diff --git a/zh-cn/application-dev/reference/apis/js-apis-webview.md b/zh-cn/application-dev/reference/apis/js-apis-webview.md
index d6ef5bf241acc1a87550e9711c14ff590ce8f117..65633cba176d1277dbff1cfb5462321551a2ba7d 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-webview.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-webview.md
@@ -234,7 +234,7 @@ postMessageEventExt(message: WebMessageExt): void
 
 | 参数名  | 类型   | 必填 | 说明           |
 | ------- | ------ | ---- | :------------- |
-| message | [WebMessageExt](#webmessageext) | 是   | 要发送的消息。 |
+| message | [WebMessageExt](#webmessageext10) | 是   | 要发送的消息。 |
 
 **错误码：**
 
@@ -491,7 +491,7 @@ static setHttpDns(secureDnsMode:SecureDnsMode, secureDnsConfig:string): void
 
 | 参数名              | 类型    | 必填   |  说明 |
 | ------------------ | ------- | ---- | ------------- |
-| secureDnsMode         |   [SecureDnsMode](#securednsmode)   | 是   | 使用HTTPDNS的模式。|
+| secureDnsMode         |   [SecureDnsMode](#securednsmode10)   | 是   | 使用HTTPDNS的模式。|
 | secureDnsConfig       | string | 是 | HTTPDNS server的配置，必须是https协议并且只允许配置一个server。 |
 
 **示例：**
@@ -2137,24 +2137,24 @@ struct WebComponent {
             this.ports = this.controller.createWebMessagePorts();
             // 2、在应用侧的消息端口(如端口1)上注册回调事件。
             this.ports[1].onMessageEvent((result: web_webview.WebMessage) => {
-                let msg = 'Got msg from HTML:';
-                if (typeof(result) == "string") {
-                  console.log("received string message from html5, string is:" + result);
-                  msg = msg + result;
-                } else if (typeof(result) == "object") {
-                  if (result instanceof ArrayBuffer) {
-                    console.log("received arraybuffer from html5, length is:" + result.byteLength);
-                    msg = msg + "lenght is " + result.byteLength;
-                  } else {
-                    console.log("not support");
-                  }
+              let msg = 'Got msg from HTML:';
+              if (typeof(result) == "string") {
+                console.log("received string message from html5, string is:" + result);
+                msg = msg + result;
+              } else if (typeof(result) == "object") {
+                if (result instanceof ArrayBuffer) {
+                  console.log("received arraybuffer from html5, length is:" + result.byteLength);
+                  msg = msg + "lenght is " + result.byteLength;
                 } else {
                   console.log("not support");
                 }
-                this.receivedFromHtml = msg;
-              })
-              // 3、将另一个消息端口(如端口0)发送到HTML侧，由HTML侧保存并使用。
-              this.controller.postMessage('__init_port__', [this.ports[0]], '*');
+              } else {
+                console.log("not support");
+              }
+              this.receivedFromHtml = msg;
+            })
+            // 3、将另一个消息端口(如端口0)发送到HTML侧，由HTML侧保存并使用。
+            this.controller.postMessage('__init_port__', [this.ports[0]], '*');
           } catch (error) {
             console.error(`ErrorCode: ${error.code},  Message: ${error.message}`);
           }
@@ -2523,6 +2523,37 @@ struct WebComponent {
 }
 ```
 
+支持开发者基于默认的UserAgent去定制UserAgent。
+```ts
+// xxx.ets
+import web_webview from '@ohos.web.webview';
+
+@Entry
+@Component
+struct WebComponent {
+  controller: web_webview.WebviewController = new web_webview.WebviewController();
+  @State ua: string = ""
+
+  aboutToAppear():void {
+    web_webview.once('webInited', () => {
+      try {
+        // 应用侧用法示例，定制UserAgent。
+        this.ua = this.controller.getUserAgent() + 'xxx';
+      } catch(error) {
+        console.error(`ErrorCode: ${error.code},  Message: ${error.message}`);
+      }
+    })
+  }
+
+  build() {
+    Column() {
+      Web({ src: 'www.example.com', controller: this.controller })
+        .userAgent(this.ua)
+    }
+  }
+}
+```
+
 ### getTitle
 
 getTitle(): string
@@ -3191,7 +3222,7 @@ import image from "@ohos.multimedia.image"
 @Component
 struct WebComponent {
   controller: web_webview.WebviewController = new web_webview.WebviewController();
-    @State pixelmap: image.PixelMap = undefined;
+  @State pixelmap: image.PixelMap = undefined;
 
   build() {
     Column() {
@@ -3297,12 +3328,12 @@ struct WebComponent {
         .onClick(() => {
           try {
             this.controller.hasImage((error, data) => {
-                if (error) {
-                  console.info(`hasImage error: ` + JSON.stringify(error))
-                  return;
-                }
-                console.info("hasImage: " + data);
-              });
+              if (error) {
+                console.info(`hasImage error: ` + JSON.stringify(error))
+                return;
+              }
+              console.info("hasImage: " + data);
+            });
           } catch (error) {
             console.error(`ErrorCode: ${error.code},  Message: ${error.message}`);
           }
@@ -3352,11 +3383,11 @@ struct WebComponent {
         .onClick(() => {
           try {
             this.controller.hasImage().then((data) => {
-                console.info('hasImage: ' + data);
-              })
-              .catch(function (error) {
-                console.error("error: " + error);
-              })
+              console.info('hasImage: ' + data);
+            })
+            .catch(function (error) {
+              console.error("error: " + error);
+            })
           } catch (error) {
             console.error(`Errorcode: ${error.code}, Message: ${error.message}`);
           }
@@ -4131,7 +4162,7 @@ struct WebComponent {
 
 通过WebCookie可以控制Web组件中的cookie的各种行为，其中每个应用中的所有web组件共享一个WebCookieManager实例。
 
-###  getCookie
+### getCookie
 
 static getCookie(url: string): string
 
@@ -4187,7 +4218,7 @@ struct WebComponent {
 }
 ```
 
-###  setCookie
+### setCookie
 
 static setCookie(url: string, value: string): void
 
@@ -4238,7 +4269,7 @@ struct WebComponent {
 }
 ```
 
-###  saveCookieAsync
+### saveCookieAsync
 
 static saveCookieAsync(callback: AsyncCallback\<void>): void
 
@@ -4284,7 +4315,7 @@ struct WebComponent {
 }
 ```
 
-###  saveCookieAsync
+### saveCookieAsync
 
 static saveCookieAsync(): Promise\<void>
 
@@ -4331,7 +4362,7 @@ struct WebComponent {
 }
 ```
 
-###  putAcceptCookieEnabled
+### putAcceptCookieEnabled
 
 static putAcceptCookieEnabled(accept: boolean): void
 
@@ -4372,7 +4403,7 @@ struct WebComponent {
 }
 ```
 
-###  isCookieAllowed
+### isCookieAllowed
 
 static isCookieAllowed(): boolean
 
@@ -4410,7 +4441,7 @@ struct WebComponent {
 }
 ```
 
-###  putAcceptThirdPartyCookieEnabled
+### putAcceptThirdPartyCookieEnabled
 
 static putAcceptThirdPartyCookieEnabled(accept: boolean): void
 
@@ -4451,7 +4482,7 @@ struct WebComponent {
 }
 ```
 
-###  isThirdPartyCookieAllowed
+### isThirdPartyCookieAllowed
 
 static isThirdPartyCookieAllowed(): boolean
 
@@ -4489,7 +4520,7 @@ struct WebComponent {
 }
 ```
 
-###  existCookie
+### existCookie
 
 static existCookie(): boolean
 
@@ -4527,7 +4558,7 @@ struct WebComponent {
 }
 ```
 
-###  deleteEntireCookie
+### deleteEntireCookie
 
 static deleteEntireCookie(): void
 
@@ -4558,7 +4589,7 @@ struct WebComponent {
 }
 ```
 
-###  deleteSessionCookie
+### deleteSessionCookie
 
 static deleteSessionCookie(): void
 
diff --git a/zh-cn/application-dev/reference/arkui-ts/ts-basic-components-web.md b/zh-cn/application-dev/reference/arkui-ts/ts-basic-components-web.md
index fcfc566a0264c30f8ce11201ba876738fe8917eb..7de4f1197d77644725b9bd06607d161f8f14d296 100755
--- a/zh-cn/application-dev/reference/arkui-ts/ts-basic-components-web.md
+++ b/zh-cn/application-dev/reference/arkui-ts/ts-basic-components-web.md
@@ -4328,7 +4328,7 @@ resend(): void
   }
   ```
 
-###  cancel<sup>9+</sup>
+### cancel<sup>9+</sup>
 
 cancel(): void