diff --git a/ios/SingBoxPacketTunnel/SingBox/ExtensionPlatformInterface.swift b/ios/SingBoxPacketTunnel/SingBox/ExtensionPlatformInterface.swift
index a21dd033..30af6579 100644
--- a/ios/SingBoxPacketTunnel/SingBox/ExtensionPlatformInterface.swift
+++ b/ios/SingBoxPacketTunnel/SingBox/ExtensionPlatformInterface.swift
@@ -10,6 +10,10 @@ import Libcore
 import NetworkExtension
 
 public class ExtensionPlatformInterface: NSObject, LibboxPlatformInterfaceProtocol, LibboxCommandServerHandlerProtocol {
+    public func readWIFIState() -> LibboxWIFIState? {
+        return nil;
+    }
+    
     private let tunnel: ExtensionProvider
     private var networkSettings: NEPacketTunnelNetworkSettings?