diff --git a/api/@ohos.fileshare.d.ts b/api/@ohos.fileshare.d.ts
index fd9efdd225aa2252a2ef3996686c6e54fb39add6..177a4f3e1c924e7c4cbbcdde2977497f3058a6b3 100644
--- a/api/@ohos.fileshare.d.ts
+++ b/api/@ohos.fileshare.d.ts
@@ -314,8 +314,7 @@ declare namespace fileShare {
    * @throws { BusinessError } 13900001 - Operation not permitted.
    * @throws { BusinessError } 13900042 - Unknown error
    * @syscap SystemCapability.FileManagement.AppFileService.FolderAuthorization
-   * @since arkts {'1.1':'11', '1.2':'20'}
-   * @arkts 1.1&1.2
+   * @since 11
    */
   function activatePermission(policies: Array<PolicyInfo>): Promise<void>;
 
@@ -332,8 +331,7 @@ declare namespace fileShare {
    * @throws { BusinessError } 13900001 - Operation not permitted.
    * @throws { BusinessError } 13900042 - Unknown error
    * @syscap SystemCapability.FileManagement.AppFileService.FolderAuthorization
-   * @since arkts {'1.1':'11', '1.2':'20'}
-   * @arkts 1.1&1.2
+   * @since 11
    */
   function deactivatePermission(policies: Array<PolicyInfo>): Promise<void>;
 
diff --git a/api/@ohos.systemDateTime.d.ets b/api/@ohos.systemDateTime.d.ets
deleted file mode 100644
index ab9d59288ea83ba3fa3f2601823b8573bba8791a..0000000000000000000000000000000000000000
--- a/api/@ohos.systemDateTime.d.ets
+++ /dev/null
@@ -1,69 +0,0 @@
-/*
- * Copyright (C) 2025 Huawei Device Co., Ltd.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-/**
- * @file
- * @kit BasicServicesKit
- */
-
-import { AsyncCallback } from './@ohos.base';
-
-/**
- * System time and timezone.
- *
- * @namespace systemDateTime
- * @syscap SystemCapability.MiscServices.Time
- * @since 20
- */
-declare namespace systemDateTime {
-  /**
-   * Obtains the number of timestamp that have elapsed since the Unix epoch.
-   *
-   * @param { boolean } [ isNanoseconds ] - True if the result is in nanoseconds, otherwise in milliseconds
-   * @returns { number } The timestamp returned of getTime.
-   * @syscap SystemCapability.MiscServices.Time
-   * @since 20
-   */
-  function getTime(isNanoseconds?: boolean): number;
-
-  /**
-   * Obtains the system time zone.
-   *
-   * @param { AsyncCallback<string> } callback - The callback of getTimezone
-   * @syscap SystemCapability.MiscServices.Time
-   * @since 20
-   */
-  function getTimezone(callback: AsyncCallback<string>): void;
-
-  /**
-   * Obtains the system time zone.
-   *
-   * @returns { Promise<string> } The promise returned by the function
-   * @syscap SystemCapability.MiscServices.Time
-   * @since 20
-   */
-  function getTimezone(): Promise<string>;
-
-  /**
-   * Obtains the system time zone.
-   *
-   * @returns { string } The timezone returned of getTimezoneSync.
-   * @syscap SystemCapability.MiscServices.Time
-   * @since 20
-   */
-  function getTimezoneSync(): string;
-}
-
-export default systemDateTime;
\ No newline at end of file
diff --git a/api/@ohos.systemDateTime.d.ts b/api/@ohos.systemDateTime.d.ts
index bc106dd6d3b3af6f1c389a85f5d1c8ab70b4e05c..330da468cbd6affcbda09bc97fd1040f70886c81 100644
--- a/api/@ohos.systemDateTime.d.ts
+++ b/api/@ohos.systemDateTime.d.ts
@@ -33,7 +33,8 @@ import { AsyncCallback } from './@ohos.base';
  * @namespace systemDateTime
  * @syscap SystemCapability.MiscServices.Time
  * @crossplatform
- * @since 18
+ * @since arkts {'1.1':'18', '1.2':'20'}
+ * @arkts 1.1&1.2
  */
 declare namespace systemDateTime {
   /**
@@ -115,7 +116,8 @@ declare namespace systemDateTime {
    * @returns { number } The timestamp returned of getTime.
    * @syscap SystemCapability.MiscServices.Time
    * @crossplatform
-   * @since 18
+   * @since arkts {'1.1':'18', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function getTime(isNanoseconds?: boolean): number;
 
@@ -381,7 +383,8 @@ declare namespace systemDateTime {
    * @param { AsyncCallback<string> } callback - The callback of getTimezone
    * @syscap SystemCapability.MiscServices.Time
    * @crossplatform
-   * @since 18
+   * @since arkts {'1.1':'18', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function getTimezone(callback: AsyncCallback<string>): void;
 
@@ -406,7 +409,8 @@ declare namespace systemDateTime {
    * @returns { Promise<string> } The promise returned by the function
    * @syscap SystemCapability.MiscServices.Time
    * @crossplatform
-   * @since 18
+   * @since arkts {'1.1':'18', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function getTimezone(): Promise<string>;
 
@@ -423,7 +427,8 @@ declare namespace systemDateTime {
    * @returns { string } The timezone returned of getTimezoneSync.
    * @syscap SystemCapability.MiscServices.Time
    * @crossplatform
-   * @since 18
+   * @since arkts {'1.1':'18', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function getTimezoneSync(): string;