update docs

Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>

en/application-dev/reference/apis/Readme-EN.md

@@ -218,8 +218,8 @@
   - [@ohos.file.statvfs (File System Space Statistics)](js-apis-file-statvfs.md)
   - [@ohos.filemanagement.userFileManager (User Data Management)](js-apis-userFileManager.md)
   - [@ohos.multimedia.medialibrary (Media Library Management)](js-apis-medialibrary.md)
-  - [@ohos.storageStatistics (Application Storage Statistics)](js-apis-storage-statistics.md)
-  - [@ohos.volumeManager (Volume Management)](js-apis-volumemanager.md)
+  - [@ohos.file.storageStatistics (Application Storage Statistics)](js-apis-file-storage-statistics.md)
+  - [@ohos.file.volumeManager (Volume Management)](js-apis-file-volumemanager.md)
 - Telephony Service
   - [@ohos.contact (Contacts)](js-apis-contact.md)
   - [@ohos.telephony.call (Call)](js-apis-call.md)

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

@@ -198,18 +198,23 @@ Creates an app account implicitly based on the specified account owner. This API
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
-
   function onResultCallback(code, result) {
     console.log("resultCode: "  + code);
     console.log("result: "  + JSON.stringify(result));
   }
 
   function onRequestRedirectedCallback(request) {
-    let abilityStartSetting = {want: request};
-    featureAbility.startAbility(abilityStartSetting, (err) => {
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
       console.log("startAbility err: " + JSON.stringify(err));
-    });
+    })
   }
 
   try {  
@@ -252,18 +257,23 @@ Creates an app account implicitly based on the specified account owner and optio
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
-
   function onResultCallback(code, result) {
     console.log("resultCode: "  + code);
     console.log("result: "  + JSON.stringify(result));
   }
 
   function onRequestRedirectedCallback(request) {
-    let abilityStartSetting = {want: request};
-    featureAbility.startAbility(abilityStartSetting, (err) => {
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
       console.log("startAbility err: " + JSON.stringify(err));
-    });
+    })
   }
 
   let options = {
@@ -1346,7 +1356,7 @@ Authenticates an app account. This API uses an asynchronous callback to return t
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
+
 
   function onResultCallback(code, authResult) {
     console.log("resultCode: "  + code);
@@ -1354,10 +1364,17 @@ Authenticates an app account. This API uses an asynchronous callback to return t
   }
 
   function onRequestRedirectedCallback(request) {
-    let abilityStartSetting = {want: request};
-    featureAbility.startAbility(abilityStartSetting, (err) => {
-        console.log("startAbility err: " + JSON.stringify(err));
-    });
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
+      console.log("startAbility err: " + JSON.stringify(err));
+    })
   }
 
   try {
@@ -1402,7 +1419,7 @@ Authenticates an app account with customized options. This API uses an asynchron
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
+
 
   function onResultCallback(code, authResult) {
     console.log("resultCode: "  + code);
@@ -1410,10 +1427,17 @@ Authenticates an app account with customized options. This API uses an asynchron
   }
 
   function onRequestRedirectedCallback(request) {
-    let abilityStartSetting = {want: request};
-    featureAbility.startAbility(abilityStartSetting, (err) => {
-        console.log("startAbility err: " + JSON.stringify(err));
-    });
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
+      console.log("startAbility err: " + JSON.stringify(err));
+    })
   }
 
   let options = {
@@ -2706,7 +2730,7 @@ Adds an app account. This API uses an asynchronous callback to return the result
 
 | Name     | Type                       | Mandatory  | Description                  |
 | -------- | ------------------------- | ---- | -------------------- |
-| name     | string                    | Yes   | Name of the target app account.         |
+| name     | string                    | Yes   | Name of the app account to add.         |
 | callback | AsyncCallback<void> | Yes   | Callback invoked to return the result. If the operation is successful, **err** is **null**. Otherwise, **err** is an error object.|
 
 **Example**
@@ -2724,6 +2748,7 @@ addAccount(name: string, extraInfo: string, callback: AsyncCallback<void>)
 Adds an app account name and additional information. This API uses an asynchronous callback to return the result.
 
 > **NOTE**
+> 
 > This API is supported since API version 7 and deprecated since API version 9. You are advised to use [createAccount](#createaccount9-1).
 
 **System capability**: SystemCapability.Account.AppAccount
@@ -2750,8 +2775,7 @@ addAccount(name: string, extraInfo?: string): Promise<void>
 
 Adds an app account name and additional information. This API uses an asynchronous callback to return the result. This API uses a promise to return the result.
 
-> **NOTE**
->  
+> **NOTE**<br> 
 > This API is supported since API version 7 and deprecated since API version 9. You are advised to use [createAccount](#createaccount9-2).
 
 **System capability**: SystemCapability.Account.AppAccount
@@ -2803,7 +2827,7 @@ Adds an app account implicitly based on the specified owner. This API uses an as
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
+
 
   function onResultCallback(code, result) {
     console.log("resultCode: "  + code);
@@ -2811,10 +2835,17 @@ Adds an app account implicitly based on the specified owner. This API uses an as
   }
 
   function onRequestRedirectedCallback(request) {
-    let abilityStartSetting = {want: request};
-    featureAbility.startAbility(abilityStartSetting, (err)=>{
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
       console.log("startAbility err: " + JSON.stringify(err));
-    });
+    })
   }
 
   appAccountManager.addAccountImplicitly("com.example.accountjsdemo", "getSocialData", {}, {
@@ -2839,7 +2870,7 @@ Deletes an app account. This API uses an asynchronous callback to return the res
 
 | Name     | Type                       | Mandatory  | Description              |
 | -------- | ------------------------- | ---- | ---------------- |
-| name     | string                    | Yes   | Name of the target app account.     |
+| name     | string                    | Yes   | Name of the app account to delete.     |
 | callback | AsyncCallback&lt;void&gt; | Yes   | Callback invoked to return the result. If the operation is successful, **err** is **null**. Otherwise, **err** is an error object.|
 
 **Example**
@@ -2866,7 +2897,7 @@ Deletes an app account. This API uses a promise to return the result.
 
 | Name | Type    | Mandatory  | Description         |
 | ---- | ------ | ---- | ----------- |
-| name | string | Yes   | Name of the target app account.|
+| name | string | Yes   | Name of the app account to delete.|
 
 **Return value**
 
@@ -3751,18 +3782,23 @@ Authenticates an app account with customized options. This API uses an asynchron
 **Example**
 
   ```js
-  import featureAbility from '@ohos.ability.featureAbility';
-
   function onResultCallback(code, result) {
       console.log("resultCode: "  + code);
       console.log("result: "  + JSON.stringify(result));
   }
 
   function onRequestRedirectedCallback(request) {
-      let abilityStartSetting = {want: request};
-      featureAbility.startAbility(abilityStartSetting, (err)=>{
-          console.log("startAbility err: " + JSON.stringify(err));
-      });
+    let wantInfo = {
+      deviceId: '',
+      bundleName: 'com.example.accountjsdemo',
+      action: 'ohos.want.action.viewData',
+      entities: ['entity.system.default'],
+    }
+    this.context.startAbility(wantInfo).then(() => {
+      console.log("startAbility successfully");
+    }).catch((err) => {
+      console.log("startAbility err: " + JSON.stringify(err));
+    })
   }
 
   appAccountManager.authenticate("LiSi", "com.example.accountjsdemo", "getSocialData", {}, {
@@ -4521,10 +4557,13 @@ Enumerates the constants.
 | KEY_REQUIRED_LABELS<sup>9+</sup> | "requiredLabels"       | Required labels.   |
 | KEY_BOOLEAN_RESULT<sup>9+</sup>  | "booleanResult"        | Return value of the Boolean type.   |
 
-## ResultCode<sup>8+</sup>
+## ResultCode<sup>(deprecated)</sup>
 
 Enumerates the result codes.
 
+> **NOTE**
+> This enum is supported since API version 8 and deprecated since API version 9. From API version 9, error codes are used. For details about the error codes, see [App Account Error Codes](../errorcodes/errorcode-app-account.md).
+
 **System capability**: SystemCapability.Account.AppAccount
 
 | Name                                 | Value  | Description          |
@@ -4760,7 +4799,7 @@ Creates an app account implicitly based on the specified account owner. This API
 
 | Name             | Type                   | Mandatory  | Description             |
 | ---------------- | --------------------- | ---- | --------------- |
-| options          | [CreateAccountImplicitlyOptions](#createaccountimplicitlyoptions9)  | Yes   | Options for implicitly creating the account.     |
+| options          | [CreateAccountImplicitlyOptions](#createaccountimplicitlyoptions9)  | Yes   | Options for implicitly creating an account.     |
 | callback         | [AuthCallback](#authcallback9) | Yes   | Authenticator callback invoked to return the result.|
 
 ### addAccountImplicitly<sup>(deprecated)</sup>

en/application-dev/reference/apis/js-apis-file-statvfs.md

@@ -36,14 +36,14 @@ Obtains the number of free bytes of the specified file system in asynchronous mo
 
   ```js
   let path = "/dev";
-  statfs.getFreeSize(path).then((number) => {
+  statvfs.getFreeSize(path).then((number) => {
     console.info("getFreeSize promise successfully, Size: " + number);
   }).catch((err) => {
     console.info("getFreeSize failed with error message: " + err.message + ", error code: " + err.code);
   });
   ```
 
-## statfs.getFreeSize
+## statvfs.getFreeSize
 
 getFreeSize(path:string, callback:AsyncCallback<number>): void
 
@@ -62,7 +62,7 @@ Obtains the number of free bytes of the specified file system in asynchronous mo
 
   ```js
   let path = "/dev";
-  statfs.getFreeSize(path, (err, number) => {
+  statvfs.getFreeSize(path, (err, number) => {
     if (err) {
       console.info("getFreeSize failed with error message: " + err.message + ", error code: " + err.code);
     } else {
@@ -71,7 +71,7 @@ Obtains the number of free bytes of the specified file system in asynchronous mo
   });
   ```
 
-## statfs.getTotalSize
+## statvfs.getTotalSize
 
 getTotalSize(path: string): Promise<number>
 
@@ -95,14 +95,14 @@ Obtains the total number of bytes of the specified file system in asynchronous m
 
   ```js
   let path = "/dev";
-  statfs.getTotalSize(path).then((number) => {
+  statvfs.getTotalSize(path).then((number) => {
     console.info("getTotalSize promise successfully, Size: " + number);
   }).catch((err) => {
     console.info("getTotalSize with error message: " + err.message + ", error code: " + err.code);
   });
   ```
 
-## statfs.getTotalSize
+## statvfs.getTotalSize
 
 getTotalSize(path: string, callback: AsyncCallback<number>): void
 
@@ -121,7 +121,7 @@ Obtains the total number of bytes of the specified file system in asynchronous m
 
   ```js
   let path = "/dev";
-  statfs.getTotalSize(path, (err, number) => {
+  statvfs.getTotalSize(path, (err, number) => {
     if (err) {
       console.info("getTotalSize with error message: " + err.message + ", error code: " + err.code);
     } else {

en/application-dev/reference/apis/js-apis-volumemanager.md → en/application-dev/reference/apis/js-apis-file-volumemanager.md

-# @ohos.volumeManager (Volume Management)
+# @ohos.file.volumeManager (Volument Management)
 
 The volumeManager module provides APIs for volume and disk management, including obtaining volume information, mounting or unmounting volumes, partitioning disks, and formatting volumes.
 
 > **NOTE**
 >
-> - The initial APIs of this module are supported since API version 9.
-> - The APIs of this module are system APIs and cannot be called by third-party applications.
+> - 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.
+> - The APIs provided by this module are system APIs.
+> - The APIs of this module support processing of error codes. For details, see [File Management Error Codes](../errorcodes/errorcode-filemanagement.md).
 
 ## Modules to Import
 
 ```js
-import volumemanager from "@ohos.volumeManager";
+import volumemanager from "@ohos.file.volumeManager";
 ```
 
 ## volumemanager.getAllVolumes
@@ -65,7 +66,7 @@ Asynchronously obtains information about all available volumes. This API uses a
 
 ## volumemanager.mount
 
-mount(volumeId: string): Promise<boolean>
+mount(volumeId: string): Promise<void>
 
 Asynchronously mounts a volume. This API uses a promise to return the result.
 
@@ -83,7 +84,7 @@ Asynchronously mounts a volume. This API uses a promise to return the result.
 
   | Type                  | Description      |
   | ---------------------- | ---------- |
-  | Promise<boolean> | Promise used to return the execution result.|
+  | Promise<void> | Promise used to return the result.|
 
 **Example**
 
@@ -96,7 +97,7 @@ Asynchronously mounts a volume. This API uses a promise to return the result.
 
 ## volumemanager.mount
 
-mount(volumeId: string, callback:AsyncCallback<boolean>):void
+mount(volumeId: string, callback:AsyncCallback<void>):void
 
 Asynchronously obtains the available space of the specified volume. This API uses a callback to return the result.
 
@@ -109,7 +110,7 @@ Asynchronously obtains the available space of the specified volume. This API use
   | Name  | Type                                 | Mandatory| Description                |
   | -------- | ------------------------------------- | ---- | -------------------- |
   | volumeId | string                                | Yes  | Volume ID.                |
-  | callback | AsyncCallback<boolean> | Yes  | Callback invoked to return the execution result.|
+  | callback | AsyncCallback<void> | Yes  | Callback invoked to return the result.|
 
 **Example**
 
@@ -122,7 +123,7 @@ Asynchronously obtains the available space of the specified volume. This API use
 
 ## volumemanager.unmount
 
-unmount(volumeId: string): Promise<boolean>
+unmount(volumeId: string): Promise<void>
 
 Asynchronously unmounts a volume. This API uses a promise to return the result.
 
@@ -140,7 +141,7 @@ Asynchronously unmounts a volume. This API uses a promise to return the result.
 
   | Type                  | Description      |
   | ---------------------- | ---------- |
-  | Promise<boolean> | Promise used to return the execution result.|
+  | Promise<void> | Promise used to return the result.|
 
 **Example**
 
@@ -153,7 +154,7 @@ Asynchronously unmounts a volume. This API uses a promise to return the result.
 
 ## volumemanager.unmount
 
-unmount(volumeId: string, callback: AsyncCallback<boolean>): void
+unmount(volumeId: string, callback: AsyncCallback<void>): void
 
 Asynchronously unmounts a volume. This API uses a callback to return the result.
 
@@ -166,7 +167,7 @@ Asynchronously unmounts a volume. This API uses a callback to return the result.
   | Name  | Type                                 | Mandatory| Description                |
   | -------- | ------------------------------------- | ---- | -------------------- |
   | volumeId | string                                | Yes  | Volume ID.                |
-  | callback | AsyncCallback<boolean> | Yes  | Callback invoked to return the execution result.|
+  | callback | AsyncCallback<void> | Yes  | Callback invoked to return the result.|
 
 **Example**