diff --git a/api/@ohos.notificationManager.d.ts b/api/@ohos.notificationManager.d.ts
index e13933c423..837761ab32 100644
--- a/api/@ohos.notificationManager.d.ts
+++ b/api/@ohos.notificationManager.d.ts
@@ -30,6 +30,8 @@ import { NotificationFlags as _NotificationFlags } from './notification/notifica
 import { NotificationFlagStatus as _NotificationFlagStatus } from './notification/notificationFlags';
 import { NotificationRequest as _NotificationRequest } from './notification/notificationRequest';
 import { DistributedOptions as _DistributedOptions } from './notification/notificationRequest';
+import { NotificationFilter as _NotificationFilter } from './notification/notificationRequest';
+import { NotificationCheckRequest as _NotificationCheckRequest } from './notification/notificationRequest';
 import { NotificationSlot as _NotificationSlot } from './notification/notificationSlot';
 import { NotificationSorting as _NotificationSorting } from './notification/notificationSorting';
 import { NotificationTemplate as _NotificationTemplate } from './notification/notificationTemplate';
@@ -64,8 +66,13 @@ declare namespace notificationManager {
    * @throws { BusinessError } 1600003 - Failed to connect service.
    * @throws { BusinessError } 1600004 - Notification is not enabled.
    * @throws { BusinessError } 1600005 - Notification slot is not enabled.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
    * @throws { BusinessError } 1600009 - Over max number notifications per second.
    * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 1600014 - No relevent right.
+   * @throws { BusinessError } 1600015 - The current notification status does not support duplicate configurations.
+   * @throws { BusinessError } 1600016 - The notification version for this update is too low.
+   * @throws { BusinessError } 2300007 - Network is unreachable.
    * @syscap SystemCapability.Notification.Notification
    * @since 9
    */
@@ -84,8 +91,13 @@ declare namespace notificationManager {
    * @throws { BusinessError } 1600003 - Failed to connect service.
    * @throws { BusinessError } 1600004 - Notification is not enabled.
    * @throws { BusinessError } 1600005 - Notification slot is not enabled.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
    * @throws { BusinessError } 1600009 - Over max number notifications per second.
    * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 1600014 - No relevent right.
+   * @throws { BusinessError } 1600015 - The current notification status does not support duplicate configurations.
+   * @throws { BusinessError } 1600016 - The notification version for this update is too low.
+   * @throws { BusinessError } 2300007 - Network is unreachable.
    * @syscap SystemCapability.Notification.Notification
    * @since 9
    */
@@ -106,9 +118,14 @@ declare namespace notificationManager {
    * @throws { BusinessError } 1600003 - Failed to connect service.
    * @throws { BusinessError } 1600004 - Notification is not enabled.
    * @throws { BusinessError } 1600005 - Notification slot is not enabled.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
    * @throws { BusinessError } 1600008 - The user is not exist.
    * @throws { BusinessError } 1600009 - Over max number notifications per second.
    * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 1600014 - No relevent right.
+   * @throws { BusinessError } 1600015 - The current notification status does not support duplicate configurations.
+   * @throws { BusinessError } 1600016 - The notification version for this update is too low.
+   * @throws { BusinessError } 2300007 - Network is unreachable.
    * @syscap SystemCapability.Notification.Notification
    * @systemapi
    * @since 9
@@ -130,9 +147,14 @@ declare namespace notificationManager {
    * @throws { BusinessError } 1600003 - Failed to connect service.
    * @throws { BusinessError } 1600004 - Notification is not enabled.
    * @throws { BusinessError } 1600005 - Notification slot is not enabled.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
    * @throws { BusinessError } 1600008 - The user is not exist.
    * @throws { BusinessError } 1600009 - Over max number notifications per second.
    * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 1600014 - No relevent right.
+   * @throws { BusinessError } 1600015 - The current notification status does not support duplicate configurations.
+   * @throws { BusinessError } 1600016 - The notification version for this update is too low.
+   * @throws { BusinessError } 2300007 - Network is unreachable.
    * @syscap SystemCapability.Notification.Notification
    * @systemapi
    * @since 9
@@ -624,6 +646,19 @@ declare namespace notificationManager {
    * @systemapi
    * @since 9
    */
+  /**
+   * Checks whether this application allows to publish notifications.
+   *
+   * @param { AsyncCallback<boolean> } callback - The callback of isNotificationEnabled.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600001 - Internal error.
+   * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
+   * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @throws { BusinessError } 1600008 - The user is not exist.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @since 11
+   */
   function isNotificationEnabled(callback: AsyncCallback<boolean>): void;
 
   /**
@@ -641,6 +676,19 @@ declare namespace notificationManager {
    * @systemapi
    * @since 9
    */
+  /**
+   * Checks whether this application allows to publish notifications.
+   *
+   * @returns { Promise<boolean> } The promise returned by the function.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600001 - Internal error.
+   * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
+   * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @throws { BusinessError } 1600008 - The user is not exist.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @since 11
+   */
   function isNotificationEnabled(): Promise<boolean>;
 
   /**
@@ -963,6 +1011,38 @@ declare namespace notificationManager {
    */
   function getActiveNotifications(): Promise<Array<NotificationRequest>>;
 
+  /**
+   * Get the live view notification by bundle option and notification key. If the extraInfoKeys is provided,
+   * filter the additional information of the live view notification and return the filtered result.
+   *
+   * @permission ohos.permission.NOTIFICATION_CONTROLLER
+   * @param { NotificationFilter } filter - The bundle, notification key and additional information filter of the live view notification.
+   * @param { AsyncCallback<NotificationRequest> } callback - The callback of getActiveNotificationByFilter.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  function getActiveNotificationByFilter(filter: NotificationFilter, callback: AsyncCallback<NotificationRequest>): void;
+
+  /**
+   * Get the live view notification by bundle option and notification key. If the extraInfoKeys is provided,
+   * filter the additional information of the live view notification and return the filtered result.
+   *
+   * @permission ohos.permission.NOTIFICATION_CONTROLLER
+   * @param { NotificationFilter } filter - The bundle, notification key and additional information filter of the live view notification.
+   * @returns { Promise<NotificationRequest> } The promise returned by the function.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600007 - The notification is not exist.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  function getActiveNotificationByFilter(filter: NotificationFilter): Promise<NotificationRequest>;
+
   /**
    * Cancel the notification of a specified group for this application.
    *
@@ -1560,6 +1640,7 @@ declare namespace notificationManager {
    * @throws { BusinessError } 1600001 - Internal error.
    * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
    * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @throws { BusinessError } 1600012 - No memory space.
    * @throws { BusinessError } 17700001 - The specified bundle name was not found.
    * @syscap SystemCapability.Notification.Notification
    * @systemapi
@@ -1572,6 +1653,35 @@ declare namespace notificationManager {
     callback: AsyncCallback<void>
   ): void;
 
+  /**
+   * Set whether the application slot is enabled.
+   *
+   * @permission ohos.permission.NOTIFICATION_CONTROLLER
+   * @param { BundleOption } bundle - The bundle option.
+   * @param { SlotType } type - Type of the notification slot.
+   * @param { boolean } enable - Set enable or not.
+   * @param { AsyncCallback<void> } callback - The callback of setNotificationEnableSlot.
+   * @param { boolean } isForceControl - Is the slot enable affected by the main enable, false means affected.
+   * @throws { BusinessError } 201 - Permission denied.
+   * @throws { BusinessError } 202 - Not system application to call the interface.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600001 - Internal error.
+   * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
+   * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  function setNotificationEnableSlot(
+    bundle: BundleOption,
+    type: SlotType,
+    enable: boolean,
+    isForceControl: boolean,
+    callback: AsyncCallback<void>,
+  ): void;
+
   /**
    * Set whether the application slot is enabled.
    *
@@ -1591,7 +1701,28 @@ declare namespace notificationManager {
    * @systemapi
    * @since 9
    */
-  function setNotificationEnableSlot(bundle: BundleOption, type: SlotType, enable: boolean): Promise<void>;
+  /**
+   * Set whether the application slot is enabled.
+   *
+   * @permission ohos.permission.NOTIFICATION_CONTROLLER
+   * @param { BundleOption } bundle - The bundle option.
+   * @param { SlotType } type - Type of the notification slot.
+   * @param { boolean } enable - Set enable or not.
+   * @param { boolean } isForceControl - Is the slot enable affected by the main enable, false means affected.
+   * @returns { Promise<void> } The promise returned by the function.
+   * @throws { BusinessError } 201 - Permission denied.
+   * @throws { BusinessError } 202 - Not system application to call the interface.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600001 - Internal error.
+   * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
+   * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @throws { BusinessError } 1600012 - No memory space.
+   * @throws { BusinessError } 17700001 - The specified bundle name was not found.
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  function setNotificationEnableSlot(bundle: BundleOption, type: SlotType, enable: boolean, isForceControl?: boolean): Promise<void>;
 
   /**
    * Obtains whether the application slot is enabled.
@@ -1756,6 +1887,26 @@ declare namespace notificationManager {
    */
   function on(type: 'checkNotification', callback: (checkInfo: NotificationCheckInfo) => NotificationCheckResult): void;
 
+  /**
+   * Subscribe the callback for check notifications.
+   *
+   * @permission ohos.permission.NOTIFICATION_CONTROLLER and ohos.permission.NOTIFICATION_AGENT_CONTROLLER
+   * @param { 'checkNotification' } type - Type of the callback to listen for.
+   * @param { NotificationCheckRequest } checkRequest - Check Request for filter notification request.
+   * @param { function } callback - callback - The callback of check notifications.
+   * @throws { BusinessError } 201 - Permission denied.
+   * @throws { BusinessError } 202 - Not system application.
+   * @throws { BusinessError } 401 - The parameter check failed.
+   * @throws { BusinessError } 1600001 - Internal error.
+   * @throws { BusinessError } 1600002 - Marshalling or unmarshalling error.
+   * @throws { BusinessError } 1600003 - Failed to connect service.
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  function on(type: 'checkNotification', checkRequest: NotificationCheckRequest,
+    callback: (checkInfo: NotificationCheckInfo) => Promise<NotificationCheckResult>): void;
+
   /**
    * Unsubscribe the callback for check notifications.
    *
@@ -1887,6 +2038,17 @@ declare namespace notificationManager {
      */
     notificationId: number;
 
+    /**
+     * Label of the notification.
+     *
+     * @permission ohos.permission.NOTIFICATION_CONTROLLER and ohos.permission.NOTIFICATION_AGENT_CONTROLLER
+     * @type { string }
+     * @syscap SystemCapability.Notification.Notification
+     * @systemapi
+     * @since 11
+     */
+    label?: string;
+
     /**
      * The notification content type.
      *
@@ -1897,6 +2059,39 @@ declare namespace notificationManager {
      * @since 10
      */
     contentType: ContentType;
+
+    /**
+     * UserId of the notification creator.
+     *
+     * @permission ohos.permission.NOTIFICATION_CONTROLLER and ohos.permission.NOTIFICATION_AGENT_CONTROLLER
+     * @type { number }
+     * @syscap SystemCapability.Notification.Notification
+     * @systemapi
+     * @since 11
+     */
+    creatorUserId: number;
+
+    /**
+     * Type of the notification slot.
+     *
+     * @permission ohos.permission.NOTIFICATION_CONTROLLER and ohos.permission.NOTIFICATION_AGENT_CONTROLLER
+     * @type { SlotType }
+     * @syscap SystemCapability.Notification.Notification
+     * @systemapi
+     * @since 11
+     */
+    slotType: SlotType;
+
+    /**
+     * Additional information of the live view notification.
+     *
+     * @permission ohos.permission.NOTIFICATION_CONTROLLER and ohos.permission.NOTIFICATION_AGENT_CONTROLLER
+     * @type { [key: string]: any }
+     * @syscap SystemCapability.Notification.Notification
+     * @systemapi
+     * @since 11
+     */
+    extraInfos?: { [key: string]: any };
   }
 
   /**
@@ -2052,6 +2247,14 @@ declare namespace notificationManager {
      * @since 11
      */
     NOTIFICATION_CONTENT_SYSTEM_LIVE_VIEW,
+
+    /**
+     * Common live view notification.
+     *
+     * @syscap SystemCapability.Notification.Notification
+     * @since 11
+     */
+    NOTIFICATION_CONTENT_LIVE_VIEW,
   }
 
   /**
@@ -2366,6 +2569,22 @@ declare namespace notificationManager {
    */
   export type NotificationRequest = _NotificationRequest;
 
+  /**
+   * Defines a NotificationFilter instance.
+   *
+   * @syscap SystemCapability.Notification.Notification
+   * @since 11
+   */
+  export type NotificationFilter = _NotificationFilter;
+
+  /**
+   * Defines a NotificationCheckRequest instance.
+   *
+   * @syscap SystemCapability.Notification.Notification
+   * @since 11
+   */
+  export type NotificationCheckRequest = _NotificationCheckRequest;
+
   /**
    * Describes distributed options.
    *
diff --git a/api/notification/notificationContent.d.ts b/api/notification/notificationContent.d.ts
index 33654aff75..1134716ca8 100644
--- a/api/notification/notificationContent.d.ts
+++ b/api/notification/notificationContent.d.ts
@@ -89,6 +89,101 @@ export interface NotificationLongTextContent extends NotificationBasicContent {
   expandedTitle: string;
 }
 
+/**
+   * Enum for live view notification option type.
+   *
+   * @enum { number }
+   * @syscap SystemCapability.Security.AccessToken
+   * @systemapi
+   * @since 11
+   */
+export enum LiveViewStatus {
+  /**
+   * Create the live view notification.
+   *
+   * @syscap SystemCapability.Security.AccessToken
+   * @systemapi
+   * @since 11
+   */
+  LIVE_VIEW_CREATE = 0,
+  /**
+   * Batch update the live view notification.
+   *
+   * @syscap SystemCapability.Security.AccessToken
+   * @systemapi
+   * @since 11
+   */
+  LIVE_VIEW_INCREMENTAL_UPDATE = 1,
+  /**
+   * Complete the live view notification.
+   *
+   * @syscap SystemCapability.Security.AccessToken
+   * @systemapi
+   * @since 11
+   */
+  LIVE_VIEW_END = 2,
+  /**
+   * Full update the live view notification.
+   *
+   * @syscap SystemCapability.Security.AccessToken
+   * @systemapi
+   * @since 11
+   */
+  LIVE_VIEW_FULL_UPDATE = 3
+}
+
+/**
+ * Describes a live view notification.
+ *
+ * @typedef NotificationLiveViewContent
+ * @syscap SystemCapability.Notification.Notification
+ * @systemapi
+ * @since 11
+ */
+export interface NotificationLiveViewContent extends NotificationBasicContent {
+  /**
+   * Status of the live view (0: create, 1: batch update, 2: end, 3: full update).
+   *
+   * @type { LiveViewStatus }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  status: LiveViewStatus;
+
+  /**
+   * Version of the live view with the same id. (If the version number stored in the database is less
+   * than 0, the version number is not verified at the current operation of update or end. Otherwise, the
+   * version number must be greater than the version number stored in the database.)
+   *
+   * @type { number }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  version: number;
+
+  /**
+   * Additional information of the live view notification.
+   *
+   * @type { [key: string]: any}
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  extraInfo?: {[key: string]: any};
+
+  /**
+   * Picture information of the live view notification.
+   *
+   * @type { [key: string]: Array<image.PixelMap> }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  pictureMap?: {[key: string]: Array<image.PixelMap>};
+}
+
 /**
  * Describes a multi-line text notification.
  *
@@ -296,7 +391,7 @@ export interface NotificationTime {
   initialTime?: number;
 
   /**
-   * 
+   *
    * Count down the time.
    *
    * @type { ?boolean }
diff --git a/api/notification/notificationRequest.d.ts b/api/notification/notificationRequest.d.ts
index c9fc76a02d..c853e8ba6b 100644
--- a/api/notification/notificationRequest.d.ts
+++ b/api/notification/notificationRequest.d.ts
@@ -16,11 +16,13 @@
 import notification from '../@ohos.notification';
 import image from '../@ohos.multimedia.image';
 import type notificationManager from '../@ohos.notificationManager';
+import type notificationSubscribe from '../@ohos.notificationSubscribe';
 import { WantAgent } from '../@ohos.wantAgent';
 import { NotificationContent } from './notificationContent';
 import { NotificationActionButton } from './notificationActionButton';
 import { NotificationTemplate } from './notificationTemplate';
 import { NotificationFlags } from './notificationFlags';
+import { BundleOption as _BundleOption } from './NotificationCommonDef';
 
 /**
  * Defines a NotificationRequest instance.
@@ -239,6 +241,16 @@ export interface NotificationRequest {
    */
   largeIcon?: image.PixelMap;
 
+  /**
+   * Overlay notification icon.
+   *
+   * @type { ?image.PixelMap }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  overlayIcon?: image.PixelMap;
+
   /**
    * The group information for this notification.
    *
@@ -431,3 +443,83 @@ export interface DistributedOptions {
    */
   readonly remindType?: number;
 }
+
+/**
+ * Describes notification filter.
+ *
+ * @typedef NotificationFilter
+ * @syscap SystemCapability.Notification.Notification
+ * @systemapi
+ * @since 11
+ */
+export interface NotificationFilter {
+  /**
+   * BundleOption of the notification.
+   *
+   * @type { BundleOption }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  bundle: BundleOption;
+
+  /**
+   * Indicates the label and id of the notification.
+   *
+   * @type { NotificationKey }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  notificationKey: notificationSubscribe.NotificationKey;
+
+  /**
+   * Indicates the additional information filter keys list.
+   *
+   * @type { ?Array<string> }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  extraInfoKeys?: Array<string>;
+}
+
+/**
+ * Describes notification check information.
+ *
+ * @typedef NotificationCheckRequest
+ * @syscap SystemCapability.Notification.Notification
+ * @systemapi
+ * @since 11
+ */
+export interface NotificationCheckRequest {
+  /**
+   * The notification content type.
+   *
+   * @type { notificationManager.ContentType }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  contentType: notificationManager.ContentType;
+
+  /**
+   * Type of the notification slot..
+   *
+   * @type { notificationManager.SlotType }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  slotType: notificationManager.SlotType;
+
+  /**
+   * Additional information of the notification.
+   *
+   * @type { Array<string> }
+   * @syscap SystemCapability.Notification.Notification
+   * @systemapi
+   * @since 11
+   */
+  extraKeys: Array<string>;
+}