCreateBridgeWithDelegateBlock createBridgeWithDelegate;
 
+/**
+ * Block that returns the location of the JavaScript source file. When running from the packager
+ * this should be an absolute URL, e.g. `http://localhost:8081/index.ios.bundle`.
+ * When running from a locally bundled JS file, this should be a `file://` url
+ * pointing to a path inside the app resources, e.g. `file://.../main.jsbundle`.
+ */
+@property (nonatomic, nullable) RCTSourceURLForBridgeBlock sourceURLForBridge;
+
+/**
+ * The bridge initializes any registered RCTBridgeModules automatically, however
+ * if you wish to instantiate your own module instances, you can return them
+ * from this block.
+ *
+ * Note: You should always return a new instance for each call, rather than
+ * returning the same instance each time the bridge is reloaded. Module instances
+ * should not be shared between bridges, and this may cause unexpected behavior.
+ *
+ * It is also possible to override standard modules with your own implementations
+ * by returning a class with the same `moduleName` from this method, but this is
+ * not recommended in most cases - if the module methods and behavior do not
+ * match exactly, it may lead to bugs or crashes.
+ */
+@property (nonatomic, nullable) RCTExtraModulesForBridgeBlock extraModulesForBridge;
+
+/**
+ * Retrieve the list of lazy-native-modules names for the given bridge.
+ */
+@property (nonatomic, nullable) RCTExtraLazyModuleClassesForBridge extraLazyModuleClassesForBridge;
+
+/**
+ * The bridge will call this block when a module been called from JS
+ * cannot be found among registered modules.
+ * It should return YES if the module with name 'moduleName' was registered
+ * in the implementation, and the system must attempt to look for it again among registered.
+ * If the module was not registered, return NO to prevent further searches.
+ */
+@property (nonatomic, nullable) RCTBridgeDidNotFindModuleBlock bridgeDidNotFindModule;
+
 @end
 
 #pragma mark - RCTRootViewFactory
diff --git a/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.mm b/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.mm
index c71ea624423433..30aa86f91c0ba3 100644
--- a/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.mm
+++ b/packages/react-native/Libraries/AppDelegate/RCTRootViewFactory.mm
@@ -241,11 +241,38 @@ - (void)didCreateContextContainer:(std::shared_ptr<facebook::react::ContextConta
   contextContainer->insert("ReactNativeConfig", _reactNativeConfig);
 }
 
+- (NSArray<id<RCTBridgeModule>> *)extraModulesForBridge:(RCTBridge *)bridge
+{
+  if (_configuration.extraModulesForBridge != nil) {
+    return _configuration.extraModulesForBridge(bridge);
+  }
+  return nil;
+}
+
+- (NSDictionary<NSString *, Class> *)extraLazyModuleClassesForBridge:(RCTBridge *)bridge
+{
+  if (_configuration.extraLazyModuleClassesForBridge != nil) {
+    return _configuration.extraLazyModuleClassesForBridge(bridge);
+  }
+  return nil;
+}
+
 - (NSURL *)sourceURLForBridge:(RCTBridge *)bridge
 {
+  if (_configuration.sourceURLForBridge != nil) {
+    return _configuration.sourceURLForBridge(bridge);
+  }
   return [self bundleURL];
 }
 
+- (BOOL)bridge:(RCTBridge *)bridge didNotFindModule:(NSString *)moduleName
+{
+  if (_configuration.bridgeDidNotFindModule != nil) {
+    return _configuration.bridgeDidNotFindModule(bridge, moduleName);
+  }
+  return NO;
+}
+
 - (NSURL *)bundleURL
 {
   return self->_configuration.bundleURL;