diff --git a/React/Modules/RCTUIManager.h b/React/Modules/RCTUIManager.h
index 3e3a18035..6e96bc98f 100644
--- a/React/Modules/RCTUIManager.h
+++ b/React/Modules/RCTUIManager.h
@@ -42,23 +42,6 @@ RCT_EXTERN BOOL RCTIsUIManagerQueue(void);
  */
 RCT_EXTERN NSString *const RCTUIManagerWillUpdateViewsDueToContentSizeMultiplierChangeNotification;
 
-/**
- * Posted whenever a new root view is registered with RCTUIManager. The userInfo property
- * will contain a RCTUIManagerRootViewKey with the registered root view.
- */
-RCT_EXTERN NSString *const RCTUIManagerDidRegisterRootViewNotification;
-
-/**
- * Posted whenever a root view is removed from the RCTUIManager. The userInfo property
- * will contain a RCTUIManagerRootViewKey with the removed root view.
- */
-RCT_EXTERN NSString *const RCTUIManagerDidRemoveRootViewNotification;
-
-/**
- * Key for the root view property in the above notifications
- */
-RCT_EXTERN NSString *const RCTUIManagerRootViewKey;
-
 @class RCTLayoutAnimationGroup;
 @class RCTUIManagerObserverCoordinator;
 
diff --git a/React/Modules/RCTUIManager.m b/React/Modules/RCTUIManager.m
index 9ed8b0ecb..d5be934fa 100644
--- a/React/Modules/RCTUIManager.m
+++ b/React/Modules/RCTUIManager.m
@@ -54,9 +54,6 @@ static void RCTTraverseViewNodes(id<RCTComponent> view, void (^block)(id<RCTComp
 
 char *const RCTUIManagerQueueName = "com.facebook.react.ShadowQueue";
 NSString *const RCTUIManagerWillUpdateViewsDueToContentSizeMultiplierChangeNotification = @"RCTUIManagerWillUpdateViewsDueToContentSizeMultiplierChangeNotification";
-NSString *const RCTUIManagerDidRegisterRootViewNotification = @"RCTUIManagerDidRegisterRootViewNotification";
-NSString *const RCTUIManagerDidRemoveRootViewNotification = @"RCTUIManagerDidRemoveRootViewNotification";
-NSString *const RCTUIManagerRootViewKey = @"RCTUIManagerRootViewKey";
 
 @implementation RCTUIManager
 {
@@ -237,10 +234,6 @@ BOOL RCTIsUIManagerQueue()
     self->_shadowViewRegistry[shadowView.reactTag] = shadowView;
     [self->_rootViewTags addObject:reactTag];
   });
-
-  [[NSNotificationCenter defaultCenter] postNotificationName:RCTUIManagerDidRegisterRootViewNotification
-                                                      object:self
-                                                    userInfo:@{RCTUIManagerRootViewKey: rootView}];
 }
 
 - (NSString *)viewNameForReactTag:(NSNumber *)reactTag
@@ -746,10 +739,6 @@ RCT_EXPORT_METHOD(removeRootView:(nonnull NSNumber *)rootReactTag)
     [uiManager _purgeChildren:(NSArray<id<RCTComponent>> *)rootView.reactSubviews
                  fromRegistry:(NSMutableDictionary<NSNumber *, id<RCTComponent>> *)viewRegistry];
     [(NSMutableDictionary *)viewRegistry removeObjectForKey:rootReactTag];
-
-    [[NSNotificationCenter defaultCenter] postNotificationName:RCTUIManagerDidRemoveRootViewNotification
-                                                        object:uiManager
-                                                      userInfo:@{RCTUIManagerRootViewKey: rootView}];
   }];
 }