diff --git a/packages/react-native/Libraries/Components/ScrollView/ScrollView.js b/packages/react-native/Libraries/Components/ScrollView/ScrollView.js
index 4a4b6a98bbf964..d3199f36b8ffc4 100644
--- a/packages/react-native/Libraries/Components/ScrollView/ScrollView.js
+++ b/packages/react-native/Libraries/Components/ScrollView/ScrollView.js
@@ -50,10 +50,6 @@ import memoize from 'memoize-one';
 import nullthrows from 'nullthrows';
 import * as React from 'react';
 
-if (Platform.OS === 'ios') {
-  require('../../Renderer/shims/ReactNative'); // Force side effects to prevent T55744311
-}
-
 const {NativeHorizontalScrollViewTuple, NativeVerticalScrollViewTuple} =
   Platform.OS === 'android'
     ? {
diff --git a/packages/react-native/React/CoreModules/RCTEventDispatcher.mm b/packages/react-native/React/CoreModules/RCTEventDispatcher.mm
index 3669e2e7d64b58..36082d18200f78 100644
--- a/packages/react-native/React/CoreModules/RCTEventDispatcher.mm
+++ b/packages/react-native/React/CoreModules/RCTEventDispatcher.mm
@@ -54,6 +54,12 @@ - (void)initialize
   _eventsDispatchScheduled = NO;
   _observers = [NSHashTable weakObjectsHashTable];
   _observersLock = [NSRecursiveLock new];
+
+  NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
+  [defaultCenter addObserver:self
+                    selector:@selector(_notifyEventDispatcherObserversOfEvent_DEPRECATED:)
+                        name:@"RCTNotifyEventDispatcherObserversOfEvent_DEPRECATED"
+                      object:nil];
 }
 
 - (void)sendViewEventWithName:(NSString *)name reactTag:(NSNumber *)reactTag
@@ -225,6 +231,15 @@ - (void)flushEventsQueue
   }
 }
 
+- (void)_notifyEventDispatcherObserversOfEvent_DEPRECATED:(NSNotification *)notification
+{
+  NSDictionary *userInfo = notification.userInfo;
+  id<RCTEvent> event = [userInfo objectForKey:@"event"];
+  if (event) {
+    [self notifyObserversOfEvent:event];
+  }
+}
+
 - (std::shared_ptr<facebook::react::TurboModule>)getTurboModule:
     (const facebook::react::ObjCTurboModule::InitParams &)params
 {
diff --git a/packages/react-native/React/Fabric/Mounting/ComponentViews/ScrollView/RCTScrollViewComponentView.mm b/packages/react-native/React/Fabric/Mounting/ComponentViews/ScrollView/RCTScrollViewComponentView.mm
index 83511c3afa1d2f..c439f7573f44bb 100644
--- a/packages/react-native/React/Fabric/Mounting/ComponentViews/ScrollView/RCTScrollViewComponentView.mm
+++ b/packages/react-native/React/Fabric/Mounting/ComponentViews/ScrollView/RCTScrollViewComponentView.mm
@@ -68,15 +68,10 @@ static void RCTSendScrollEventForNativeAnimations_DEPRECATED(UIScrollView *scrol
                                                       scrollViewZoomScale:scrollView.zoomScale
                                                                  userData:nil
                                                             coalescingKey:coalescingKey];
-  RCTBridge *bridge = [RCTBridge currentBridge];
-  if (bridge) {
-    [bridge.eventDispatcher sendEvent:scrollEvent];
-  } else {
-    NSDictionary *userInfo = [NSDictionary dictionaryWithObjectsAndKeys:scrollEvent, @"event", nil];
-    [[NSNotificationCenter defaultCenter] postNotificationName:@"RCTNotifyEventDispatcherObserversOfEvent_DEPRECATED"
-                                                        object:nil
-                                                      userInfo:userInfo];
-  }
+  NSDictionary *userInfo = [NSDictionary dictionaryWithObjectsAndKeys:scrollEvent, @"event", nil];
+  [[NSNotificationCenter defaultCenter] postNotificationName:@"RCTNotifyEventDispatcherObserversOfEvent_DEPRECATED"
+                                                      object:nil
+                                                    userInfo:userInfo];
 }
 
 @interface RCTScrollViewComponentView () <
diff --git a/packages/react-native/ReactCommon/react/runtime/platform/ios/ReactCommon/RCTInstance.mm b/packages/react-native/ReactCommon/react/runtime/platform/ios/ReactCommon/RCTInstance.mm
index 957ab73cceb656..1de5cff31d3800 100644
--- a/packages/react-native/ReactCommon/react/runtime/platform/ios/ReactCommon/RCTInstance.mm
+++ b/packages/react-native/ReactCommon/react/runtime/platform/ios/ReactCommon/RCTInstance.mm
@@ -128,13 +128,6 @@ - (instancetype)initWithDelegate:(id<RCTInstanceDelegate>)delegate
     }
     _launchOptions = launchOptions;
 
-    NSNotificationCenter *defaultCenter = [NSNotificationCenter defaultCenter];
-
-    [defaultCenter addObserver:self
-                      selector:@selector(_notifyEventDispatcherObserversOfEvent_DEPRECATED:)
-                          name:@"RCTNotifyEventDispatcherObserversOfEvent_DEPRECATED"
-                        object:nil];
-
     [self _start];
   }
   return self;
@@ -481,19 +474,6 @@ - (void)_loadScriptFromSource:(RCTSource *)source
   }
 }
 
-- (void)_notifyEventDispatcherObserversOfEvent_DEPRECATED:(NSNotification *)notification
-{
-  NSDictionary *userInfo = notification.userInfo;
-  id<RCTEvent> event = [userInfo objectForKey:@"event"];
-
-  RCTModuleRegistry *moduleRegistry = _bridgeModuleDecorator.moduleRegistry;
-  if (event && moduleRegistry) {
-    id<RCTEventDispatcherProtocol> legacyEventDispatcher = [moduleRegistry moduleForName:"EventDispatcher"
-                                                                   lazilyLoadIfNecessary:YES];
-    [legacyEventDispatcher notifyObserversOfEvent:event];
-  }
-}
-
 - (void)_handleJSError:(const JsErrorHandler::ParsedError &)error
 {
   NSString *message = [NSString stringWithCString:error.message.c_str() encoding:[NSString defaultCStringEncoding]];