diff --git a/api/@ohos.pasteboard.d.ts b/api/@ohos.pasteboard.d.ts
deleted file mode 100644
index facf37ba9e9c95a0364d2dfd745615445eae1977..0000000000000000000000000000000000000000
--- a/api/@ohos.pasteboard.d.ts
+++ /dev/null
@@ -1,367 +0,0 @@
-/*
- * Copyright (c) 2021 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.
- */
-import { AsyncCallback } from './basic';
-import { Want } from './ability/want';
-
-/**
- * systemPasteboard
- * @sysCap SystemCapability.Miscservices.Pasteboard
- * @devices phone, tablet, tv, wearable, car
- * @import import pasteboard from '@ohos.pasteboard';
- */
-declare namespace pasteboard {
-  /**
-   * Indicates the maximum number of records allowed in a PasteData object.
-   * @since 7
-   */
-  const MAX_RECORD_NUM: number;
-  /**
-   * Indicates MIME types of HTML text.
-   * @since 7
-   */
-  const MIMETYPE_TEXT_HTML: string;
-  /**
-   * Indicates MIME types of wants.
-   * @since 7
-   */
-  const MIMETYPE_TEXT_WANT: string;
-  /**
-   * Indicates MIME types of plain text.
-   * @since 7
-   */
-  const MIMETYPE_TEXT_PLAIN: string;
-  /**
-   * Indicates MIME types of URIs.
-   * @since 7
-   */
-  const MIMETYPE_TEXT_URI: string;
-
-  /**
-   * Creates a PasteData object for PasteData#MIMETYPE_TEXT_HTML.
-   * @param htmlText To save the Html text content.
-   * @return Containing the contents of the clipboard content object.
-   * @since 7
-   */
-  function createHtmlData(htmlText: string): PasteData;
-
-  /**
-   * Creates a PasteData object for PasteData#MIMETYPE_TEXT_WANT.
-   * @param want To save the want of content.
-   * @return Containing the contents of the clipboard content object.
-   * @since 7
-   */
-  function createWantData(want: Want): PasteData;
-
-  /**
-   * Creates a PasteData object for PasteData#MIMETYPE_TEXT_PLAIN.
-   * @param text To save the text of content.
-   * @return Containing the contents of the clipboard content object.
-   * @since 6
-   */
-  function createPlainTextData(text: string): PasteData;
-
-  /**
-   * Creates a PasteData object for PasteData#MIMETYPE_TEXT_URI.
-   * @param uri To save the uri of content.
-   * @return Containing the contents of the clipboard content object.
-   * @since 7
-   */
-  function createUriData(uri: string): PasteData;
-
-  /**
-   * Creates a Record object for PasteData#MIMETYPE_TEXT_HTML.
-   * @param htmlText To save the Html text content.
-   * @return The content of a new record
-   * @since 7
-   */
-  function createHtmlTextRecord(htmlText: string): PasteDataRecord;
-
-  /**
-   * Creates a Record object for PasteData#MIMETYPE_TEXT_WANT.
-   * @param want To save the want of content.
-   * @return The content of a new record
-   * @since 7
-   */
-  function createWantRecord(want: Want): PasteDataRecord;
-
-  /**
-   * Creates a Record object for PasteData#MIMETYPE_TEXT_PLAIN.
-   * @param text To save the text of content.
-   * @return The content of a new record
-   * @since 7
-   */
-  function createPlainTextRecord(text: string): PasteDataRecord;
-
-  /**
-   * Creates a Record object for PasteData#MIMETYPE_TEXT_URI.
-   * @param uri To save the uri of content.
-   * @return The content of a new record
-   * @since 7
-   */
-  function createUriRecord(uri: string): PasteDataRecord;
-
-  /**
-   * get SystemPasteboard
-   * @return The system clipboard object
-   * @since 6
-   */
-  function getSystemPasteboard(): SystemPasteboard;
-
-  interface PasteDataProperty {
-    /**
-     * additional property data. key-value pairs.
-     * @since 7
-     */
-    additions: {
-      [key: string]: object
-    }
-    /**
-     * non-repeating MIME types of all records in PasteData.
-     * @since 7
-     */
-    readonly mimeTypes: Array<string>;
-    /**
-     * the user-defined tag of a PasteData object.
-     * @since 7
-     */
-    tag: string;
-    /**
-     * a timestamp, which indicates when data is written to the system pasteboard.
-     * @since 7
-     */
-     readonly timestamp: number;
-    /**
-     * Checks whether PasteData is set for local access only.
-     * @since 7
-     */
-    localOnly: boolean;
-  }
-
-  interface PasteDataRecord {
-    /**
-     * HTML text in a record.
-     * @since 7
-     */
-    htmlText: string;
-    /**
-     * an want in a record.
-     * @since 7
-     */
-    want: Want;
-    /**
-     * MIME types of a record.
-     * @since 7
-     */
-    mimeType: string;
-    /**
-     * plain text in a record.
-     * @since 7
-     */
-    plainText: string;
-    /**
-     * an URI in a record.
-     * @since 7
-     */
-    uri: string;
-
-    /**
-     * Will a PasteData cast to the content of text content
-     * @return callback Type string callback function
-     * @since 7
-     */
-    convertToText(callback: AsyncCallback<string>): void;
-    convertToText(): Promise<string>;
-  }
-
-  interface PasteData {
-    /**
-     * Adds a Record for HTML text to a PasteData object, and updates the MIME type to PasteData#MIMETYPE_TEXT_HTML in DataProperty.
-     * @param htmlText To save the Html text content.
-     * @since 7
-     */
-    addHtmlRecord(htmlText: string): void;
-
-    /**
-     * Adds an want Record to a PasteData object, and updates the MIME type to PasteData#MIMETYPE_TEXT_WANT in DataProperty.
-     * @param want To save the want content.
-     * @since 7
-     */
-    addWantRecord(want: Want): void;
-
-    /**
-     * Adds a PasteRecord to a PasteData object and updates MIME types in DataProperty.
-     * @param record The content of a new record.
-     * @since 7
-     */
-    addRecord(record: PasteDataRecord): void;
-
-    /**
-     * Adds a Record for plain text to a PasteData object, and updates the MIME type to PasteData#MIMETYPE_TEXT_PLAIN in DataProperty.
-     * @param text To save the text of content.
-     * @since 7
-     */
-    addTextRecord(text: string): void;
-
-    /**
-     * Adds a URI Record to a PasteData object, and updates the MIME type to PasteData#MIMETYPE_TEXT_URI in DataProperty.
-     * @param uri To save the uri of content.
-     * @since 7
-     */
-    addUriRecord(uri: string): void;
-
-    /**
-     * MIME types of all content on the pasteboard.
-     * @return string type of array
-     * @since 7
-     */
-    getMimeTypes(): Array<string>;
-
-    /**
-     * HTML text of the primary record in a PasteData object.
-     * @return string type of htmltext
-     * @since 7
-     */
-    getPrimaryHtml(): string;
-
-    /**
-     * the want of the primary record in a PasteData object.
-     * @return want type of want
-     * @since 7
-     */
-    getPrimaryWant(): Want;
-
-    /**
-     * the MIME type of the primary record in a PasteData object.
-     * @return string type of mimetype
-     * @since 7
-     */
-    getPrimaryMimeType(): string;
-
-    /**
-     * the plain text of the primary record in a PasteData object.
-     * @return string type of text
-     * @since 6
-     */
-    getPrimaryText(): string;
-
-    /**
-     * the URI of the primary record in a PasteData object.
-     * @return string type of uri
-     * @since 7
-     */
-    getPrimaryUri(): string;
-
-    /**
-     * DataProperty of a PasteData object.
-     * @return PasteDataProperty type of PasteDataProperty
-     * @since 7
-     */
-    getProperty(): PasteDataProperty;
-
-    /**
-     * a Record based on a specified index.
-     * @param index The index to specify the content item
-     * @return PasteDataRecord type of PasteDataRecord
-     * @since 7
-     */
-    getRecordAt(index: number): PasteDataRecord;
-
-    /**
-     * the number of records in a PasteData object.
-     * @return The number of the clipboard contents
-     * @since 7
-     */
-    getRecordCount(): number;
-
-    /**
-     * the user-defined tag of a PasteData object.
-     * @return string type of tag
-     * @since 7
-     */
-    getTag(): string;
-
-    /**
-     * Checks whether there is a specified MIME type of data in DataProperty.
-     * @param mimeType To query data types.
-     * @return The query returns True on success, or False on failure.
-     * @since 7
-     */
-    hasMimeType(mimeType: string): boolean;
-
-    /**
-     * Removes a Record based on a specified index.
-     * @param index The index to specify the content item.
-     * @return The query returns True on success, or False on failure.
-     * @since 7
-     */
-    removeRecordAt(index: number): boolean;
-
-    /**
-     * Replaces a specified record with a new one.
-     * @param index The index to specify the content item. record record The content of a new record.
-     * @return The query returns True on success, or False on failure.
-     * @since 7
-     */
-    replaceRecordAt(index: number, record: PasteDataRecord): boolean;
-  }
-
-  interface SystemPasteboard {
-    /**
-     * Callback invoked when pasteboard content changes.
-     * @param type 'update'
-     * @since 7
-     */
-    on(type: 'update', callback: () => void): void;
-    /**
-     * Callback invoked when pasteboard content changes.
-     * @param type 'update'
-     * @since 7
-     */
-    off(type: 'update', callback?: () => void): void;
-
-    /**
-     * Clears the pasteboard.
-     * @since 7
-     */
-    clear(callback: AsyncCallback<void>): void;
-    clear(): Promise<void>;
-
-    /**
-     * data in a PasteData object.
-     * @return PasteData callback data in a PasteData object.
-     * @since 6
-     */
-    getPasteData(callback: AsyncCallback<PasteData>): void;
-    getPasteData(): Promise<PasteData>;
-
-    /**
-     * Checks whether there is content in the pasteboard.
-     * @return boolean The callback success to true to false failure
-     * @since 7
-     */
-    hasPasteData(callback: AsyncCallback<boolean>): void;
-    hasPasteData(): Promise<boolean>;
-
-    /**
-     * Writes PasteData to the pasteboard.
-     * @param  data Containing the contents of the clipboard content object.
-     * @since 6
-     */
-    setPasteData(data: PasteData, callback: AsyncCallback<void>): void;
-    setPasteData(data: PasteData): Promise<void>;
-  }
-}
-
-export default pasteboard;
diff --git a/api/@ohos.screenlock.d.ts b/api/@ohos.screenlock.d.ts
new file mode 100644
index 0000000000000000000000000000000000000000..ba8047a168c1c9c5d0482f0e823b7780fdcd9245
--- /dev/null
+++ b/api/@ohos.screenlock.d.ts
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2022 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.
+ */
+import { AsyncCallback } from './basic';
+import { Callback } from './basic';
+
+/**
+ * systemScreenLock
+ * @devices phone, tablet, tv, wearable, car
+ * @since 7
+ */
+declare namespace screenLock {
+
+  /**
+   * Checks whether the screen is currently locked.
+   *
+   * @return Returns {@code true} if the screen is currently locked; returns {@code false}
+   * otherwise.
+   * @since 7
+   */
+  function isScreenLocked(callback: AsyncCallback<boolean>): void;
+  function isScreenLocked(): Promise<boolean>;
+
+  /**
+   * Checks whether the screen lock of the current device is secure.
+   *
+   * @return Returns {@code true} if the screen lock of the current device is secure; returns {@code false}
+   * otherwise.
+   * @since 7
+   */
+  function isSecureMode(callback: AsyncCallback<boolean>): void;
+  function isSecureMode(): Promise<boolean>;
+
+  /**
+   * Unlocks the screen.
+   * 
+   * @since 7
+   */
+  function unlockScreen(callback: AsyncCallback<number>): void;
+
+  /**
+   * Receives {beginWakeUp|endWakeUp|beginScreenOn|endScreenOn|beginScreenOff|endScreenOff|unlockScreen|beginExitAnimation} called. 
+   * This callback is invoked when {beginWakeUp|endWakeUp|beginScreenOn|endScreenOn|beginScreenOff|endScreenOff|unlockScreen|beginExitAnimation}
+   * is called by runtime
+   *
+   * @systemapi Hide this for inner system use.
+   * @since 8
+   */
+  function on(type: 'beginWakeUp' | 'endWakeUp' | 'beginScreenOn' | 'endScreenOn' | 'beginScreenOff' | 'endScreenOff' | 'unlockScreen' | 'beginExitAnimation', callback: Callback<void>): void;
+
+  /**
+    * Receives {beginSleep | endSleep | changeUser} called. This callback is invoked when {beginSleep | endSleep | changeUser} is called by runtime 
+    *
+    * @systemapi Hide this for inner system use.
+    * @since 8
+    */
+  function on(type: 'beginSleep' | 'endSleep' | 'changeUser', callback: Callback<number>): void;
+
+  /**
+   * Receives screenlockEnabled change. This callback is invoked when screenlockEnabled is called by runtime 
+   *
+   * @systemapi Hide this for inner system use.
+   * @since 8
+   */
+  function on(type: 'screenlockEnabled', callback: Callback<boolean>): void;
+
+  /**
+   * Remove the receives of {beginWakeUp | endWakeUp | beginScreenOn | endScreenOn | beginScreenOff | endScreenOff | unlockScreen 
+   * | beginExitAnimation | screenlockEnabled | beginSleep | endSleep | changeUser}.
+   *
+   * @systemapi Hide this for inner system use.
+   * @since 8
+   */
+   function off(type: 'beginWakeUp' | 'endWakeUp' | 'beginScreenOn' | 'endScreenOn' | 'beginScreenOff' | 'endScreenOff' 
+      | 'unlockScreen' | 'beginExitAnimation' | 'screenlockEnabled' | 'beginSleep' | 'endSleep' | 'changeUser', callback: Callback<void>): void;
+
+
+  /**
+   * screenlockAPP send event to screenlockSA
+   *
+   * @systemapi Hide this for inner system use.
+   * @since 8
+   */
+  function sendScreenLockEvent(event: String, parameter: number, callback: AsyncCallback<boolean>): void;
+  function sendScreenLockEvent(event: String, parameter: number): Promise<boolean>;
+}
+
+export default screenLock;
\ No newline at end of file
diff --git a/api/@ohos.wallpaper.d.ts b/api/@ohos.wallpaper.d.ts
deleted file mode 100644
index e37c4aa2751a0baf29dbe649722b216b87f29d76..0000000000000000000000000000000000000000
--- a/api/@ohos.wallpaper.d.ts
+++ /dev/null
@@ -1,167 +0,0 @@
-/*
- * Copyright (c) 2022 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.
- */
-import {AsyncCallback} from './basic';
-import image from './@ohos.multimedia.image'
-
-/**
- * System wallpaper
- * @sysCap SystemCapability.Miscservices.Wallpaper
- * @devices phone, tablet, tv, wearable, car
- * @import import wallpaper from '@ohos.wallpaper';
- * @since 7
- */
-declare namespace wallpaper {
-    enum WallpaperType {
-        /**
-         * Indicates the home screen wallpaper.
-         */
-        WALLPAPER_SYSTEM,
-        /**
-         * Indicates the lock screen wallpaper.
-         */
-        WALLPAPER_LOCKSCREEN
-    }
-
-    /**
-     * Obtains the wallpaper colors for the wallpaper of the specified type.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @return RgbaColor type of array callback function
-     */
-    function getColors(wallpaperType: WallpaperType, callback: AsyncCallback<Array<RgbaColor>>): void;
-    function getColors(wallpaperType: WallpaperType): Promise<Array<RgbaColor>>;
-
-    /**
-     * Obtains the ID of the wallpaper of the specified type.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @return an integer greater than or equal to {@code 0} representing the wallpaper ID
-     * if the specified type of wallpaper has been set; returns {@code -1} otherwise.
-     * The return value is an integer ranging from -1 to 2^31 - 1.
-     */
-    function getId(wallpaperType: WallpaperType, callback: AsyncCallback<number>): void;
-    function getId(wallpaperType: WallpaperType): Promise<number>;
-
-    /**
-     * Obtains a file of the wallpaper of the specified type.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @permission ohos.permission.GET_WALLPAPER.
-     * ohos.permission.READ_USER_STORAGE.
-     * @return the file descriptor.
-     * @since 8
-     */
-     function getFile(wallpaperType: WallpaperType, callback: AsyncCallback<number>): void;
-     function getFile(wallpaperType: WallpaperType): Promise<number>;
-
-    /**
-     * Obtains the minimum height of the wallpaper.
-     * @return the minimum height, in pixels; returns {@code 0} if no wallpaper has been set.
-     */
-    function getMinHeight(callback: AsyncCallback<number>): void;
-    function getMinHeight(): Promise<number>;
-
-    /**
-     * Obtains the minimum width of the wallpaper.
-     * @return the minimum width, in pixels; returns {@code 0} if no wallpaper has been set.
-     */
-    function getMinWidth(callback: AsyncCallback<number>): void;
-    function getMinWidth(): Promise<number>;
-
-    /**
-     * Checks whether to allow the application to change the wallpaper for the current user.
-     * @return true if the application is allowed to set a wallpaper for the current user;
-     */
-    function isChangePermitted(callback: AsyncCallback<boolean>): void;
-    function isChangePermitted(): Promise<boolean>;
-
-    /**
-     * Checks whether a user is allowed to set wallpapers.
-     * @return true if a user is allowed to set wallpapers; returns false otherwise.
-     */
-    function isOperationAllowed(callback: AsyncCallback<boolean>): void;
-    function isOperationAllowed(): Promise<boolean>;
-
-    /**
-     * Removes a wallpaper of the specified type and restores the default one.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @permission ohos.permission.SET_WALLPAPER
-     */
-    function reset(wallpaperType: WallpaperType, callback: AsyncCallback<void>): void;
-    function reset(wallpaperType: WallpaperType): Promise<void>;
-
-    /**
-     * Sets a wallpaper of the specified type based on the uri path from a JPEG or PNG file or the pixel map of a PNG file.
-     * @param source Indicates the uri path from a JPEG or PNG file or the pixel map of the PNG file.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @permission ohos.permission.SET_WALLPAPER
-     */
-    function setWallpaper(source: string | image.PixelMap, wallpaperType: WallpaperType, callback: AsyncCallback<void>): void;
-    function setWallpaper(source: string | image.PixelMap, wallpaperType: WallpaperType): Promise<void>;
-
-    /**
-     * Obtains the default pixel map of a wallpaper of the specified type.
-     * @param wallpaperType Indicates the wallpaper type.
-     * @return the default pixel map.
-     * @permission ohos.permission.GET_WALLPAPER
-     * @permission ohos.permission.READ_USER_STORAGE
-     * @systemapi Hide this for inner system use.
-     */
-    function getPixelMap(wallpaperType: WallpaperType, callback: AsyncCallback<image.PixelMap>): void;
-    function getPixelMap(wallpaperType: WallpaperType): Promise<image.PixelMap>;
-
-    /**
-     * Screen shot live wallpaper
-     * @param scale scale the PixelMap
-     * @param pixelFormat pixel format
-     * @return the pixel map of wallpaper.
-     * @permission ohos.permission.CAPTURE_SCREEN
-     * @systemapi Hide this for inner system use.
-     */
-    function screenshotLiveWallpaper(scale: number, pixelFormat: image.PixelMapFormat, callback: AsyncCallback<image.PixelMap>): void;
-    function screenshotLiveWallpaper(scale: number, pixelFormat: image.PixelMapFormat): Promise<image.PixelMap>;
-
-    /**
-     * Registers a listener for wallpaper color changes to receive notifications about the changes.
-     * @param type The incoming colorChange table open receiver pick a color change wallpaper wallpaper color changes
-     * @param callback Provides dominant colors of the wallpaper.
-     */
-    function on(type: 'colorChange', callback: (colors: Array<RgbaColor>, wallpaperType: WallpaperType) => void): void;
-
-    /**
-     * Unregisters a listener for wallpaper color changes.
-     * @param type Incoming 'colorChange' table delete receiver to pick up a color change wallpaper wallpaper color changes
-     * @param callback Provides dominant colors of the wallpaper.
-     */
-    function off(type: 'colorChange', callback?: (colors: Array<RgbaColor>, wallpaperType: WallpaperType) => void): void;
-
-    interface RgbaColor {
-        /**
-         * Said the red value, the range is 0 to 255.
-         */
-        red: number;
-        /**
-         * Said the green value, the range is 0 to 255.
-         */
-        green: number;
-        /**
-         * Said the blue value, the range is 0 to 255.
-         */
-        blue: number;
-        /**
-         * Said the alpha value, the range is 0 to 255.
-         */
-        alpha: number;
-    }
-}
-
-export default wallpaper;