diff --git a/api/@ohos.request.d.ts b/api/@ohos.request.d.ts
index d50e6e72acb7f576e5b4f90ae62686105c198fee..5da8cea8e50bff5d6dc7b1cb7f3b32bc878414e0 100644
--- a/api/@ohos.request.d.ts
+++ b/api/@ohos.request.d.ts
@@ -16,8 +16,9 @@ import { AsyncCallback } from './basic';
 
 /**
  * upload and download
- *
+ * @syscap SystemCapability.MiscServices.Download
  * @since 7
+ * 
  * @import request from '@ohos.request';
  * @permission {@code ohos.permission.INTERNET}
  */
@@ -25,7 +26,7 @@ declare namespace request {
 
   /**
    * Bit flag indicating download is allowed when using the cellular network.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -33,7 +34,7 @@ declare namespace request {
 
   /**
   * Bit flag indicating download is allowed when using the WLAN.
-  * @syscap SystemCapability.Miscservices.Download
+  * @syscap SystemCapability.MiscServices.Download
   * @since 7
   * @permission {@code ohos.permission.INTERNET}
   */
@@ -41,7 +42,7 @@ declare namespace request {
 
   /**
    * Indicates that the download cannot be resumed for some temporary errors.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -49,7 +50,7 @@ declare namespace request {
 
   /**
    * Indicates that no storage device, such as an SD card, is found.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -57,7 +58,7 @@ declare namespace request {
 
   /**
    * Indicates that files to be downloaded already exist, and that the download session cannot overwrite the existing files.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -65,7 +66,7 @@ declare namespace request {
 
   /**
    * Indicates that a file operation fails.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -73,7 +74,7 @@ declare namespace request {
 
   /**
    * Indicates that the HTTP transmission fails.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -81,7 +82,7 @@ declare namespace request {
 
   /**
    * Indicates insufficient storage space.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -89,7 +90,7 @@ declare namespace request {
 
   /**
    * Indicates an error caused by too many network redirections.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -97,7 +98,7 @@ declare namespace request {
 
   /**
    * Indicates an HTTP code that cannot be identified.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -105,7 +106,7 @@ declare namespace request {
 
   /**
    * Indicates an undefined error.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -113,7 +114,7 @@ declare namespace request {
 
   /**
    * Indicates that the download is paused and waiting for a WLAN connection, because the file size exceeds the maximum allowed for a session using the cellular network.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -121,7 +122,7 @@ declare namespace request {
 
   /**
    * Indicates that the download is paused for some reasons.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -129,7 +130,7 @@ declare namespace request {
 
   /**
    * Indicates that the download is paused due to a network problem, for example, network disconnection.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -137,7 +138,7 @@ declare namespace request {
 
   /**
    * Indicates that a network error occurs, and the download session will be retried.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -145,7 +146,7 @@ declare namespace request {
 
   /**
    * Indicates that the download session has failed and will not be retried.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -153,7 +154,7 @@ declare namespace request {
 
   /**
    * Indicates that the download session has been paused.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -161,7 +162,7 @@ declare namespace request {
 
   /**
    * Indicates that the download session is being scheduled.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -169,7 +170,7 @@ declare namespace request {
 
   /**
    * Indicates that the download session is in progress.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -177,7 +178,7 @@ declare namespace request {
 
   /**
    * Indicates that the download session is completed.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 7
    * @permission {@code ohos.permission.INTERNET}
    */
@@ -185,7 +186,7 @@ declare namespace request {
 
   /**
    * Starts a download session.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 6
    * @param config download config
    * @param callback Indicate the callback function to receive DownloadTask.
@@ -196,7 +197,7 @@ declare namespace request {
 
   /**
    * Starts a download session.
-   * @syscap SystemCapability.Miscservices.Download
+   * @syscap SystemCapability.MiscServices.Download
    * @since 6
    * @param config download config
    * @permission {@code ohos.permission.INTERNET}
@@ -206,7 +207,7 @@ declare namespace request {
 
   /**
    * Starts a upload session.
-   * @syscap SystemCapability.Miscservices.Upload
+   * @syscap SystemCapability.MiscServices.Upload
    * @since 6
    * @param config upload config
    * @param callback Indicate the callback function to receive UploadTask.
@@ -217,7 +218,7 @@ declare namespace request {
 
   /**
    * Starts a upload session.
-   * @syscap SystemCapability.Miscservices.Upload
+   * @syscap SystemCapability.MiscServices.Upload
    * @since 6
    * @param config upload config
    * @permission {@code ohos.permission.INTERNET}
@@ -253,7 +254,7 @@ declare namespace request {
   interface DownloadTask {
     /**
      * Called when the current download session is in process.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 6
      * @param type progress Indicates the download task progress.
      * @param callback The callback function for the download progress change event
@@ -266,7 +267,7 @@ declare namespace request {
 
     /**
      * Called when the current download session is in process.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 6
      * @param type progress Indicates the download task progress.
      * @param callback The callback function for the download progress change event
@@ -279,7 +280,7 @@ declare namespace request {
 
     /**
      * Called when the current download session complete、pause or remove.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param type Indicates the download session event type
      *        complete: download task completed,
@@ -293,7 +294,7 @@ declare namespace request {
 
     /**
      * Called when the current download session complete、pause or remove.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param type Indicates the download session event type
      *        complete: download task completed,
@@ -307,7 +308,7 @@ declare namespace request {
 
     /**
      * Called when the current download session fails.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param type Indicates the download session type, fail: download task has failed.
      * @param callback The callback function for the download fail change event
@@ -319,7 +320,7 @@ declare namespace request {
 
     /**
      * Called when the current download session fails.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param type Indicates the download session type, fail: download task has failed.
      * @param callback Indicate the callback function to receive err.
@@ -331,7 +332,7 @@ declare namespace request {
 
     /**
      * Deletes a download session and the downloaded files.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 6
      * @param callback Indicates asynchronous invoking Result.
      * @permission {@code ohos.permission.INTERNET}
@@ -341,7 +342,7 @@ declare namespace request {
 
     /**
      * Deletes a download session and the downloaded files.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 6
      * @permission {@code ohos.permission.INTERNET}
      * @return -
@@ -350,7 +351,7 @@ declare namespace request {
 
     /**
      * Pause a download session.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param callback Indicates asynchronous invoking Result.
      * @permission {@code ohos.permission.INTERNET}
@@ -360,7 +361,7 @@ declare namespace request {
 
     /**
      * Pause a download session.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @permission {@code ohos.permission.INTERNET}
      * @return -
@@ -369,7 +370,7 @@ declare namespace request {
 
     /**
      * Resume a paused download session.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param callback Indicates asynchronous invoking Result.
      * @permission {@code ohos.permission.INTERNET}
@@ -379,7 +380,7 @@ declare namespace request {
 
     /**
      * Resume a paused download session.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @permission {@code ohos.permission.INTERNET}
      * @return -
@@ -388,7 +389,7 @@ declare namespace request {
 
     /**
      * Queries download information of a session, which is defined in DownloadSession.DownloadInfo.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param callback Indicate the callback function to receive download info.
      * @permission {@code ohos.permission.INTERNET}
@@ -398,7 +399,7 @@ declare namespace request {
 
     /**
      * Queries download information of a session, which is defined in DownloadSession.DownloadInfo.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @permission {@code ohos.permission.INTERNET}
      * @return -
@@ -407,7 +408,7 @@ declare namespace request {
 
     /**
      * Queries the MIME type of the download file.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @param callback Indicate the callback function to receive download file MIME type.
      * @permission {@code ohos.permission.INTERNET}
@@ -417,7 +418,7 @@ declare namespace request {
 
     /**
      * Queries the MIME type of the download file.
-     * @syscap SystemCapability.Miscservices.Download
+     * @syscap SystemCapability.MiscServices.Download
      * @since 7
      * @permission {@code ohos.permission.INTERNET}
      * @return -
@@ -448,7 +449,7 @@ declare namespace request {
   interface UploadTask {
     /**
      * Called when the current upload session is in process.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 6
      * @param type progress Indicates the upload task progress.
      * @param callback The callback function for the upload progress change event
@@ -461,7 +462,7 @@ declare namespace request {
 
     /**
      * Called when the current upload session is in process.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 6
      * @param type progress Indicates the upload task progress.
      * @param callback The callback function for the upload progress change event
@@ -474,7 +475,7 @@ declare namespace request {
 
     /**
      * Called when the header of the current upload session has been received.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 7
      * @param type headerReceive Indicates the upload task headed receive.
      * @param callback The callback function for the HTTP Response Header event
@@ -486,7 +487,7 @@ declare namespace request {
 
     /**
      * Called when the header of the current upload session has been received.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 7
      * @param type headerReceive Indicates the upload task headed receive.
      * @param callback The callback function for the HTTP Response Header event
@@ -498,7 +499,7 @@ declare namespace request {
 
     /**
      * Deletes a upload session.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 6
      * @param callback Indicates asynchronous invoking Result.
      * @permission {@code ohos.permission.INTERNET}
@@ -508,7 +509,7 @@ declare namespace request {
 
     /**
      * Deletes a upload session.
-     * @syscap SystemCapability.Miscservices.Upload
+     * @syscap SystemCapability.MiscServices.Upload
      * @since 6
      * @permission {@code ohos.permission.INTERNET}
      * @return -
diff --git a/api/@ohos.screenLock.d.ts b/api/@ohos.screenLock.d.ts
index ad709d2617033526f1be7fb0ddf2c54362f75fd3..f1be748d76e6166c0ab4f7f3cb1c53e80855c4b9 100644
--- a/api/@ohos.screenLock.d.ts
+++ b/api/@ohos.screenLock.d.ts
@@ -17,7 +17,7 @@ import { Callback } from './basic';
 
 /**
  * systemScreenLock
- * @syscap SystemCapability.Miscservices.ScreenLock
+ * @syscap SystemCapability.MiscServices.ScreenLock
  * @since 7
  */
 declare namespace screenLock {
diff --git a/api/@ohos.systemTimer.d.ts b/api/@ohos.systemTimer.d.ts
index 987f9067a8bc9701f2b30df7f5b0abcb87c8749a..909a5b891d15aff5303058664a1185378393973f 100644
--- a/api/@ohos.systemTimer.d.ts
+++ b/api/@ohos.systemTimer.d.ts
@@ -20,7 +20,7 @@ import { WantAgent } from './@ohos.wantAgent';
  * Provides js api for systemTimer
  *
  * @since 7
- * @devices phone, tablet, tv, wearable, car
+ * @syscap SystemCapability.Miscservices.Time
  * @systemapi Hide this for inner system use.
  */
 declare namespace systemTimer {