diff --git a/android/src/main/java/io/openim/flutter_openim_sdk/manager/IMManager.java b/android/src/main/java/io/openim/flutter_openim_sdk/manager/IMManager.java
index 78fffcd..bf2cdcc 100644
--- a/android/src/main/java/io/openim/flutter_openim_sdk/manager/IMManager.java
+++ b/android/src/main/java/io/openim/flutter_openim_sdk/manager/IMManager.java
@@ -20,6 +20,10 @@ public class IMManager extends BaseManager {
         CommonUtil.runMainThreadReturn(result, initialized);
     }
 
+    public void unInitSDK(MethodCall methodCall, MethodChannel.Result result) {
+        CommonUtil.runMainThreadReturn(result, Open_im_sdk.unInitSDK(value(methodCall, "operationID")));
+    }
+
     public void login(MethodCall methodCall, MethodChannel.Result result) {
         Open_im_sdk.login(
                 new OnBaseListener(result, methodCall),
diff --git a/ios/Classes/Module/IMManager.swift b/ios/Classes/Module/IMManager.swift
index ab72b00..15c7414 100644
--- a/ios/Classes/Module/IMManager.swift
+++ b/ios/Classes/Module/IMManager.swift
@@ -8,6 +8,7 @@ public class IMMananger: BaseServiceManager {
     public override func registerHandlers() {
         super.registerHandlers()
         self["initSDK"] = initSDK
+        self["unInitSDK"] = unInitSDK
         self["login"] = login
         self["logout"] = logout
         self["getLoginStatus"] = getLoginStatus
@@ -59,9 +60,13 @@ public class IMMananger: BaseServiceManager {
     }
     
     func initSDK(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
-        callBack(result,Open_im_sdkInitSDK(ConnListener(channel: self.channel), methodCall[string: "operationID"], methodCall.toJsonString()))
+        callBack(result, Open_im_sdkInitSDK(ConnListener(channel: self.channel), methodCall[string: "operationID"], methodCall.toJsonString()))
         addObservers()
     }
+
+    func unInitSDK(methodCall: FlutterMethodCall, result: @escaping FlutterResult){
+        callBack(result, Open_im_sdkUnInitSDK(methodCall[string: "operationID"]))
+    }
     
     func login(methodCall: FlutterMethodCall, result: @escaping FlutterResult) {
         Open_im_sdkLogin(BaseCallback(result: result), methodCall[string: "operationID"], methodCall[string: "userID"], methodCall[string: "token"])
diff --git a/lib/src/manager/im_manager.dart b/lib/src/manager/im_manager.dart
index 6e1ed56..358f9c9 100644
--- a/lib/src/manager/im_manager.dart
+++ b/lib/src/manager/im_manager.dart
@@ -428,6 +428,11 @@ class IMManager {
         ));
   }
 
+    /// 反初始化SDK
+  Future<dynamic> unInitSDK() {
+    return _channel.invokeMethod('unInitSDK', _buildParam({}));
+  }
+
   /// 登录
   /// [userID] 用户id
   /// [token] 登录token，从业务服务器上获取