diff --git a/zh-cn/application-dev/application-models/hop-multi-device-collaboration.md b/zh-cn/application-dev/application-models/hop-multi-device-collaboration.md
index 53799d26dcdc87942c6a18adf193af54d976702f..69d517697d3b4fd6b23e96508060d33972597af8 100644
--- a/zh-cn/application-dev/application-models/hop-multi-device-collaboration.md
+++ b/zh-cn/application-dev/application-models/hop-multi-device-collaboration.md
@@ -208,8 +208,6 @@
 | connectServiceExtensionAbility(want: Want, options: ConnectOptions): number; | 连接ServiceExtensionAbility。 |
 | disconnectServiceExtensionAbility(connection: number, callback:AsyncCallback<void>): void; | 断开连接（callback形式）。 |
 | disconnectServiceExtensionAbility(connection: number): Promise<void>; | 断开连接（promise形式）。 |
-| stopServiceExtensionAbility(want: Want, callback: AsyncCallback<void>): void; | 退出启动的ServiceExtensionAbility，callback形式接口。 |
-| stopServiceExtensionAbility(want: Want): Promise<void>; | 退出启动的ServiceExtensionAbility，Promise形式接口。 |
 
 
 ### 开发步骤
@@ -275,27 +273,15 @@
 
       getRemoteDeviceId方法参照[通过跨设备启动uiability和serviceextensionability组件实现多端协同无返回数据](#通过跨设备启动uiability和serviceextensionability组件实现多端协同无返回数据)。
 
-5. 断开连接或退出ServiceExtensionAbility
+5. 断开连接。调用disconnectServiceExtensionAbility()断开与后台服务的连接。
 
    ```ts
-   // 断开与ServiceExtensionAbility的链接时,可以使用disconnectServiceExtensionAbility接口断开与后台服务的连接。
    let connectionId = 1 // 在通过connectServiceExtensionAbility绑定服务时返回的Id
    this.context.disconnectServiceExtensionAbility(connectionId).then((data) => {
        console.info('disconnectServiceExtensionAbility success');
    }).catch((error) => {
        console.error('disconnectServiceExtensionAbility failed');
    })
-   // 退出由connectServiceExtensionAbility接口拉起的ServiceExtensionAbility时,可以调用stopServiceExtensionAbility退出ServiceExtensionAbility
-   let want = {
-       "deviceId": getRemoteDeviceId(),
-       "bundleName": "com.example.myapplication",
-       "abilityName": "ServiceExtAbility"
-   };
-   this.context.stopServiceExtensionAbility(want).then(() => {
-       console.info("stop service extension ability success")
-   }).catch((err) => {
-       console.info("stop service extension ability err is " + JSON.stringify(err))
-   })
    ```