Update docs against 11985+12023+12047+12134

Signed-off-by: wusongqing<wusongqing@huawei.com>

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

-# Device Usage Statistics
+# @ohos.deviceUsageStatistics (Device Usage Statistics)
 
 This module provides APIs for collecting statistics on device usage.
 
@@ -487,7 +487,7 @@ Enumerates the interval types for querying the application usage duration.
 
 **System capability**: SystemCapability.ResourceSchedule.UsageStatistics.App
 
-| Name          | Default Value | Description                                      |
+| Name          | Value | Description                                      |
 | ------------ | ---- | ---------------------------------------- |
 | BY_OPTIMIZED | 0    | The system obtains the application usage duration statistics in the specified time frame at the interval the system deems appropriate.|
 | BY_DAILY     | 1    | The system obtains the application usage duration statistics in the specified time frame on a daily basis.             |

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

-# Obtaining Process Information
+# @ohos.process (Obtaining Process Information)
 
 > **NOTE**
 >
@@ -18,13 +18,13 @@ import process from '@ohos.process';
 
 | Name| Type| Readable| Writable| Description|
 | -------- | -------- | -------- | -------- | -------- |
-| egid | number | Yes| No| Effective group identifier (EGID) of a process. This is a system API and cannot be called by third-party applications.|
-| euid | number | Yes| No| Effective user identifier (EUID) of a process. This is a system API and cannot be called by third-party applications.|
-| gid | number | Yes| No| Group identifier (GID) of a process. This is a system API and cannot be called by third-party applications.|
+| egid | number | Yes| No| Effective group identifier (EGID) of a process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
+| euid | number | Yes| No| Effective user identifier (EUID) of a process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
+| gid | number | Yes| No| Group identifier (GID) of a process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
 | uid | number | Yes| No| User identifier (UID) of a process.|
-| groups | number[] | Yes| No| Array with supplementary group IDs. This is a system API and cannot be called by third-party applications.|
+| groups | number[] | Yes| No| Array with supplementary group IDs.<br>**System API**: This is a system API.<br>It is used only to test applications.|
 | pid | number | Yes| No| Process ID (PID) of a process.|
-| ppid | number | Yes| No| Parent process ID (PPID) of a process. This is a system API and cannot be called by third-party applications.|
+| ppid | number | Yes| No| Parent process ID (PPID) of a process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
 | tid<sup>8+</sup> | number | Yes| No| Thread ID (TID) of a process.|
 
 
@@ -32,7 +32,7 @@ import process from '@ohos.process';
 
 Provides APIs for throwing exceptions during the addition of a process.
 
-### process.isAppUid<sup>9+</sup>
+### isAppUid<sup>9+</sup>
 
 isAppUid(v: number): boolean
 
@@ -60,7 +60,7 @@ let result = pro.isAppUid(688);
 ```
 
 
-### process.getUidForName<sup>9+</sup>
+### getUidForName<sup>9+</sup>
 
 getUidForName(v: string): number
 
@@ -88,7 +88,7 @@ let pres = pro .getUidForName("tool");
 ```
 
 
-### process.getThreadPriority<sup>9+</sup>
+### getThreadPriority<sup>9+</sup>
 
 getThreadPriority(v: number): number
 
@@ -117,7 +117,7 @@ let pres = pro.getThreadPriority(tid);
 ```
 
 
-### process.getSystemConfig<sup>9+</sup>
+### getSystemConfig<sup>9+</sup>
 
 getSystemConfig(name: number): number
 
@@ -146,7 +146,7 @@ let pres = pro.getSystemConfig(_SC_ARG_MAX);
 ```
 
 
-### process.getEnvironmentVar<sup>9+</sup>
+### getEnvironmentVar<sup>9+</sup>
 
 getEnvironmentVar(name: string): string
 
@@ -174,7 +174,7 @@ let pres = pro.getEnvironmentVar("PATH");
 ```
 
 
-### process.exit<sup>9+</sup>
+### exit<sup>9+</sup>
 
 exit(code: number): void
 
@@ -198,7 +198,7 @@ pro.exit(0);
 ```
 
 
-### process.kill<sup>9+</sup>
+### kill<sup>9+</sup>
 
 kill(signal: number, pid: number): boolean
 
@@ -238,10 +238,10 @@ Allows a process to obtain the standard input and output of its child processes,
 
 | Name| Type| Readable| Writable| Description|
 | -------- | -------- | -------- | -------- | -------- |
-| pid | number | Yes| No| PID of the child process. This is a system API and cannot be called by third-party applications.|
-| ppid | number | Yes| No| PPID of the child process. This is a system API and cannot be called by third-party applications.|
-| exitCode | number | Yes| No| Exit code of the child process. This is a system API and cannot be called by third-party applications.|
-| killed | boolean | Yes| No| Whether the parent process successfully sends a signal to the child process to terminate it. This is a system API and cannot be called by third-party applications.|
+| pid | number | Yes| No| PID of the child process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
+| ppid | number | Yes| No| PPID of the child process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
+| exitCode | number | Yes| No| Exit code of the child process.<br>**System API**: This is a system API.<br>It is used only to test applications.|
+| killed | boolean | Yes| No| Whether the parent process successfully sends a signal to the child process to terminate it.<br>**System API**: This is a system API.<br>It is used only to test applications.|
 
 
 ### wait
@@ -250,7 +250,9 @@ wait(): Promise&lt;number&gt;
 
 Waits until the child process ends. This method uses a promise to return the exit code of the child process.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -277,7 +279,9 @@ getOutput(): Promise&lt;Uint8Array&gt;
 
 Obtains the standard output of the child process.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -304,7 +308,9 @@ getErrorOutput(): Promise&lt;Uint8Array&gt;
 
 Obtains the standard error output of the child process.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -331,7 +337,9 @@ close(): void
 
 Closes the child process in running.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -349,7 +357,9 @@ kill(signal: number | string): void
 
 Sends a signal to the specified child process to terminate it.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -593,7 +603,9 @@ runCmd(command: string, options?: { timeout?: number, killSignal?: number | stri
 
 Forks a new process to run a shell command and returns the **ChildProcess** object.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -609,7 +621,7 @@ This is a system API and cannot be called by third-party applications.
 | Name| Type| Mandatory| Description|
 | -------- | -------- | -------- | -------- |
 | timeout | number | No| Maximum running time (in ms) of the child process. When the running time of the child process exceeds the value of this parameter, the parent process sends a **killSignal** to the child process to terminate it. The default value is **0**.|
-| killSignal | number \| string | No| Signal sent to the child process when the running time of a child process exceeds the timeout period. The default value is **SIGTERM**.|
+| killSignal | number&nbsp;\|&nbsp;string | No| Signal sent to the child process when the running time of a child process exceeds the timeout period. The default value is **SIGTERM**.|
 | maxBuffer | number | No| Maximum buffer size for the standard input and output of the child process. When the size is exceeded, the child process will be terminated. The default value is **1024 \* 1024**.|
 
 **Return value**
@@ -650,7 +662,9 @@ on(type: string, listener: EventListener): void
 
 Stores the events triggered by the user.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -682,7 +696,9 @@ off(type: string): boolean
 
 Deletes the event stored by the user.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -737,7 +753,9 @@ cwd(): string
 
 Obtains the working directory of this process.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 
@@ -754,7 +772,9 @@ chdir(dir: string): void
 
 Changes the working directory of this process.
 
-This is a system API and cannot be called by third-party applications.
+**System API**: This is a system API.
+
+It is used only to test applications.
 
 **System capability**: SystemCapability.Utils.Lang
 

en/application-dev/reference/apis/js-apis-resourceschedule-deviceUsageStatistics.md

-# Device Usage Statistics
+# @ohos.resourceschedule.usageStatistics (Device Usage Statistics)
 
 This module provides APIs for collecting statistics on device usage.
 
@@ -703,7 +703,7 @@ Queries FA usage records. This API uses an asynchronous callback to return a max
 
 | Name     | Type                                      | Mandatory  | Description                                 |
 | -------- | ---------------------------------------- | ---- | ----------------------------------- |
-| callback | AsyncCallback<Array<[HapModuleInfo](#hapmoduleinfo)>> | Yes   | Callback used to return a maximum of 1000 FA usage records.|
+| callback | AsyncCallback<Array<[HapModuleInfo](#hapmoduleinfo)>> | Yes   | Callback used to return a maximum of **maxNum** FA usage records.|
 
 **Error codes**