diff --git a/packages/react-native/ReactAndroid/api/ReactAndroid.api b/packages/react-native/ReactAndroid/api/ReactAndroid.api
index b1ed8da6e9a..e3f80947a84 100644
--- a/packages/react-native/ReactAndroid/api/ReactAndroid.api
+++ b/packages/react-native/ReactAndroid/api/ReactAndroid.api
@@ -2040,12 +2040,6 @@ public final class com/facebook/react/devsupport/DefaultDevLoadingViewImplementa
 	public final fun setDevLoadingEnabled (Z)V
 }
 
-public final class com/facebook/react/devsupport/DefaultDevSupportManagerFactory : com/facebook/react/devsupport/DevSupportManagerFactory {
-	public fun <init> ()V
-	public fun create (Landroid/content/Context;Lcom/facebook/react/devsupport/ReactInstanceDevHelper;Ljava/lang/String;ZLcom/facebook/react/devsupport/interfaces/RedBoxHandler;Lcom/facebook/react/devsupport/interfaces/DevBundleDownloadListener;ILjava/util/Map;Lcom/facebook/react/common/SurfaceDelegateFactory;Lcom/facebook/react/devsupport/interfaces/DevLoadingViewManager;Lcom/facebook/react/devsupport/interfaces/PausedInDebuggerOverlayManager;)Lcom/facebook/react/devsupport/interfaces/DevSupportManager;
-	public fun create (Landroid/content/Context;Lcom/facebook/react/devsupport/ReactInstanceDevHelper;Ljava/lang/String;ZLcom/facebook/react/devsupport/interfaces/RedBoxHandler;Lcom/facebook/react/devsupport/interfaces/DevBundleDownloadListener;ILjava/util/Map;Lcom/facebook/react/common/SurfaceDelegateFactory;Lcom/facebook/react/devsupport/interfaces/DevLoadingViewManager;Lcom/facebook/react/devsupport/interfaces/PausedInDebuggerOverlayManager;Z)Lcom/facebook/react/devsupport/interfaces/DevSupportManager;
-}
-
 public class com/facebook/react/devsupport/DevServerHelper {
 	public fun <init> (Lcom/facebook/react/modules/debug/interfaces/DeveloperSettings;Landroid/content/Context;Lcom/facebook/react/packagerconnection/PackagerConnectionSettings;)V
 	public fun closeInspectorConnection ()V
@@ -2151,30 +2145,6 @@ public abstract interface class com/facebook/react/devsupport/HMRClient : com/fa
 	public abstract fun setup (Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;IZLjava/lang/String;)V
 }
 
-public final class com/facebook/react/devsupport/InspectorFlags {
-	public static final field INSTANCE Lcom/facebook/react/devsupport/InspectorFlags;
-	public static final fun getFuseboxEnabled ()Z
-	public static final fun getIsProfilingBuild ()Z
-}
-
-public class com/facebook/react/devsupport/JSDebuggerWebSocketClient : okhttp3/WebSocketListener {
-	public fun <init> ()V
-	public fun closeQuietly ()V
-	public fun connect (Ljava/lang/String;Lcom/facebook/react/devsupport/JSDebuggerWebSocketClient$JSDebuggerCallback;)V
-	public fun executeJSCall (Ljava/lang/String;Ljava/lang/String;Lcom/facebook/react/devsupport/JSDebuggerWebSocketClient$JSDebuggerCallback;)V
-	public fun loadBundle (Ljava/lang/String;Ljava/util/HashMap;Lcom/facebook/react/devsupport/JSDebuggerWebSocketClient$JSDebuggerCallback;)V
-	public fun onClosed (Lokhttp3/WebSocket;ILjava/lang/String;)V
-	public fun onFailure (Lokhttp3/WebSocket;Ljava/lang/Throwable;Lokhttp3/Response;)V
-	public fun onMessage (Lokhttp3/WebSocket;Ljava/lang/String;)V
-	public fun onOpen (Lokhttp3/WebSocket;Lokhttp3/Response;)V
-	public fun prepareJSRuntime (Lcom/facebook/react/devsupport/JSDebuggerWebSocketClient$JSDebuggerCallback;)V
-}
-
-public abstract interface class com/facebook/react/devsupport/JSDebuggerWebSocketClient$JSDebuggerCallback {
-	public abstract fun onFailure (Ljava/lang/Throwable;)V
-	public abstract fun onSuccess (Ljava/lang/String;)V
-}
-
 public final class com/facebook/react/devsupport/LogBoxModule : com/facebook/fbreact/specs/NativeLogBoxSpec {
 	public static final field Companion Lcom/facebook/react/devsupport/LogBoxModule$Companion;
 	public static final field NAME Ljava/lang/String;
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/DefaultDevSupportManagerFactory.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/DefaultDevSupportManagerFactory.kt
index c8bbf44b777..df5724d8083 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/DefaultDevSupportManagerFactory.kt
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/DefaultDevSupportManagerFactory.kt
@@ -23,9 +23,9 @@ import com.facebook.react.packagerconnection.RequestHandler
  * dependencies in release builds. If the class isn't found, [PerftestDevSupportManager] is returned
  * instead.
  */
-public class DefaultDevSupportManagerFactory : DevSupportManagerFactory {
+internal class DefaultDevSupportManagerFactory : DevSupportManagerFactory {
 
-  public override fun create(
+  override fun create(
       applicationContext: Context,
       reactInstanceManagerHelper: ReactInstanceDevHelper,
       packagerPathForJSBundleName: String?,
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/InspectorFlags.kt b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/InspectorFlags.kt
index e4e83983fbf..0d25b2600c4 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/InspectorFlags.kt
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/InspectorFlags.kt
@@ -11,12 +11,12 @@ import com.facebook.proguard.annotations.DoNotStrip
 
 /** JNI wrapper for `jsinspector_modern::InspectorFlags`. */
 @DoNotStrip
-public object InspectorFlags {
+internal object InspectorFlags {
   init {
     DevSupportSoLoader.staticInit()
   }
 
-  @DoNotStrip @JvmStatic public external fun getFuseboxEnabled(): Boolean
+  @DoNotStrip @JvmStatic external fun getFuseboxEnabled(): Boolean
 
-  @DoNotStrip @JvmStatic public external fun getIsProfilingBuild(): Boolean
+  @DoNotStrip @JvmStatic external fun getIsProfilingBuild(): Boolean
 }
diff --git a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSDebuggerWebSocketClient.java b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSDebuggerWebSocketClient.java
index 98abf37c6b2..c5ee17c8441 100644
--- a/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSDebuggerWebSocketClient.java
+++ b/packages/react-native/ReactAndroid/src/main/java/com/facebook/react/devsupport/JSDebuggerWebSocketClient.java
@@ -29,7 +29,7 @@ import okhttp3.WebSocket;
 import okhttp3.WebSocketListener;
 
 /** A wrapper around WebSocketClient that recognizes RN debugging message format. */
-public class JSDebuggerWebSocketClient extends WebSocketListener {
+class JSDebuggerWebSocketClient extends WebSocketListener {
 
   private static final String TAG = "JSDebuggerWebSocketClient";