Merge branch 'OpenHarmony-3.2-Beta2' of https://gitee.com/zengyawen/docs into OpenHarmony-3.2-Beta2

en/application-dev/ability/stage-serviceextension.md

@@ -42,30 +42,33 @@ OpenHarmony does not support creation of a Service Extension ability for third-p
 2. Customize a class that inherits from **ServiceExtensionAbility** in the .ts file in the directory where the Service Extension ability is defined and override the lifecycle callbacks of the base class. The code sample is as follows:
 
     ```js
+    import ServiceExtensionAbility from '@ohos.application.ServiceExtensionAbility'
     import rpc from '@ohos.rpc'
+
     class StubTest extends rpc.RemoteObject {
-      constructor(des) {
+        constructor(des) {
             super(des);
-      }
-      onRemoteRequest(code, data, reply, option) {
-      }
+        }
+        onRemoteRequest(code, data, reply, option) {
+        }
     }
-    
-    class ServiceExt extends ServiceExtensionAbility {
-        console.log('onCreate, want:' + want.abilityName);
-      }
-      onRequest(want, startId) {
-        console.log('onRequest, want:' + want.abilityName);
-      }
-      onConnect(want) {
-        console.log('onConnect , want:' + want.abilityName);
-        return new StubTest("test");
-      }
-      onDisconnect(want) {
-        console.log('onDisconnect, want:' + want.abilityName);
-      }
-      onDestroy() {
-        console.log('onDestroy');
-      }
+
+    class ServiceExtAbility extends ServiceExtensionAbility {
+        onCreate(want) {
+            console.log('onCreate, want:' + want.abilityName);
+        }
+        onRequest(want, startId) {
+            console.log('onRequest, want:' + want.abilityName);
+        }
+        onConnect(want) {
+            console.log('onConnect , want:' + want.abilityName);
+            return new StubTest("test");
+        }
+        onDisconnect(want) {
+            console.log('onDisconnect, want:' + want.abilityName);
+        }
+        onDestroy() {
+            console.log('onDestroy');
+        }
     }
-    ```
+    ```
\ No newline at end of file

en/application-dev/media/audio-playback.md

@@ -39,38 +39,38 @@ function printfDescription(obj) {
 
 // Set the player callbacks.
 function setCallBack(audioPlayer) {
-    audioPlayer.on('dataLoad', () => {              // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
+    audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
         console.info('audio set source success');
-        audioPlayer.play();                         // The play() API can be invoked only after the 'dataLoad' event callback is complete. The 'play' event callback is then triggered.
+        audioPlayer.play(); // The play() API can be invoked only after the 'dataLoad' event callback is complete. The 'play' event callback is then triggered.
     });
-    audioPlayer.on('play', () => {                  // Set the 'play' event callback.
+    audioPlayer.on('play', () => { // Set the 'play' event callback.
         console.info('audio play success');
-        audioPlayer.pause();                        // Trigger the 'pause' event callback and pause the playback.
+        audioPlayer.pause(); // Trigger the 'pause' event callback and pause the playback.
     });
-    audioPlayer.on('pause', () => {                 // Set the 'pause' event callback.
+    audioPlayer.on('pause', () => { // Set the 'pause' event callback.
         console.info('audio pause success');
-        audioPlayer.seek(5000);                     // Trigger the 'timeUpdate' event callback, and seek to 5000 ms for playback.
+        audioPlayer.seek(5000); // Trigger the 'timeUpdate' event callback, and seek to 5000 ms for playback.
     });
-    audioPlayer.on('stop', () => {                  // Set the 'stop' event callback.
+    audioPlayer.on('stop', () => { // Set the 'stop' event callback.
         console.info('audio stop success');
-        audioPlayer.reset();                        // Trigger the 'reset' event callback, and reconfigure the src attribute to switch to the next song.
+        audioPlayer.reset(); // Trigger the 'reset' event callback, and reconfigure the src attribute to switch to the next song.
     });
-    audioPlayer.on('reset', () => {                 // Set the 'reset' event callback.
+    audioPlayer.on('reset', () => { // Set the 'reset' event callback.
         console.info('audio reset success');
-        audioPlayer.release();                      // Release the AudioPlayer instance.
+        audioPlayer.release(); // Release the AudioPlayer instance.
         audioPlayer = undefined;
     });
-    audioPlayer.on('timeUpdate', (seekDoneTime) => {// Set the 'timeUpdate' event callback.
+    audioPlayer.on('timeUpdate', (seekDoneTime) => { // Set the 'timeUpdate' event callback.
         if (typeof(seekDoneTime) == 'undefined') {
             console.info('audio seek fail');
             return;
         }
         console.info('audio seek success, and seek time is ' + seekDoneTime);
-        audioPlayer.setVolume(0.5);                 // Trigger the 'volumeChange' event callback.
+        audioPlayer.setVolume(0.5); // Trigger the 'volumeChange' event callback.
     });
-    audioPlayer.on('volumeChange', () => {          // Set the 'volumeChange' event callback.
+    audioPlayer.on('volumeChange', () => { // Set the 'volumeChange' event callback.
         console.info('audio volumeChange success');
-        audioPlayer.getTrackDescription((error, arrlist) => {  // Obtain the audio track information in callback mode.
+        audioPlayer.getTrackDescription((error, arrlist) => { // Obtain the audio track information in callback mode.
             if (typeof (arrlist) != 'undefined') {
                 for (let i = 0; i < arrlist.length; i++) {
                     printfDescription(arrlist[i]);
@@ -78,13 +78,13 @@ function setCallBack(audioPlayer) {
             } else {
                 console.log(`audio getTrackDescription fail, error:${error.message}`);
             }
-            audioPlayer.stop();                      // Trigger the 'stop' event callback to stop the playback.
+            audioPlayer.stop(); // Trigger the 'stop' event callback to stop the playback.
         });
     });
-    audioPlayer.on('finish', () => {                 // Set the 'finish' event callback, which is triggered when the playback is complete.
+    audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
         console.info('audio play finish');
     });
-    audioPlayer.on('error', (error) => {             // Set the 'error' event callback.
+    audioPlayer.on('error', (error) => { // Set the 'error' event callback.
         console.info(`audio error called, errName is ${error.name}`);
         console.info(`audio error called, errCode is ${error.code}`);
         console.info(`audio error called, errMessage is ${error.message}`);
@@ -94,7 +94,7 @@ function setCallBack(audioPlayer) {
 async function audioPlayerDemo() {
     // 1. Create an AudioPlayer instance.
     let audioPlayer = media.createAudioPlayer();
-    setCallBack(audioPlayer);                          // Set the event callbacks.
+    setCallBack(audioPlayer); // Set the event callbacks.
     // 2. Set the URI of the audio file.
     let fdPath = 'fd://'
     // The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
@@ -119,23 +119,23 @@ import fileIO from '@ohos.fileio'
 export class AudioDemo {
   // Set the player callbacks.
   setCallBack(audioPlayer) {
-    audioPlayer.on('dataLoad', () => {              // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
+    audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
       console.info('audio set source success');
-      audioPlayer.play();                           // Call the play() API to start the playback and trigger the 'play' event callback.
+      audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
     });
-    audioPlayer.on('play', () => {                  // Set the 'play' event callback.
+    audioPlayer.on('play', () => { // Set the 'play' event callback.
       console.info('audio play success');
     });
-    audioPlayer.on('finish', () => {                // Set the 'finish' event callback, which is triggered when the playback is complete.
+    audioPlayer.on('finish', () => { // Set the 'finish' event callback, which is triggered when the playback is complete.
       console.info('audio play finish');
-      audioPlayer.release();                        // Release the AudioPlayer instance.
+      audioPlayer.release(); // Release the AudioPlayer instance.
       audioPlayer = undefined;
     });
   }
 
   async audioPlayerDemo() {
-    let audioPlayer = media.createAudioPlayer();     // Create an AudioPlayer instance.
-    this.setCallBack(audioPlayer);                   // Set the event callbacks.
+    let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
+    this.setCallBack(audioPlayer); // Set the event callbacks.
     let fdPath = 'fd://'
     // The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
     let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';
@@ -161,20 +161,20 @@ export class AudioDemo {
 // Set the player callbacks.
   private isNextMusic = false;
   setCallBack(audioPlayer) {
-    audioPlayer.on('dataLoad', () => {              // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
+    audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
       console.info('audio set source success');
-      audioPlayer.play();                           // Call the play() API to start the playback and trigger the 'play' event callback.
+      audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
     });
-    audioPlayer.on('play', () => {                  // Set the 'play' event callback.
+    audioPlayer.on('play', () => { // Set the 'play' event callback.
       console.info('audio play success');
-      audioPlayer.reset();                          // Call the reset() API and trigger the 'reset' event callback.
+      audioPlayer.reset(); // Call the reset() API and trigger the 'reset' event callback.
     });
-    audioPlayer.on('reset', () => {                 // Set the 'reset' event callback.
+    audioPlayer.on('reset', () => { // Set the 'reset' event callback.
       console.info('audio play success');
-      if (!this.isNextMusic) {                      // When isNextMusic is false, changing songs is implemented.
-        this.nextMusic(audioPlayer);                // Changing songs is implemented.
+      if (!this.isNextMusic) { // When isNextMusic is false, changing songs is implemented.
+        this.nextMusic(audioPlayer); // Changing songs is implemented.
       } else {
-        audioPlayer.release();                      // Release the AudioPlayer instance.
+        audioPlayer.release(); // Release the AudioPlayer instance.
         audioPlayer = undefined;
       }
     });
@@ -197,8 +197,8 @@ export class AudioDemo {
   }
 
   async audioPlayerDemo() {
-    let audioPlayer = media.createAudioPlayer();       // Create an AudioPlayer instance.
-    this.setCallBack(audioPlayer);                     // Set the event callbacks.
+    let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
+    this.setCallBack(audioPlayer); // Set the event callbacks.
     let fdPath = 'fd://'
     // The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
     let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';
@@ -223,19 +223,19 @@ import fileIO from '@ohos.fileio'
 export class AudioDemo {
   // Set the player callbacks.
   setCallBack(audioPlayer) {
-    audioPlayer.on('dataLoad', () => {              // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
+    audioPlayer.on('dataLoad', () => { // Set the 'dataLoad' event callback, which is triggered when the src attribute is set successfully.
       console.info('audio set source success');
-      audioPlayer.loop = true;                      // Set the loop playback attribute.
-      audioPlayer.play();                           // Call the play() API to start the playback and trigger the 'play' event callback.
+      audioPlayer.loop = true; // Set the loop playback attribute.
+      audioPlayer.play(); // Call the play() API to start the playback and trigger the 'play' event callback.
     });
-    audioPlayer.on('play', () => {                  // Set the 'play' event callback to start loop playback.
+    audioPlayer.on('play', () => { // Set the 'play' event callback to start loop playback.
       console.info('audio play success');
     });
   }
 
   async audioPlayerDemo() {
-    let audioPlayer = media.createAudioPlayer();      // Create an AudioPlayer instance.
-    this.setCallBack(audioPlayer);                    // Set the event callbacks.
+    let audioPlayer = media.createAudioPlayer(); // Create an AudioPlayer instance.
+    this.setCallBack(audioPlayer); // Set the event callbacks.
     let fdPath = 'fd://'
     // The stream in the path can be pushed to the device by running the "hdc file send D:\xxx\01.mp3 /data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile" command.
     let path = '/data/app/el1/bundle/public/ohos.acts.multimedia.audio.audioplayer/ohos.acts.multimedia.audio.audioplayer/assets/entry/resources/rawfile/01.mp3';

en/application-dev/reference/apis/js-apis-Bundle-InnerBundleManager.md

+# innerBundleManager
+
+The **innerBundleManager** module manages internal bundles.
+
+> **NOTE**
+> 
+> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## Modules to Import
+
+```
+import innerBundleManager from '@ohos.bundle.innerBundleManager';
+```
+
+## System Capability
+
+SystemCapability.BundleManager.BundleFramework
+
+## Required Permissions
+
+| Permission                                      | Permission Level    | Description                        |
+| ------------------------------------------ | ------------ | ---------------------------- |
+| ohos.permission.GET_BUNDLE_INFO_PRIVILEGED | system_basic | Permission to query information about all applications.          |
+| ohos.permission.LISTEN_BUNDLE_CHANGE       | system_grant | Permission to listen for application changes.|
+
+For details, see [Permission Levels](../../security/accesstoken-overview.md#permission-levels).
+
+## innerBundleManager.getLauncherAbilityInfos
+
+getLauncherAbilityInfos(bundleName: string, userId: number, callback: AsyncCallback<Array<LauncherAbilityInfo>>) : void;
+
+Obtains the launcher ability information based on a given bundle name. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name      | Type                                                        | Mandatory| Description                                                 |
+| ---------- | ------------------------------------------------------------ | ---- | ----------------------------------------------------- |
+| bundleName | string                                                       | Yes  | Bundle name of an application.                             |
+| userId     | number                                                       | Yes  | User ID. The default value is the user ID of the caller. The value must be greater than or equal to 0.|
+| callback   | AsyncCallback\<Array<[LauncherAbilityInfo](js-apis-bundle-LauncherAbilityInfo.md)>> | Yes  | Callback used to return an array of the launcher ability information.           |
+
+
+
+## innerBundleManager.getLauncherAbilityInfos
+
+getLauncherAbilityInfos(bundleName: string, userId: number) : Promise&lt;Array&lt;LauncherAbilityInfo&gt;&gt;
+
+Obtains the launcher ability information based on a given bundle name. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name      | Type  | Mandatory| Description                                                 |
+| ---------- | ------ | ---- | ----------------------------------------------------- |
+| bundleName | string | Yes  | Bundle name of an application.                             |
+| userId     | number | Yes  | User ID. The default value is the user ID of the caller. The value must be greater than or equal to 0.|
+
+**Return value**
+
+| Type                                                        | Description                     |
+| ------------------------------------------------------------ | ------------------------- |
+| Promise\<Array<[LauncherAbilityInfo](js-apis-bundle-LauncherAbilityInfo.md)>> | Promise used to return an array of the launcher ability information.|
+
+## innerBundleManager.on
+
+on(type:"BundleStatusChange", bundleStatusCallback : BundleStatusCallback, callback: AsyncCallback&lt;string&gt;) : void;
+
+Registers a callback to receive bundle status changes. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.LISTEN_BUNDLE_CHANGE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name                | Type                 | Mandatory| Description                                                |
+| -------------------- | --------------------- | ---- | ---------------------------------------------------- |
+| type                 | "BundleStatusChange"  | Yes  | Event type.                                    |
+| bundleStatusCallback | BundleStatusCallback  | Yes  | Callback to register.                                  |
+| callback             | AsyncCallback\<string> | Yes  | Callback used to return a successful result or error information.|
+
+## innerBundleManager.on
+
+on(type:"BundleStatusChange", bundleStatusCallback : BundleStatusCallback): Promise&lt;string&gt;
+
+Registers a callback to receive bundle status changes. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.LISTEN_BUNDLE_CHANGE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name                | Type                | Mandatory| Description              |
+| -------------------- | -------------------- | ---- | ------------------ |
+| type                 | "BundleStatusChange" | Yes  | Event type.  |
+| bundleStatusCallback | BundleStatusCallback | Yes  | Callback to register.|
+
+**Return value**
+
+| Type           | Description                               |
+| --------------- | ----------------------------------- |
+| Promise\<string> | Promise used to return a successful result or error information.|
+
+## innerBundleManager.off
+
+off(type:"BundleStatusChange", callback: AsyncCallback&lt;string&gt;) : void;
+
+Deregisters the callback that receives bundle status changes. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.LISTEN_BUNDLE_CHANGE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name    | Type                 | Mandatory| Description                                                |
+| -------- | --------------------- | ---- | ---------------------------------------------------- |
+| type     | "BundleStatusChange"  | Yes  | Event type.                                    |
+| callback | AsyncCallback\<string> | Yes  | Callback used to return a successful result or error information.|
+
+## innerBundleManager.off
+
+off(type:"BundleStatusChange"): Promise&lt;string&gt;
+
+Deregisters the callback that receives bundle status changes. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.LISTEN_BUNDLE_CHANGE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name| Type                | Mandatory| Description            |
+| ---- | -------------------- | ---- | ---------------- |
+| type | "BundleStatusChange" | Yes  | Event type.|
+
+**Return value**
+
+| Type           | Description                               |
+| --------------- | ----------------------------------- |
+| Promise\<string> | Promise used to return a successful result or error information.|
+
+## innerBundleManager.getAllLauncherAbilityInfos
+
+getAllLauncherAbilityInfos(userId: number, callback: AsyncCallback&lt;Array&lt;LauncherAbilityInfo&gt;&gt;) : void;
+
+Obtains the information about all launcher abilities. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name    | Type                                                        | Mandatory| Description                                                 |
+| -------- | ------------------------------------------------------------ | ---- | ----------------------------------------------------- |
+| userId   | number                                                       | Yes  | User ID. The default value is the user ID of the caller. The value must be greater than or equal to 0.|
+| callback | AsyncCallback\<Array<[LauncherAbilityInfo](js-apis-bundle-LauncherAbilityInfo.md)>> | Yes  | Callback used to return an array of the launcher ability information.           |
+
+## innerBundleManager.getAllLauncherAbilityInfos
+
+getAllLauncherAbilityInfos(userId: number) : Promise&lt;Array&lt;LauncherAbilityInfo&gt;&gt;
+
+Obtains the information about all launcher abilities. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name  | Type  | Mandatory| Description                                                 |
+| ------ | ------ | ---- | ----------------------------------------------------- |
+| userId | number | Yes  | User ID. The default value is the user ID of the caller. The value must be greater than or equal to 0.|
+
+**Return value**
+
+| Type                                                        | Description                     |
+| ------------------------------------------------------------ | ------------------------- |
+| Promise\<Array<[LauncherAbilityInfo](js-apis-bundle-LauncherAbilityInfo.md)>> | Promise used to return an array of the launcher ability information.|
+
+## innerBundleManager.getShortcutInfos
+
+getShortcutInfos(bundleName :string, callback: AsyncCallback&lt;Array&lt;ShortcutInfo&gt;&gt;) : void;
+
+Obtains the shortcut information based on a given bundle name. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name      | Type                                                        | Mandatory| Description                                          |
+| ---------- | ------------------------------------------------------------ | ---- | ---------------------------------------------- |
+| bundleName | string                                                       | Yes  | Bundle name of an application.                      |
+| callback   | AsyncCallback\<Array<[ShortcutInfo](js-apis-bundle-ShortcutInfo.md)>> | Yes  | Callback used to return an array of the shortcut information.|
+
+## innerBundleManager.getShortcutInfos
+
+getShortcutInfos(bundleName : string) : Promise&lt;Array&lt;ShortcutInfo&gt;&gt;
+
+Obtains the shortcut information based on a given bundle name. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name      | Type  | Mandatory| Description                    |
+| ---------- | ------ | ---- | ------------------------ |
+| bundleName | string | Yes  | Bundle name of an application.|
+
+**Return value**
+
+| Type                                                    | Description                         |
+| -------------------------------------------------------- | ----------------------------- |
+| Promise\<Array<[ShortcutInfo](js-apis-bundle-ShortcutInfo.md)>> | Promise used to return an array of the shortcut information.|

en/application-dev/reference/apis/js-apis-Bundle-distributedBundle.md

+# distributedBundle
+
+The **distributedBundle** module manages distributed bundles.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## Modules to Import
+
+```
+import distributedBundle from '@ohos.distributedBundle';
+```
+
+## System Capability
+
+SystemCapability.BundleManager.DistributedBundleFramework
+
+## Required Permissions
+
+| Permission                                      | Permission Level    | Description              |
+| ------------------------------------------ | ------------ | ------------------ |
+| ohos.permission.GET_BUNDLE_INFO_PRIVILEGED | system_basic | Permission to query information about all applications.|
+
+For details, see [Permission Levels](../../security/accesstoken-overview.md#permission-levels).
+
+## distributedBundle.getRemoteAbilityInfo
+
+getRemoteAbilityInfo(elementName: ElementName, callback: AsyncCallback<RemoteAbilityInfo>): void;
+
+Obtains information about the remote ability that matches the given element name. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.DistributedBundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name       | Type                                                        | Mandatory| Description                                              |
+| ----------- | ------------------------------------------------------------ | ---- | -------------------------------------------------- |
+| elementName | [ElementName](js-apis-bundle-ElementName.md)                 | Yes  | **ElementName**.                           |
+| callback    | AsyncCallback<[RemoteAbilityInfo](js-apis-bundle-remoteAbilityInfo.md)> | Yes  | Callback used to return the remote ability information.|
+
+
+
+## distributedBundle.getRemoteAbilityInfo
+
+getRemoteAbilityInfo(elementName: ElementName): Promise&lt;RemoteAbilityInfo&gt;
+
+Obtains information about the remote ability that matches the given element name. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.DistributedBundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name       | Type                                        | Mandatory| Description                   |
+| ----------- | -------------------------------------------- | ---- | ----------------------- |
+| elementName | [ElementName](js-apis-bundle-ElementName.md) | Yes  | **ElementName**.|
+
+**Return value**
+
+| Type                                                        | Description                             |
+| ------------------------------------------------------------ | --------------------------------- |
+| Promise\<[RemoteAbilityInfo](js-apis-bundle-remoteAbilityInfo.md)> | Promise used to return the remote ability information.|
+
+## distributedBundle.getRemoteAbilityInfos
+
+getRemoteAbilityInfos(elementNames: Array&lt;ElementName&gt;, callback: AsyncCallback&lt;Array&lt;RemoteAbilityInfo&gt;&gt;): void;
+
+Obtains information about remote abilities that match the given element names. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.DistributedBundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name        | Type                                                        | Mandatory| Description                                              |
+| ------------ | ------------------------------------------------------------ | ---- | -------------------------------------------------- |
+| elementNames | Array<[ElementName](js-apis-bundle-ElementName.md)>          | Yes  | **ElementName** array, whose maximum length is 10.                  |
+| callback     | AsyncCallback< Array<[RemoteAbilityInfo](js-apis-bundle-remoteAbilityInfo.md)>> | Yes  | Callback used to return an array of the remote ability information.|
+
+
+
+## distributedBundle.getRemoteAbilityInfos
+
+getRemoteAbilityInfos(elementNames: Array&lt;ElementName&gt;): Promise&lt;Array&lt;RemoteAbilityInfo&gt;&gt;
+
+Obtains information about remote abilities that match the given element names. This API uses a promise to return the result.
+
+**Required permissions**
+
+ohos.permission.GET_BUNDLE_INFO_PRIVILEGED
+
+**System capability**
+
+SystemCapability.BundleManager.DistributedBundleFramework
+
+**System API**
+
+This is a system API and cannot be called by third-party applications.
+
+**Parameters**
+
+| Name        | Type                                               | Mandatory| Description                   |
+| ------------ | --------------------------------------------------- | ---- | ----------------------- |
+| elementNames | Array<[ElementName](js-apis-bundle-ElementName.md)> | Yes  | **ElementName** array, whose maximum length is 10.|
+
+**Return value**
+
+| Type                                                        | Description                             |
+| ------------------------------------------------------------ | --------------------------------- |
+| Promise\<Array<[RemoteAbilityInfo](js-apis-bundle-remoteAbilityInfo.md)>> | Promise used to return an array of the remote ability information.|

en/application-dev/reference/apis/js-apis-ability-wantConstant.md

 # wantConstant
 
+The **wantConstant** module provides the actions, entities, and flags used in **Want** objects.
+
 > **NOTE**
 > 
-> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+> The initial APIs of this module are supported since API 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 ## Modules to Import
 
@@ -12,73 +14,75 @@ import wantConstant from '@ohos.ability.wantConstant'
 
 ## wantConstant.Action
 
-**System capability**: SystemCapability.Ability.AbilityBase
+Enumerates the action constants of the **Want** object.
 
-Lists the permissions.
+**System capability**: SystemCapability.Ability.AbilityBase
 
-| Common Event Macro     | Common Event Name         | Subscriber Permission    |
+| Name     | Value         | Description    |
 | ------------ | ------------------ | ---------------------- |
-| ACTION_HOME                                 | ohos.want.action.home                    | None                                                          |
-| ACTION_DIAL                                 | ohos.want.action.dial                    | None                                                          |
-| ACTION_SEARCH                               | ohos.want.action.search                  | None                                                          |
-| ACTION_WIRELESS_SETTINGS                    | ohos.settings.wireless                   | None                                                          |
-| ACTION_MANAGE_APPLICATIONS_SETTINGS         | ohos.settings.manage.applications        | None                                                          |
-| ACTION_APPLICATION_DETAILS_SETTINGS         | ohos.settings.application.details        | None                                                          |
-| ACTION_SET_ALARM                            | ohos.want.action.setAlarm                | None                                                          |
-| ACTION_SHOW_ALARMS                          | ohos.want.action.showAlarms              | None                                                          |
-| ACTION_SNOOZE_ALARM                         | ohos.want.action.snoozeAlarm             | None                                                          |
-| ACTION_DISMISS_ALARM                        | ohos.want.action.dismissAlarm            | None                                                          |
-| ACTION_DISMISS_TIMER                        | ohos.want.action.dismissTimer            | None                                                          |
-|  ACTION_SEND_SMS                            | ohos.want.action.sendSms                 | None                                                          |
-| ACTION_CHOOSE                               | ohos.want.action.choose                  | None                                                          |
-| ACTION_IMAGE_CAPTURE<sup>8+</sup>           | ohos.want.action.imageCapture            | None                                                          |
-| ACTION_VIDEO_CAPTUR<sup>8+</sup>            | ohos.want.action.videoCapture            | None                                                          |
-| ACTION_SELECT                               | ohos.want.action.select                  | None                                                          |
-| ACTION_SEND_DATA                            | ohos.want.action.sendData                | None                                                          |
-| ACTION_SEND_MULTIPLE_DATA                   | ohos.want.action.sendMultipleData        | None                                                          |
-| ACTION_SCAN_MEDIA_FILE                      | ohos.want.action.scanMediaFile           | None                                                          |
-| ACTION_VIEW_DATA                            | ohos.want.action.viewData                | None                                                          |
-|  ACTION_EDIT_DATA                           | ohos.want.action.editData                | None                                                          |
-|  INTENT_PARAMS_INTENT                       | ability.want.params.INTENT               | None                                                          |
-|  INTENT_PARAMS_TITLE                        | ability.want.params.TITLE                | None                                                          |
-|  ACTION_FILE_SELECT<sup>7+</sup>            | ohos.action.fileSelect                   | None                                                          |
-|  PARAMS_STREAM<sup>7+</sup>                 | ability.params.stream                    | None                                                          |
-|  ACTION_APP_ACCOUNT_OAUTH <sup>8+</sup>     | ohos.account.appAccount.action.oauth     | None                                                          |
+| ACTION_HOME                                 | ohos.want.action.home                    | Action of returning to the home page.                                       |
+| ACTION_DIAL                                 | ohos.want.action.dial                    | Action of launching the numeric keypad.                          |
+| ACTION_SEARCH                               | ohos.want.action.search                  | Action of launching the search function.                                |
+| ACTION_WIRELESS_SETTINGS                    | ohos.settings.wireless                   | Action of launching the UI that provides wireless network settings, for example, Wi-Fi options.   |
+| ACTION_MANAGE_APPLICATIONS_SETTINGS         | ohos.settings.manage.applications        | Action of launching the UI for managing installed applications.                 |
+| ACTION_APPLICATION_DETAILS_SETTINGS         | ohos.settings.application.details        | Action of launching the UI that displays the details of an application.            |
+| ACTION_SET_ALARM                            | ohos.want.action.setAlarm                | Action of launching the UI for setting the alarm clock.                         |
+| ACTION_SHOW_ALARMS                          | ohos.want.action.showAlarms              | Action of launching the UI that displays all alarms.                    |
+| ACTION_SNOOZE_ALARM                         | ohos.want.action.snoozeAlarm             | Action of launching the UI for snoozing an alarm.                      |
+| ACTION_DISMISS_ALARM                        | ohos.want.action.dismissAlarm            | Action of launching the UI for deleting an alarm.                            |
+| ACTION_DISMISS_TIMER                        | ohos.want.action.dismissTimer            | Action of launching the UI for dismissing a timer.                          |
+|  ACTION_SEND_SMS                            | ohos.want.action.sendSms                 | Action of launching the UI for sending an SMS message.                             |
+| ACTION_CHOOSE                               | ohos.want.action.choose                  | Action of launching the UI for openning a contact or picture.                     |
+| ACTION_IMAGE_CAPTURE<sup>8+</sup>           | ohos.want.action.imageCapture            | Action of launching the UI for photographing.                                  |
+| ACTION_VIDEO_CAPTURE<sup>8+</sup>           | ohos.want.action.videoCapture            | Action of launching the UI for shooting a video.                            |
+| ACTION_SELECT                               | ohos.want.action.select                  | Action of launching the UI for application selection.                            |
+| ACTION_SEND_DATA                            | ohos.want.action.sendData                | Action of launching the UI for sending a single data record.                                 |
+| ACTION_SEND_MULTIPLE_DATA                   | ohos.want.action.sendMultipleData        | Action of launching the UI for sending multiple data records.                                 |
+| ACTION_SCAN_MEDIA_FILE                      | ohos.want.action.scanMediaFile           | Action of requesting a media scanner to scan a file and add the file to the media library.         |
+| ACTION_VIEW_DATA                            | ohos.want.action.viewData                | Action of viewing data.                                         |
+|  ACTION_EDIT_DATA                           | ohos.want.action.editData                | Action of editing data.                                          |
+|  INTENT_PARAMS_INTENT                       | ability.want.params.INTENT               | Action of displaying selection options with an action selector.                            |
+|  INTENT_PARAMS_TITLE                        | ability.want.params.TITLE                | Title of the character sequence dialog box used with the action selector.               |
+|  ACTION_FILE_SELECT<sup>7+</sup>            | ohos.action.fileSelect                   | Action of selecting a file.                                         |
+|  PARAMS_STREAM<sup>7+</sup>                 | ability.params.stream                    | URI of the data stream associated with the target when the data is sent.                         |
+|  ACTION_APP_ACCOUNT_OAUTH <sup>8+</sup>     | ohos.account.appAccount.action.oauth     | Action of providing the OAuth service.                                    |
+|  ACTION_MARKER_DOWNLOAD <sup>9+</sup>    | ohos.want.action.marketDownload     | Action of downloading an application from the application market.<br>**System API**: This is a system API and cannot be called by third-party applications. |
 
 
 ## wantConstant.Entity
 
-**System capability**: SystemCapability.Ability.AbilityBase
+Enumerates the entity constants of the **Want** object.
 
-Lists the permissions.
+**System capability**: SystemCapability.Ability.AbilityBase
 
-| Common Event Macro     | Common Event Name         | Subscriber Permission    |
+| Name     | Value         | Description    |
 | ------------ | ------------------ | ---------------------- |
-| ENTITY_DEFAULT                             | entity.system.default                    | None                                                          |
-| ENTITY_HOME                                | entity.system.homel                      | None                                                          |
-| ENTITY_VOICE                               | ENTITY_VOICE                             | None                                                          |
-| ENTITY_BROWSABLE                           | entity.system.browsable                  | None                                                          |
-| ENTITY_VIDEO                               | entity.system.video                      | None                                                          |
-| ACTION_APPLICATION_DETAILS_SETTINGS        | ohos.settings.application.details        | None                                                          |
+| ENTITY_DEFAULT                             | entity.system.default                    | Default entity. The default entity is used if no entity is specified.       |
+| ENTITY_HOME                                | entity.system.home                       | Home screen entity.                                   |
+| ENTITY_VOICE                               | entity.system.voice                      | Voice interaction entity.                                 |
+| ENTITY_BROWSABLE                           | entity.system.browsable                  | Browser type entity.                                   |
+| ENTITY_VIDEO                               | entity.system.video                      | Video type entity.                                     |
+
 
+## wantConstant.Flags
 
-## flags
+Describes flags.
 
 **System capability**: SystemCapability.Ability.AbilityBase
 
 | Name                                | Value      | Description                                                        |
 | ------------------------------------ | ---------- | ------------------------------------------------------------ |
 | FLAG_AUTH_READ_URI_PERMISSION        | 0x00000001 | Indicates the permission to read the URI.                                 |
-| FLAG_AUTH_WRITE_URI_PERMISSION       | 0x00000002 | Indicates the permission to write the URI.                                 |
+| FLAG_AUTH_WRITE_URI_PERMISSION       | 0x00000002 | Indicates the permission to write data to the URI.                                 |
 | FLAG_ABILITY_FORWARD_RESULT          | 0x00000004 | Returns the result to the ability.                                          |
 | FLAG_ABILITY_CONTINUATION            | 0x00000008 | Indicates whether the ability on the local device can be continued on a remote device.                  |
 | FLAG_NOT_OHOS_COMPONENT              | 0x00000010 | Indicates that a component does not belong to OHOS.                                        |
 | FLAG_ABILITY_FORM_ENABLED            | 0x00000020 | Indicates that an ability is enabled.                                         |
-| FLAG_AUTH_PERSISTABLE_URI_PERMISSION | 0x00000040 | Indicates the permission to make the URI persistent.                                    |
-| FLAG_AUTH_PREFIX_URI_PERMISSION      | 0x00000080 | Indicates the permission to verify URIs by prefix matching.                                |
+| FLAG_AUTH_PERSISTABLE_URI_PERMISSION | 0x00000040 | Indicates the permission to make the URI persistent.<br>**System API**: This is a system API and cannot be called by third-party applications. |
+| FLAG_AUTH_PREFIX_URI_PERMISSION      | 0x00000080 | Indicates the permission to verify URIs by prefix matching.<br>**System API**: This is a system API and cannot be called by third-party applications.|
 | FLAG_ABILITYSLICE_MULTI_DEVICE       | 0x00000100 | Supports cross-device startup in a distributed scheduler.                              |
 | FLAG_START_FOREGROUND_ABILITY        | 0x00000200 | Indicates that the Service ability is started regardless of whether the host application has been started.        |
-| FLAG_ABILITY_CONTINUATION_REVERSIBLE | 0x00000400 | Indicates that ability continuation is reversible.                                            |
+| FLAG_ABILITY_CONTINUATION_REVERSIBLE | 0x00000400 | Indicates that ability continuation is reversible.<br>**System API**: This is a system API and cannot be called by third-party applications.     |
 | FLAG_INSTALL_ON_DEMAND               | 0x00000800 | Indicates that the specific ability will be installed if it has not been installed.                             |
 | FLAG_INSTALL_WITH_BACKGROUND_MODE    | 0x80000000 | Indicates that the specific ability will be installed in the background if it has not been installed.                             |
 | FLAG_ABILITY_CLEAR_MISSION           | 0x00008000 | Clears other operation missions. This flag can be set for the **Want** object in the **startAbility** API passed to [ohos.app.Context](js-apis-ability-context.md) and must be used together with **flag_ABILITY_NEW_MISSION**.|

en/application-dev/reference/apis/js-apis-abilityAccessCtrl.md

 # Ability Access Control
 
-Provides program permission management capabilities, including authentication, authorization, and revocation.
+The **AbilityAccessCtrl** module provides APIs for application permission management, including authentication, authorization, and revocation.
 
 > **NOTE**
 >
@@ -69,13 +69,43 @@ promise.then(data => {
 });
 ```
 
+### verifyAccessTokenSync<sup>9+</sup>
+
+verifyAccessTokenSync(tokenID: number, permissionName: string): GrantStatus
+
+Checks whether an application has been granted the specified permission. This API synchronously returns the result.
+
+**System capability**: SystemCapability.Security.AccessToken
+
+**Parameters**
+
+| Name  | Type                | Mandatory| Description                                      |
+| -------- | -------------------  | ---- | ------------------------------------------ |
+| tokenID   |  number   | Yes  | ID of the application.             |
+| permissionName | string | Yes  | Name of the permission to verify.|
+
+**Return value**
+
+| Type         | Description                               |
+| :------------ | :---------------------------------- |
+| [GrantStatus](#grantstatus) | Permission grant state.|
+
+**Example**
+
+```js
+var AtManager = abilityAccessCtrl.createAtManager();
+let tokenID = 0;
+let data = verifyAccessTokenSync(tokenID, "ohos.permission.GRANT_SENSITIVE_PERMISSIONS");
+console.log(`data->${JSON.stringify(data)}`);
+```
+
 ### grantUserGrantedPermission
 
 grantUserGrantedPermission(tokenID: number, permissionName: string, permissionFlag: number): Promise&lt;number&gt;
 
 Grants a user granted permission to an application. This API uses a promise to return the result.
 
-This is a system API and cannot be called by third-party applications.
+This is a system API.
 
 **Required permissions**: ohos.permission.GRANT_SENSITIVE_PERMISSIONS
 
@@ -113,7 +143,7 @@ grantUserGrantedPermission(tokenID: number, permissionName: string, permissionFl
 
 Grants a user granted permission to an application. This API uses an asynchronous callback to return the result.
 
-This is a system API and cannot be called by third-party applications.
+This is a system API.
 
 **Required permissions**: ohos.permission.GRANT_SENSITIVE_PERMISSIONS
 
@@ -149,7 +179,7 @@ revokeUserGrantedPermission(tokenID: number, permissionName: string, permissionF
 
 Revokes a user granted permission given to an application. This API uses a promise to return the result.
 
-This is a system API and cannot be called by third-party applications.
+This is a system API.
 
 **Required permissions**: ohos.permission.REVOKE_SENSITIVE_PERMISSIONS
 
@@ -187,7 +217,7 @@ revokeUserGrantedPermission(tokenID: number, permissionName: string, permissionF
 
 Revokes a user granted permission given to an application. This API uses an asynchronous callback to return the result.
 
-This is a system API and cannot be called by third-party applications.
+This is a system API.
 
 **Required permissions**: ohos.permission.REVOKE_SENSITIVE_PERMISSIONS
 
@@ -223,7 +253,7 @@ getPermissionFlags(tokenID: number, permissionName: string): Promise&lt;number&g
 
 Obtains the flags of the specified permission of a given application. This API uses a promise to return the result.
 
-This is a system API and cannot be called by third-party applications.
+This is a system API.
 
 **Required permissions**: ohos.permission.GET_SENSITIVE_PERMISSIONS, ohos.permission.GRANT_SENSITIVE_PERMISSIONS, or ohos.permission.REVOKE_SENSITIVE_PERMISSIONS
 

en/application-dev/reference/apis/js-apis-application-Want.md

 # Want
 
+The **Want** module provides the basic communication component of the system.
+
 > **NOTE**
 > 
 > The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-**Want** is the basic communication component of the system.
-
 ## Modules to Import
 
 ```
@@ -20,11 +20,96 @@ import Want from '@ohos.application.Want';
 | ----------- | -------- | -------------------- | ---- | ------------------------------------------------------------ |
 | deviceId    | Read only    | string               | No  | ID of the device running the ability.                               |
 | bundleName   | Read only    | string               | No  | Bundle name of the ability. If both **bundleName** and **abilityName** are specified in a **Want** object, the **Want** object can match a specific ability.|
-| abilityName  | Read only    | string               | No  | Name of the ability. If both **package** and **abilityName** are specified in a **Want** object, the **Want** object can match a specific ability.|
+| abilityName  | Read only    | string               | No  | Name of the ability. If both **package** and **abilityName** are specified in a **Want** object, the **Want** object can match a specific ability. The value of **abilityName** must be unique in an application.|
 | uri          | Read only    | string               | No  | URI information to match. If **uri** is specified in a **Want** object, the **Want** object will match the specified URI information, including **scheme**, **schemeSpecificPart**, **authority**, and **path**.|
 | type         | Read only    | string               | No  | MIME type, for example, **text/plain** or **image/***.  |
-| flags        | Read only    | number               | No  | How the **Want** object will be handled. By default, numbers are passed in. For details, see [flags](js-apis-featureAbility.md#flags).|
+| flags        | Read only    | number               | No  | How the **Want** object will be handled. For details, see [flags](js-apis-featureAbility.md#flags).|
 | action      | Read only    | string               | No  | Action option.                          |
-| parameters   | Read only    | {[key: string]: any} | No  | List of parameters in the **Want** object.                                      |
+| parameters   | Read only    | {[key: string]: any} | No  | Want parameters in the form of custom key-value (KV) pairs. By default, the following keys are carried:<br>**ohos.aafwk.callerPid**: PID of the caller.<br>**ohos.aafwk.param.callerToken**: token of the caller.<br>**ohos.aafwk.param.callerUid**: UID of the caller. The **userId** parameter in the [Bundle](js-apis-Bundle.md) module can be used to obtain application and bundle information.                                      |
 | entities    | Read only    | Array\<string>       | No  | List of entities.                                   |
-| moduleName<sup>9+</sup> | Read only  | string | No   | Module to which the ability belongs. Different abilities among HAP files in an application may use the same name. If the abilities cannot be distinguished by the combination of **bundleName** and **abilityName**, you can set **moduleName** for better distinguishing.|                              |
+| moduleName<sup>9+</sup> | Read only  | string | No   | Module to which the ability belongs.|
+
+**Example**
+
+- Basic usage
+
+  ```  js
+    var want = {
+        "deviceId": "", // An empty deviceId indicates the local device.
+        "bundleName": "com.extreme.test",
+        "abilityName": "MainAbility",
+        "moduleName": "entry" // moduleName is optional.
+    };
+    this.context.startAbility(want, (error) => {
+        // Start an ability explicitly. The bundleName, abilityName, and moduleName parameters work together to uniquely identify an ability.
+        console.log("error.code = " + error.code)
+    })
+  ```
+
+- Passing a file descriptor (FD)
+
+  ```  js
+    var fd;
+    try {
+        fd = fileio.openSync("/data/storage/el2/base/haps/pic.png");
+    } catch(e) {
+        console.log("openSync fail:" + JSON.stringify(e));
+    }
+    var want = {
+        "deviceId": "", // An empty deviceId indicates the local device.
+        "bundleName": "com.extreme.test",
+        "abilityName": "MainAbility",
+        "moduleName": "entry" // moduleName is optional.
+        "parameters": {
+          "keyFd":{"type":"FD", "value":fd}
+        }
+    };
+    this.context.startAbility(want, (error) => {
+        // Start an ability explicitly. The bundleName, abilityName, and moduleName parameters work together to uniquely identify an ability.
+        console.log("error.code = " + error.code)
+    })
+  ```
+
+- Passing **RemoteObject** data
+
+  ```  js
+    class Stub extends rpc.RemoteObject {
+      constructor(des) {
+          if (typeof des == 'string') {
+              super(des);
+          } else {
+              return null;
+          }
+      }
+
+      onRemoteRequest(code, data, reply, option) {
+          if (code === 1) {
+              console.log('onRemoteRequest called')
+              let token = data.readInterfaceToken();
+              let num = data.readInt();
+              this.method();
+              return true;
+          }
+          return false;
+      }
+
+      method() {
+          console.log('method called');
+      }
+    }
+
+    var remoteObject = new Stub('want-test');
+    var want = {
+        "deviceId": "", // An empty deviceId indicates the local device.
+        "bundleName": "com.extreme.test",
+        "abilityName": "MainAbility",
+        "moduleName": "entry" // moduleName is optional.
+        "parameters": {
+          "keyRemoteObject":{"type":"RemoteObject", "value":remoteObject}
+        }
+    };
+    this.context.startAbility(want, (error) => {
+        // Start an ability explicitly. The bundleName, abilityName, and moduleName parameters work together to uniquely identify an ability.
+        console.log("error.code = " + error.code)
+    })
+  ```

en/application-dev/reference/apis/js-apis-bundle-AbilityInfo.md

 # AbilityInfo
 
-
+Unless otherwise specified, ability information is obtained through **GET_BUNDLE_DEFAULT**.
 
 > **NOTE**
->
 > The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-
-
-Provides the ability information.
-
-
+## AbilityInfo
 
 **System capability**: SystemCapability.BundleManager.BundleFramework
 
@@ -25,24 +20,24 @@ Provides the ability information.
 | iconId                | number                                                   | Yes  | No  | Ability icon ID.                          |
 | moduleName            | string                                                   | Yes  | No  | Name of the HAP file to which the ability belongs.                 |
 | process               | string                                                   | Yes  | No  | Process in which the ability runs. If this parameter is not set, the bundle name is used.|
-| targetAbility         | string                                                   | Yes  | No  | Target ability that the ability alias points to.             |
-| backgroundModes       | number                                                   | Yes  | No  | Background service mode of the ability.                       |
+| targetAbility         | string                                                   | Yes  | No  | Target ability that the ability alias points to.<br>This attribute can be used only in the FA model.|
+| backgroundModes       | number                                                   | Yes  | No  | Background service mode of the ability.<br>This attribute can be used only in the FA model.    |
 | isVisible             | boolean                                                  | Yes  | No  | Whether the ability can be called by other applications.        |
-| formEnabled           | boolean                                                  | Yes  | No  | Whether the ability provides the service widget capability.              |
-| type                  | AbilityType                                              | Yes  | No  | Ability type.                              |
+| formEnabled           | boolean                                                  | Yes  | No  | Whether the ability provides the service widget capability.<br>This attribute can be used only in the FA model.|
+| type                  | AbilityType                                              | Yes  | No  | Ability type.<br>This attribute can be used only in the FA model.           |
 | orientation           | DisplayOrientation                                       | Yes  | No  | Ability display orientation.                        |
 | launchMode            | LaunchMode                                               | Yes  | No  | Ability launch mode.                        |
-| permissions           | Array\<string>                                           | Yes  | No  | Permissions required for other applications to call the ability.|
+| permissions           | Array\<string>                                           | Yes  | No  | Permissions required for other applications to call the ability.<br>The value is obtained by passing **GET_ABILITY_INFO_WITH_PERMISSION**.|
 | deviceTypes           | Array\<string>                                           | Yes  | No  | Device types supported by the ability.                    |
 | deviceCapabilities    | Array\<string>                                           | Yes  | No  | Device capabilities required for the ability.                    |
-| readPermission        | string                                                   | Yes  | No  | Permission required for reading the ability data.                |
-| writePermission       | string                                                   | Yes  | No  | Permission required for writing data to the ability.                |
-| applicationInfo       | [ApplicationInfo](js-apis-bundle-ApplicationInfo.md)     | Yes  | No  | Application configuration information.                       |
-| uri                   | string                                                   | Yes  | No  | URI of the ability.       |
+| readPermission        | string                                                   | Yes  | No  | Permission required for reading the ability data.<br>This attribute can be used only in the FA model.|
+| writePermission       | string                                                   | Yes  | No  | Permission required for writing data to the ability.<br>This attribute can be used only in the FA model.|
+| applicationInfo       | [ApplicationInfo](js-apis-bundle-ApplicationInfo.md)     | Yes  | No  | Application configuration information.<br>The value is obtained by passing **GET_ABILITY_INFO_WITH_APPLICATION**.|
+| uri                   | string                                                   | Yes  | No  | URI of the ability.<br>This attribute can be used only in the FA model.|
 | labelId               | number                                                   | Yes  | No  | Ability label ID.                          |
-| subType               | AbilitySubType                                           | Yes  | No  | Subtype of the template that can be used by the ability.          |
-| metaData<sup>8+</sup> | Array\<[CustomizeData](js-apis-bundle-CustomizeData.md)> | Yes  | No  | Custom metadata of the ability.                      |
-| metadata<sup>9+</sup> | Array\<[Metadata](js-apis-bundle-Metadata.md)>           | Yes  | No  | Metadata of the ability.                          |
+| subType               | AbilitySubType                                           | Yes  | No  | Subtype of the template that can be used by the ability.<br>This attribute can be used only in the FA model.|
+| metaData<sup>8+</sup> | Array\<[CustomizeData](js-apis-bundle-CustomizeData.md)> | Yes  | No  | Custom metadata of the ability.<br>The value is obtained by passing **GET_ABILITY_INFO_WITH_METADATA**.|
+| metadata<sup>9+</sup> | Array\<[Metadata](js-apis-bundle-Metadata.md)>           | Yes  | No  | Metadata of the ability.<br>The value is obtained by passing **GET_ABILITY_INFO_WITH_METADATA**.|
 | enabled<sup>8+</sup>  | boolean                                                  | Yes  | No  | Whether the ability is enabled.                          |
 | supportWindowMode<sup>9+</sup>  | Array\<[SupportWindowMode](js-apis-Bundle.md)> | Yes  | No  | Window modes supported by the ability.                     |
 | maxWindowRatio<sup>9+</sup>  | number                                            | Yes  | No  | Maximum window ratio supported by the ability.                     |

en/application-dev/reference/apis/js-apis-bundle-BundleInstaller.md

+# BundleInstaller
+
+The **BundleInstaller** module provides APIs for installing, updating, and deleting bundles on devices.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## System Capability
+
+SystemCapability.BundleManager.BundleFramework
+
+## BundleInstaller.install
+
+install(bundleFilePaths: Array<string>, param: InstallParam, callback: AsyncCallback<InstallStatus>): void;
+
+Installs bundles. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.INSTALL_BUNDLE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**Parameters**
+
+| Name           | Type                                                | Mandatory| Description                                                        |
+| --------------- | ---------------------------------------------------- | ---- | ------------------------------------------------------------ |
+| bundleFilePaths | Array<string>                                  | Yes  | Paths where the bundles are stored. Each path should point to a relative directory of the current application's data directory.|
+| param           | [InstallParam](#installparam)                        | Yes  | Parameters required for the installation or uninstall.                                    |
+| callback        | AsyncCallback<[InstallStatus](#installstatus)> | Yes  | Callback used to return the installation status.              |
+
+## BundleInstaller.uninstall
+
+uninstall(bundleName: string, param: InstallParam, callback: AsyncCallback<InstallStatus>): void;
+
+Uninstalls a bundle. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.INSTALL_BUNDLE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**Parameters**
+
+| Name      | Type                                                | Mandatory| Description                                          |
+| ---------- | ---------------------------------------------------- | ---- | ---------------------------------------------- |
+| bundleName | string                                               | Yes  | Bundle name.                                          |
+| param      | [InstallParam](#installparam)                        | Yes  | Parameters required for the installation or uninstall.                      |
+| callback   | AsyncCallback<[InstallStatus](#installstatus)> | Yes  | Callback used to return the installation status.|
+
+## BundleInstaller.recover
+
+recover(bundleName: string, param: InstallParam, callback: AsyncCallback<InstallStatus>): void;
+
+Recovers a bundle. This API uses an asynchronous callback to return the result.
+
+**Required permissions**
+
+ohos.permission.INSTALL_BUNDLE
+
+**System capability**
+
+SystemCapability.BundleManager.BundleFramework
+
+**Parameters**
+
+| Name      | Type                                                | Mandatory| Description                                          |
+| ---------- | ---------------------------------------------------- | ---- | ---------------------------------------------- |
+| bundleName | string                                               | Yes  | Bundle name.                                          |
+| param      | [InstallParam](#installparam)                        | Yes  | Parameters required for the installation or uninstall.                      |
+| callback   | AsyncCallback<[InstallStatus](#installstatus)> | Yes  | Callback used to return the installation status.|
+
+## InstallParam
+
+Describes the parameters required for bundle installation or uninstall.
+
+ **System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name       | Type   | Description              |
+| ----------- | ------- | ------------------ |
+| userId      | number  | User ID.        |
+| installFlag | number  | Installation flag.      |
+| isKeepData  | boolean | Whether data is kept.|
+
+## InstallStatus
+
+Describes the bundle installation status.
+
+ **System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name         | Type                                                        | Readable| Writable| Description                          |
+| ------------- | ------------------------------------------------------------ | ---- | ---- | ------------------------------ |
+| status        | bundle.[InstallErrorCode](js-apis-Bundle.md#installerrorcode) | Yes  | No  | Installation or uninstall error code.      |
+| statusMessage | string                                                       | Yes  | No  | Installation or uninstall status message.|

en/application-dev/reference/apis/js-apis-bundle-ElementName.md

 # ElementName
 
+The **ElementName** module provides the element name information.
+
 > **NOTE**
 >
 > The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-Provides the element name information.
-
 ## ElementName
 
- **System capability**: SystemCapability.BundleManager.BundleFramework
+**System capability**: SystemCapability.BundleManager.BundleFramework
 
 | Name                    | Type    | Readable| Writable| Description                      |
 | ----------------------- | ---------| ---- | ---- | ------------------------- |

en/application-dev/reference/apis/js-apis-bundle-LauncherAbilityInfo.md

+# LauncherAbilityInfo
+
+The **LauncherAbilityInfo** module provides information about a launcher ability.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## LauncherAbilityInfo
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name           | Type                                                | Readable| Writable| Description                                |
+| --------------- | ---------------------------------------------------- | ---- | ---- | ------------------------------------ |
+| applicationInfo | [ApplicationInfo](js-apis-bundle-ApplicationInfo.md) | Yes  | No  | Application information of the launcher ability.|
+| elementName     | [ElementName](js-apis-bundle-ElementName.md)         | Yes  | No  | Element name of the launcher ability.   |
+| labelId         | number                                               | Yes  | No  | Label ID of the launcher ability.            |
+| iconId          | number                                               | Yes  | No  | Icon ID of the launcher ability.            |
+| userId          | number                                               | Yes  | No  | User ID of the launcher ability.            |
+| installTime     | number                                               | Yes  | No  | Time when the launcher ability is installed.          |

en/application-dev/reference/apis/js-apis-bundle-Metadata.md

 # Metadata
 
-
+The **Metadata** module provides the metadata information.
 
 > **NOTE**
 >
 > The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
-
-
-Provides the metadata information.
-
 ## Metadata
 
 **System capability**: SystemCapability.BundleManager.BundleFramework
 
-
-
 | Name    | Type  | Readable| Writable| Description      |
 | -------- | ------ | ---- | ---- | ---------- |
 | name     | string | Yes  | Yes  | Metadata name.|

en/application-dev/reference/apis/js-apis-bundle-PermissionDef.md

+# PermissionDef
+
+The **PermissionDef** module provides permission details defined in the configuration file.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## **PermissionDef**
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name          | Type  | Readable| Writable| Description          |
+| -------------- | ------ | ---- | ---- | -------------- |
+| permissionName | string | Yes  | No  | Name of the permission.  |
+| grantMode      | number | Yes  | No  | Grant mode of the permission.|
+| labelId        | number | Yes  | No  | Label ID of the permission.  |
+| descriptionId  | number | Yes  | No  | Description ID of the permission.  |
+

en/application-dev/reference/apis/js-apis-bundle-ShortcutInfo.md

+# ShortcutInfo
+
+The **ShortcutInfo** module provides shortcut information defined in the configuration file.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## ShortcutWant
+
+Describes the information about the target to which the shortcut points.
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name                     | Type  | Readable| Writable| Description                |
+| ------------------------- | ------ | ---- | ---- | -------------------- |
+| targetBundle              | string | Yes  | No  | Target bundle of the shortcut.|
+| targetModule<sup>9+</sup> | string | Yes  | No  | Target module of the shortcut.  |
+| targetClass               | string | Yes  | No  | Target class required by the shortcut.|
+
+## ShortcutInfo
+
+Describes the shortcut attribute information.
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name                   | Type                                      | Readable| Writable| Description                        |
+| ----------------------- | ------------------------------------------ | ---- | ---- | ---------------------------- |
+| id                      | string                                     | Yes  | No  | ID of the application to which the shortcut belongs.    |
+| bundleName              | string                                     | Yes  | No  | Name of the bundle that contains the shortcut.        |
+| hostAbility             | string                                     | Yes  | No  | Local ability information of the shortcut.   |
+| icon                    | string                                     | Yes  | No  | Icon of the shortcut.              |
+| iconId<sup>8+</sup>     | number                                     | Yes  | No  | Icon ID of the shortcut.            |
+| label                   | string                                     | Yes  | No  | Label of the shortcut.              |
+| labelId<sup>8+</sup>    | number                                     | Yes  | No  | Label ID of the shortcut.            |
+| disableMessage          | string                                     | Yes  | No  | Message displayed when the shortcut is disabled.          |
+| wants                   | Array&lt;[ShortcutWant](#shortcutwant)&gt; | Yes  | No  | Want information required for the shortcut.        |
+| isStatic                | boolean                                    | Yes  | No  | Whether the shortcut is static.          |
+| isHomeShortcut          | boolean                                    | Yes  | No  | Whether the shortcut is a home shortcut.|
+| isEnabled               | boolean                                    | Yes  | No  | Whether the shortcut is enabled.            |
+| moduleName<sup>9+</sup> | string                                     | Yes  | No  | Module name of the shortcut.            |

en/application-dev/reference/apis/js-apis-bundle-remoteAbilityInfo.md

+# RemoteAbilityInfo
+
+The **RemoteAbilityInfo** module provides information about a remote ability.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## RemoteAbilityInfo
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name       | Type                                        | Readable| Writable| Description                   |
+| ----------- | -------------------------------------------- | ---- | ---- | ----------------------- |
+| elementName | [ElementName](js-apis-bundle-ElementName.md) | Yes  | No  | Element name of the ability.      |
+| label       | string                                       | Yes  | No  | Label of the ability.  |
+| icon        | string                                       | Yes  | No  | Icon of the ability.|

en/application-dev/reference/apis/js-apis-cardEmulation.md

 # Standard NFC Card Emulation
 
-The cardEmulation module implements Near-Field Communication (NFC) card emulation.
+The **cardEmulation** module implements Near-Field Communication (NFC) card emulation.
 
 > **NOTE**<br>
-> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+> The initial APIs of this module are supported since API version 6. Newly added APIs will be marked with a superscript to indicate their earliest API version.
 
 
 ## Modules to Import
@@ -19,7 +19,7 @@ isSupported(feature: number): boolean
 
 Checks whether a certain type of card emulation is supported.
 
-**System capability**: SystemCapability.Communication.NFC
+**System capability**: SystemCapability.Communication.NFC.Core
 
 **Return value**
 
@@ -27,11 +27,11 @@ Checks whether a certain type of card emulation is supported.
   | -------- | -------- |
   | boolean | Returns **true** if the card emulation is supported; returns **false** otherwise.|
 
-## HceService
+## HceService<sup>8+</sup>
 
 Implements Host-based Card Emulation (HCE). Before calling any API in **HceService**, you must use **new cardEmulation.HceService()** to create an **HceService** instance.
 
-### startHCE
+### startHCE<sup>8+</sup>
 
 startHCE(aidList: string[]): boolean
 
@@ -39,7 +39,7 @@ Starts HCE.
 
 **Required permissions**: ohos.permission.NFC_CARD_EMULATION
 
-**System capability**: SystemCapability.Communication.NFC
+**System capability**: SystemCapability.Communication.NFC.Core
 
 **Parameters**
 
@@ -47,7 +47,7 @@ Starts HCE.
 | ------- | -------- | ---- | ----------------------- |
 | aidList | string[] | Yes  | Application ID (AID) list to be registered for card emulation.|
 
-### stopHCE
+### stopHCE<sup>8+</sup>
 
 stopHCE(): boolean
 
@@ -55,9 +55,9 @@ Stops HCE.
 
 **Required permissions**: ohos.permission.NFC_CARD_EMULATION
 
-**System capability**: SystemCapability.Communication.NFC
+**System capability**: SystemCapability.Communication.NFC.Core
 
-### on
+### on<sup>8+</sup>
 
 on(type: "hceCmd", callback: AsyncCallback<number[]>): void;
 
@@ -65,7 +65,7 @@ Subscribes to messages from the peer device after **startHCE()**.
 
 **Required permissions**: ohos.permission.NFC_CARD_EMULATION
 
-**System capability**: SystemCapability.Communication.NFC
+**System capability**: SystemCapability.Communication.NFC.Core
 
 **Parameters**
 
@@ -74,7 +74,7 @@ Subscribes to messages from the peer device after **startHCE()**.
 | type     | string                  | Yes  | Event type to subscribe to. The value is **hceCmd**.                        |
 | callback | AsyncCallback<number[]> | Yes  | Callback invoked to return the subscribed event. The input parameter is a data array that complies with the Application Protocol Data Unit (APDU).|
 
-### sendResponse
+### sendResponse<sup>8+</sup>
 
 sendResponse(responseApdu: number[]): void;
 
@@ -82,7 +82,7 @@ Sends a response to the peer device.
 
 **Required permissions**: ohos.permission.NFC_CARD_EMULATION
 
-**System capability**: SystemCapability.Communication.NFC
+**System capability**: SystemCapability.Communication.NFC.Core
 
 **Parameters**
 

en/application-dev/reference/apis/js-apis-dispatchInfo.md

+# DispatchInfo
+
+The **DispatchInfo** module provides dispatch information.
+
+> **NOTE**
+>
+> The initial APIs of this module are supported since API version 9. Newly added APIs will be marked with a superscript to indicate their earliest API version.
+
+## DispatchInfo
+
+**System capability**: SystemCapability.BundleManager.BundleFramework
+
+| Name       | Type  | Readable| Writable| Description                    |
+| ----------- | ------ | ---- | ---- | ------------------------ |
+| verison     | string | Yes  | No  | Version of the API to dispatch.|
+| dispatchAPI | string | Yes  | No  | API to dispatch.    |

en/application-dev/reference/apis/js-apis-emitter.md

 # Emitter
 
-> **NOTE**<br>
+The **Emitter** module provides APIs for sending and processing in-process events, including the APIs for processing events that are subscribed to in persistent or one-shot manner, unsubscribing from events, and emitting events to the event queue.
+
+> **NOTE**
+>
 > The initial APIs of this module are supported since API version 7.
 
 ## Modules to Import
@@ -17,12 +20,14 @@ None
 
 Enumerates the event emit priority levels.
 
- | Name | Value | Description |
- | --------- | ---- | ------------------------------------------------- |
- | IMMEDIATE | 0 | The event will be emitted immediately.<br>**System capability**: SystemCapability.Notification.Emitter |
- | HIGH | 1 | The event will be emitted before low-priority events.<br>**System capability**: SystemCapability.Notification.Emitter |
- | LOW | 2 | The event will be emitted before idle-priority events. By default, an event is in LOW priority.<br>**System capability**: SystemCapability.Notification.Emitter |
- | IDLE | 3 | The event will be emitted after all the other events.<br>**System capability**: SystemCapability.Notification.Emitter |
+**System capability**: SystemCapability.Notification.Emitter
+
+| Name     | Value  | Description                                             |
+| --------- | ---- | ------------------------------------------------- |
+| IMMEDIATE | 0    | The event will be emitted immediately.                               |
+| HIGH      | 1    | The event will be emitted before low-priority events.                        |
+| LOW       | 2    | The event will be emitted before idle-priority events. By default, an event is in LOW priority.  |
+| IDLE      | 3    | The event will be emitted after all the other events.           |
 
 ## emitter.on
 
@@ -34,10 +39,10 @@ Subscribes to an event in persistent manner. This API uses a callback to return
 
 **Parameters**
 
- | Name | Type | Mandatory | Description |
- | -------- | ----------------------------------- | ---- | ------------------------ |
- | event | [InnerEvent](#innerevent) | Yes | Event to subscribe to in persistent manner. |
- | callback | Callback\<[EventData](#eventdata)\> | Yes | Callback used to return the event. |
+| Name  | Type                               | Mandatory| Description                    |
+| -------- | ----------------------------------- | ---- | ------------------------ |
+| event    | [InnerEvent](#innerevent)           | Yes  | Event to subscribe to in persistent manner.          |
+| callback | Callback\<[EventData](#eventdata)\> | Yes  | Callback used to return the event.|
 
 **Example**
 
@@ -61,10 +66,10 @@ Subscribes to an event in one-shot manner and unsubscribes from it after the eve
 
 **Parameters**
 
- | Name | Type | Mandatory | Description |
- | -------- | ----------------------------------- | ---- | ------------------------ |
- | event | [InnerEvent](#innerevent) | Yes | Event to subscribe to in one-shot manner. |
- | callback | Callback\<[EventData](#eventdata)\> | Yes | Callback used to return the event. |
+| Name  | Type                               | Mandatory| Description                    |
+| -------- | ----------------------------------- | ---- | ------------------------ |
+| event    | [InnerEvent](#innerevent)           | Yes  | Event to subscribe to in one-shot manner.          |
+| callback | Callback\<[EventData](#eventdata)\> | Yes  | Callback used to return the event.|
 
 **Example**
 
@@ -88,9 +93,9 @@ Unsubscribes from an event.
 
 **Parameters**
 
- | Name | Type | Mandatory | Description |
- | ------- | ------ | ---- | ------ |
- | eventId | number | Yes | Event ID. |
+| Name | Type  | Mandatory| Description  |
+| ------- | ------ | ---- | ------ |
+| eventId | number | Yes  | Event ID.|
 
 **Example**
 
@@ -108,10 +113,10 @@ Emits an event to the event queue.
 
 **Parameters**
 
- | Name | Type | Mandatory | Description |
- | ------ | ------------------------- | ---- | -------------- |
- | event | [InnerEvent](#innerevent) | Yes | Event to emit. |
- | data | [EventData](#eventdata) | No | Data carried by the event. |
+| Name| Type                     | Mandatory| Description          |
+| ------ | ------------------------- | ---- | -------------- |
+| event  | [InnerEvent](#innerevent) | Yes  | Event to emit.    |
+| data   | [EventData](#eventdata)   | No  | Data carried by the event.|
 
 **Example**
 
@@ -130,17 +135,21 @@ emitter.emit(innerEvent, eventData);
 
 ## InnerEvent
 
-Describes an intra-process event.
+Describes an in-process event.
 
- | Name | Type | Readable | Writable | Description |
- | -------- | ------------------------------- | ---- | ---- | ---------------------------------- |
- | eventId | number | Yes | Yes | Event ID, which is used to identify an event.<br>**System capability**: SystemCapability.Notification.Emitter |
- | priority | [EventPriority](#eventpriority) | Yes | Yes | Emit priority of the event.<br>**System capability**: SystemCapability.Notification.Emitter |
+**System capability**: SystemCapability.Notification.Emitter
+
+| Name    | Type                       | Readable| Writable| Description                              |
+| -------- | ------------------------------- | ---- | ---- | ---------------------------------- |
+| eventId  | number                          | Yes  | Yes  | Event ID, which is used to identify an event.|
+| priority | [EventPriority](#eventpriority) | Yes  | Yes  | Emit priority of the event.        |
 
 ## EventData
 
 Describes the data passed in the event.
 
- | Name | Type | Readable | Writable | Description |
- | ---- | ------------------ | ---- | ---- | -------------- |
- | data | [key: string]: any | Yes | Yes | Data carried by the event. The data type can be String, Integer, or Boolean.<br>**System capability**: SystemCapability.Notification.Emitter |
+**System capability**: SystemCapability.Notification.Emitter
+
+| Name| Type          | Readable| Writable| Description          |
+| ---- | ------------------ | ---- | ---- | -------------- |
+| data | [key: string]: any | Yes  | Yes  | Data carried by the event. The data type can be String, Integer, or Boolean.|

en/application-dev/reference/apis/js-apis-medialibrary.md

@@ -2285,7 +2285,7 @@ Describes options for fetching media files.
 | ----------------------- | ------------------- | ---- | ---- | ---- | ------------------------------------------------------------ |
 | selections              | string              | Yes  | Yes  | Yes  | Conditions for fetching files. The enumerated values in [FileKey](#filekey8) are used as the column names of the conditions. Example:<br>selections: mediaLibrary.FileKey.MEDIA_TYPE + '= ? OR' +mediaLibrary.FileKey.MEDIA_TYPE + '= ?',|
 | selectionArgs           | Array&lt;string&gt; | Yes  | Yes  | Yes  | Value of the condition, which corresponds to the value of the condition column in **selections**.<br>Example:<br>selectionArgs: [mediaLibrary.MediaType.IMAGE.toString(), mediaLibrary.MediaType.VIDEO.toString()], |
-| order                   | string              | Yes  | Yes  | No  | Sorting mode of the search results, which can be ascending or descending. The enumerated values in [FileKey](#filekey8) are used as the columns for sorting the search results. Example:<br>Ascending: order: mediaLibrary.FileKey.DATE_ADDED + " AESC"<br>Descending: order: mediaLibrary.FileKey.DATE_ADDED + " DESC"|
+| order                   | string              | Yes  | Yes  | No  | Sorting mode of the search results, which can be ascending or descending. The enumerated values in [FileKey](#filekey8) are used as the columns for sorting the search results. Example:<br>Ascending: order: mediaLibrary.FileKey.DATE_ADDED + " ASC"<br>Descending: order: mediaLibrary.FileKey.DATE_ADDED + " DESC" |
 | uri<sup>8+</sup>        | string              | Yes  | Yes  | No  | File URI.                                                     |
 | networkId<sup>8+</sup>  | string              | Yes  | Yes  | No  | Network ID of the registered device.                                              |
 | extendArgs<sup>8+</sup> | string              | Yes  | Yes  | No  | Extended parameters for fetching the files. Currently, no extended parameters are available.                        |

en/application-dev/reference/apis/js-apis-zlib.md

@@ -136,7 +136,7 @@ zlib.unzipFile(inFile, outFile, options).then((data) => {
 | Name             | Value  | Description                            |
 | ----------------- | ---- | -------------------------------- |
 | MEM_LEVEL_MIN     | 1    | Minimum memory used by the **zip** API during compression.|
-| MEM_LEVEL_MIN     | 9    | Maximum memory used by the **zip** API during compression.|
+| MEM_LEVEL_MAX     | 9    | Maximum memory used by the **zip** API during compression.|
 | MEM_LEVEL_DEFAULT | 8    | Default memory used by the **zip** API during compression.|
 
 ## zip.CompressLevel