diff --git a/api/@ohos.multimedia.camera.d.ts b/api/@ohos.multimedia.camera.d.ts
index 4cb282fd96f7fc368fceb73cff81ff36523855f2..92a7c64c66ab7e99031296d230c15d88113d6da2 100644
--- a/api/@ohos.multimedia.camera.d.ts
+++ b/api/@ohos.multimedia.camera.d.ts
@@ -475,6 +475,41 @@ declare namespace camera {
     readonly supportedMetadataObjectTypes: Array<MetadataObjectType>;
   }
 
+  /**
+   * Control center status info.
+   *
+   * @typedef ControlCenterStatusInfo
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @atomicservice
+   * @since 20
+   * @arkts 1.1&1.2
+   */
+  interface ControlCenterStatusInfo {
+    /**
+     * Control center effect type.
+     *
+     * @type { ControlCenterEffectType }
+     * @readonly
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    readonly effectType: ControlCenterEffectType;
+   
+    /**
+     * If effect type is active.
+     *
+     * @type { boolean }
+     * @readonly
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    readonly isActive: boolean;
+  }
+
   /**
    * Enum for camera error code.
    *
@@ -6289,6 +6324,36 @@ declare namespace camera {
      */
     BLACK_WHITE = 3
   }
+  
+  /**
+   * Enumerates the control center effect types.
+   *
+   * @enum { int }
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @atomicservice
+   * @since 20
+   * @arkts 1.1&1.2
+   */
+  enum ControlCenterEffectType {
+    /**
+     * Beauty type.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    BEAUTY = 0,
+    /**
+     * Portrait type.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    PORTRAIT = 1
+  }
 
   /**
    * Enum for policy type
@@ -9172,8 +9237,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     on(type: 'error', callback: ErrorCallback): void;
 
@@ -9192,8 +9256,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     off(type: 'error', callback?: ErrorCallback): void;
 
@@ -9216,8 +9279,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     on(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
@@ -9236,8 +9298,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     off(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
 
@@ -9260,8 +9321,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     on(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -9280,8 +9340,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     off(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -9293,8 +9352,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'macroStatusChanged', callback: AsyncCallback<boolean>): void;
 
@@ -9306,8 +9364,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'macroStatusChanged', callback?: AsyncCallback<boolean>): void;
 
@@ -9319,8 +9376,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'13','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 13
      */
     on(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
 
@@ -9332,8 +9388,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'13','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 13
      */
     off(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
 
@@ -9357,8 +9412,7 @@ declare namespace camera {
      * @param { AsyncCallback<AutoDeviceSwitchStatus> } callback - Callback used to return the result.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     on(type: 'autoDeviceSwitchStatusChange', callback: AsyncCallback<AutoDeviceSwitchStatus>): void;
 
@@ -9377,8 +9431,7 @@ declare namespace camera {
      * @param { AsyncCallback<AutoDeviceSwitchStatus> } callback - Callback used to return the result.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @atomicservice
-     * @since arkts {'1.1':'19','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 19
      */
     off(type: 'autoDeviceSwitchStatusChange', callback?: AsyncCallback<AutoDeviceSwitchStatus>): void;
 
@@ -9390,8 +9443,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'15','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 15
      */
     on(type: 'focusTrackingInfoAvailable', callback: Callback<FocusTrackingInfo>): void;
 
@@ -9403,8 +9455,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'15','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 15
      */
     off(type: 'focusTrackingInfoAvailable', callback?: Callback<FocusTrackingInfo>): void;
 
@@ -9495,8 +9546,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'18','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 18
      */
     on(type: 'lightStatusChange', callback: AsyncCallback<LightStatus>): void;
 
@@ -9508,143 +9558,391 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'18','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 18
      */
     off(type: 'lightStatusChange', callback?: AsyncCallback<LightStatus>): void;
-  }
 
-  /**
-   * Enumerates the system pressure levels of the current camera session. When the system pressure increases,
-   * you are advised to reduce the load of the current camera session.
-   * @enum { int }
-   * @syscap SystemCapability.Multimedia.Camera.Core
-   * @atomicservice
-   * @since 20
-   * @arkts 1.1&1.2
-   */
-  enum SystemPressureLevel {
     /**
-     * Normal level. This level indicates that the system pressure is normal.
-     * @syscap SystemCapability.Multimedia.Camera.Core
-     * @atomicservice
-     * @since 20
-     * @arkts 1.1&1.2
-     */
-    SYSTEM_PRESSURE_NORMAL = 0,
+    * @since 20
+    * @arkts 1.2
+    */
+    overload on { onError, onFocusStateChange, onSmoothZoomInfoAvailable, onMacroStatusChanged, onLcdFlashStatus,
+      onAutoDeviceSwitchStatusChange, onFocusTrackingInfoAvailable, onEffectSuggestionChange, onLightStatusChange };
 
     /**
-     * Low level. This level indicates that the system pressure is slightly increased.
+     * Registers a listener for error events in normal photo sessions to get the result by registering
+     * a callback function. This API uses an asynchronous callback to return the result.
+     * 
+     * Description: Currently, it is not allowed to use off() to unregister the callback
+     * within the callback method of on().
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
-     * @atomicservice
      * @since 20
-     * @arkts 1.1&1.2
+     * @arkts 1.2
      */
-    SYSTEM_PRESSURE_MILD = 1,
+    onError(type: 'error', callback: ErrorCallback): void;
 
     /**
-     * Severity level. This level indicates that the system pressure is severely increased.
+     * Registers a listener for error events in normal photo sessions to get the result by registering
+     * a callback function. This API uses an asynchronous callback to return the result.
+     * 
+     * Description: Currently, it is not allowed to use off() to unregister the callback
+     * within the callback method of on().
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
-     * @atomicservice
      * @since 20
-     * @arkts 1.1&1.2
+     * @arkts 1.2
      */
-    SYSTEM_PRESSURE_SEVERE = 2,
+    onFocusStateChange(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
     /**
-     * Critical level. This level indicates that the system pressure has reached a critical threshold.
+     * Registers a listener for state changes in the camera's smooth zoom to get the result by registering
+     * a callback function. This API uses an asynchronous callback to return the result.
+     * 
+     * Description: Currently, it is not allowed to use off() to unregister the callback
+     * within the callback method of on().
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
-     * @atomicservice
      * @since 20
-     * @arkts 1.1&1.2
+     * @arkts 1.2
      */
-    SYSTEM_PRESSURE_CRITICAL = 3,
+    onSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
     /**
-     * Shutdown level. This level indicates that the system pressure is fatal, and the camera session will be
-     * shut down soon.
+     * Subscribes camera macro status event callback.
+     *
+     * @param { 'macroStatusChanged' } type - Event type.
+     * @param { AsyncCallback<boolean> } callback - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
-     * @atomicservice
+     * @systemapi
      * @since 20
-     * @arkts 1.1&1.2
+     * @arkts 1.2
      */
-    SYSTEM_PRESSURE_SHUTDOWN = 4
-  }
+    onMacroStatusChanged(type: 'macroStatusChanged', callback: AsyncCallback<boolean>): void;
 
-  /**
-   * Enum for the camera light status.
-   *
-   * @enum { int }
-   * @syscap SystemCapability.Multimedia.Camera.Core
-   * @systemapi
-   * @since arkts {'1.1':'18','1.2':'20'}
-   * @arkts 1.1&1.2
-   */
-  enum LightStatus {
     /**
-     * Sufficient lighting.
+     * Subscribes to lcd flash status.
      *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } callback - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'18','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 20
+     * @arkts 1.2
      */
-    NORMAL = 0,
+    onLcdFlashStatus(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
 
     /**
-     * Insufficient lighting.
+     * Registers a listener for the camera's automatic lens switching state changes to get the
+     * result by registering a callback function. This API uses an asynchronous callback to
+     * return the result.
+     * 
+     * Description: Currently, it is not allowed to use off() to unregister the callback
+     * within the callback method of on().
      *
+     * @param { 'autoDeviceSwitchStatusChange' } type - Event type.
+     * @param { AsyncCallback<AutoDeviceSwitchStatus> } callback - Callback used to return the result.
      * @syscap SystemCapability.Multimedia.Camera.Core
-     * @systemapi
-     * @since arkts {'1.1':'18','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 20
+     * @arkts 1.2
      */
-    INSUFFICIENT = 1
-  }
+    onAutoDeviceSwitchStatusChange(type: 'autoDeviceSwitchStatusChange',
+      callback: AsyncCallback<AutoDeviceSwitchStatus>): void;
 
-  /**
-   * Enumerates the camera portrait effects.
-   *
-   * @enum { int }
-   * @syscap SystemCapability.Multimedia.Camera.Core
-   * @systemapi
-   * @since arkts {'1.1':'10','1.2':'20'}
-   * @arkts 1.1&1.2
-   */
-  enum PortraitEffect {
     /**
-     * portrait effect off.
+     * Subscribes to focus tracking info event callback.
      *
+     * @param { 'focusTrackingInfoAvailable' } type - Event type.
+     * @param { Callback<FocusTrackingInfo> } callback - Callback used to get the focus tracking info.
+     * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'10','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 20
+     * @arkts 1.2
      */
-    OFF = 0,
+    onFocusTrackingInfoAvailable(type: 'focusTrackingInfoAvailable', callback: Callback<FocusTrackingInfo>): void;
 
     /**
-     * circular blurring for portrait.
-     *
+     * Subscribes to effect suggestion change events.
+     * @param { 'effectSuggestionChange' } type - Event type.
+     * @param { AsyncCallback<EffectSuggestionType> } callback - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.[object Object]
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'10','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 20
+     * @arkts 1.2
      */
-    CIRCLES = 1,
+    onEffectSuggestionChange(type: 'effectSuggestionChange', callback: AsyncCallback<EffectSuggestionType>): void;
 
     /**
-     * heart blurring for portrait.
+     * Subscribes camera light status event callback.
      *
+     * @param { 'lightStatusChange' } type - Event type.
+     * @param { AsyncCallback<LightStatus> } callback - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 20
+     * @arkts 1.2
      */
-    HEART = 2,
+    onLightStatusChange(type: 'lightStatusChange', callback: AsyncCallback<LightStatus>): void;
 
     /**
-     * rotated blurring for portrait.
-     *
+    * @since 20
+    * @arkts 1.2
+    */
+    overload off { offError, offFocusStateChange, offSmoothZoomInfoAvailable, offMacroStatusChanged, offLcdFlashStatus,
+      offAutoDeviceSwitchStatusChange, offFocusTrackingInfoAvailable, offEffectSuggestionChange, offLightStatusChange };
+
+    /**
+     * Unsubscribes from error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } [callback] - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offError(type: 'error', callback?: ErrorCallback): void;
+
+    /**
+     * Unsubscribes from focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } [callback] - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusStateChange(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
+
+    /**
+     * Unsubscribes from zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } [callback] - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Unsubscribes camera macro status event callback.
+     *
+     * @param { 'macroStatusChanged' } type - Event type.
+     * @param { AsyncCallback<boolean> } [callback] - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offMacroStatusChanged(type: 'macroStatusChanged', callback?: AsyncCallback<boolean>): void;
+
+    /**
+     * Unsubscribes from lcd flash status.
+     *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } [callback] - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offLcdFlashStatus(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
+
+    /**
+     * Unsubscribes to auto device switch status event callback.
+     *
+     * @param { 'autoDeviceSwitchStatusChange' } type - Event type.
+     * @param { AsyncCallback<AutoDeviceSwitchStatus> } [callback] - Callback used to return the result.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offAutoDeviceSwitchStatusChange(type: 'autoDeviceSwitchStatusChange',
+      callback?: AsyncCallback<AutoDeviceSwitchStatus>): void;
+
+    /**
+     * Unsubscribes from focus tracking info event callback.
+     *
+     * @param { 'focusTrackingInfoAvailable' } type - Event type.
+     * @param { Callback<FocusTrackingInfo> } [callback] - Callback used to get the focus tracking info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusTrackingInfoAvailable(type: 'focusTrackingInfoAvailable', callback?: Callback<FocusTrackingInfo>): void;
+
+    /**
+     * Unsubscribes from effect suggestion change events.
+     * @param { 'effectSuggestionChange' } type - Event type.
+     * @param { AsyncCallback<EffectSuggestionType> } [callback] - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.[object Object]
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offEffectSuggestionChange(type: 'effectSuggestionChange', callback?: AsyncCallback<EffectSuggestionType>): void;
+
+    /**
+     * Unsubscribes camera light status event callback.
+     *
+     * @param { 'lightStatusChange' } type - Event type.
+     * @param { AsyncCallback<LightStatus> } [callback] - Callback used to return the result.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offLightStatusChange(type: 'lightStatusChange', callback?: AsyncCallback<LightStatus>): void;
+  }
+
+  /**
+   * Enumerates the system pressure levels of the current camera session. When the system pressure increases,
+   * you are advised to reduce the load of the current camera session.
+   * @enum { int }
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @atomicservice
+   * @since 20
+   * @arkts 1.1&1.2
+   */
+  enum SystemPressureLevel {
+    /**
+     * Normal level. This level indicates that the system pressure is normal.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    SYSTEM_PRESSURE_NORMAL = 0,
+
+    /**
+     * Low level. This level indicates that the system pressure is slightly increased.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    SYSTEM_PRESSURE_MILD = 1,
+
+    /**
+     * Severity level. This level indicates that the system pressure is severely increased.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    SYSTEM_PRESSURE_SEVERE = 2,
+
+    /**
+     * Critical level. This level indicates that the system pressure has reached a critical threshold.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    SYSTEM_PRESSURE_CRITICAL = 3,
+
+    /**
+     * Shutdown level. This level indicates that the system pressure is fatal, and the camera session will be
+     * shut down soon.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    SYSTEM_PRESSURE_SHUTDOWN = 4
+  }
+
+  /**
+   * Enum for the camera light status.
+   *
+   * @enum { int }
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @systemapi
+   * @since arkts {'1.1':'18','1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  enum LightStatus {
+    /**
+     * Sufficient lighting.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since arkts {'1.1':'18','1.2':'20'}
+     * @arkts 1.1&1.2
+     */
+    NORMAL = 0,
+
+    /**
+     * Insufficient lighting.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since arkts {'1.1':'18','1.2':'20'}
+     * @arkts 1.1&1.2
+     */
+    INSUFFICIENT = 1
+  }
+
+  /**
+   * Enumerates the camera portrait effects.
+   *
+   * @enum { int }
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @systemapi
+   * @since arkts {'1.1':'10','1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  enum PortraitEffect {
+    /**
+     * portrait effect off.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since arkts {'1.1':'10','1.2':'20'}
+     * @arkts 1.1&1.2
+     */
+    OFF = 0,
+
+    /**
+     * circular blurring for portrait.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since arkts {'1.1':'10','1.2':'20'}
+     * @arkts 1.1&1.2
+     */
+    CIRCLES = 1,
+
+    /**
+     * heart blurring for portrait.
+     *
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since arkts {'1.1':'11','1.2':'20'}
+     * @arkts 1.1&1.2
+     */
+    HEART = 2,
+
+    /**
+     * rotated blurring for portrait.
+     *
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
      * @since arkts {'1.1':'11','1.2':'20'}
@@ -9985,8 +10283,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'error', callback: ErrorCallback): void;
 
@@ -9997,8 +10294,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'error', callback?: ErrorCallback): void;
 
@@ -10009,8 +10305,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
@@ -10021,8 +10316,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
 
@@ -10033,8 +10327,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10045,8 +10338,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10058,8 +10350,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'13','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 13
      */
     on(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
 
@@ -10071,11 +10362,120 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'13','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 13
      */
     off(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
 
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload on { onError, onFocusStateChange, onSmoothZoomInfoAvailable, onLcdFlashStatus };
+    
+    /**
+     * Subscribes to error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } callback - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onError(type: 'error', callback: ErrorCallback): void;
+
+    /**
+     * Subscribes focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onFocusStateChange(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
+
+    /**
+     * Subscribes zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Subscribes to lcd flash status.
+     *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } callback - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onLcdFlashStatus(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload off { offError, offFocusStateChange, offSmoothZoomInfoAvailable, offLcdFlashStatus };
+
+    /**
+     * Unsubscribes from error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } [callback] - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offError(type: 'error', callback?: ErrorCallback): void;
+
+    /**
+     * Unsubscribes from focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } [callback] - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusStateChange(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
+
+    /**
+     * Unsubscribes from zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } [callback] - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Unsubscribes from lcd flash status.
+     *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } [callback] - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offLcdFlashStatus(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
+
     /**
      * Gets session functions.
      *
@@ -10122,8 +10522,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'error', callback: ErrorCallback): void;
 
@@ -10135,8 +10534,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'error', callback?: ErrorCallback): void;
 
@@ -10148,8 +10546,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
@@ -10161,8 +10558,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
 
@@ -10174,8 +10570,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10187,10 +10582,99 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload on { onError, onFocusStateChange, onSmoothZoomInfoAvailable };
+
+    /**
+     * Subscribes to error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } callback - Callback used to get the capture session errors.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onError(type: 'error', callback: ErrorCallback): void;
+
+    /**
+     * Subscribes focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onFocusStateChange(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
+
+    /**
+     * Subscribes zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload off { offError, offFocusStateChange, offSmoothZoomInfoAvailable };
+
+    /**
+     * Unsubscribes from error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } [callback] - Callback used to get the capture session errors.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offError(type: 'error', callback?: ErrorCallback): void;
+
+    /**
+     * Unsubscribes from focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } [callback] - Callback used to get the focus state change.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusStateChange(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
+
+    /**
+     * Unsubscribes from zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } [callback] - Callback used to get the zoom info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
   }
 
   /**
@@ -10307,8 +10791,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'error', callback: ErrorCallback): void;
 
@@ -10319,8 +10802,7 @@ declare namespace camera {
      * @param { ErrorCallback } callback - Callback used to get the capture session errors.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'error', callback?: ErrorCallback): void;
 
@@ -10331,8 +10813,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
@@ -10343,8 +10824,7 @@ declare namespace camera {
      * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
 
@@ -10355,8 +10835,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     on(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10367,8 +10846,7 @@ declare namespace camera {
      * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'11','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 11
      */
     off(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10380,8 +10858,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
 
@@ -10393,24 +10870,133 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
-  }
 
-  /**
-   * ISO info object
-   *
-   * @typedef IsoInfo
-   * @syscap SystemCapability.Multimedia.Camera.Core
-   * @systemapi
-   * @since arkts {'1.1':'12','1.2':'20'}
-   * @arkts 1.1&1.2
-   */
-  interface IsoInfo {
     /**
-     * ISO value.
+     * @since 20
+     * @arkts 1.2
+     */
+    overload on { onError, onFocusStateChange, onSmoothZoomInfoAvailable, onLcdFlashStatus };
+
+    /**
+     * Subscribes to error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } callback - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onError(type: 'error', callback: ErrorCallback): void;
+
+    /**
+     * Subscribes focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onFocusStateChange(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
+
+    /**
+     * Subscribes zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Subscribes to lcd flash status.
+     *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } callback - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onLcdFlashStatus(type: 'lcdFlashStatus', callback: AsyncCallback<LcdFlashStatus>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload off { offError, offFocusStateChange, offSmoothZoomInfoAvailable, offLcdFlashStatus };
+
+    /**
+     * Unsubscribes from error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } [callback] - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offError(type: 'error', callback?: ErrorCallback): void;
+
+    /**
+     * Unsubscribes from focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } [callback] - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusStateChange(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
+
+    /**
+     * Unsubscribes from zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } [callback] - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Unsubscribes from lcd flash status.
+     *
+     * @param { 'lcdFlashStatus' } type - Event type.
+     * @param { AsyncCallback<LcdFlashStatus> } [callback] - Callback used to get the lcd flash status.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offLcdFlashStatus(type: 'lcdFlashStatus', callback?: AsyncCallback<LcdFlashStatus>): void;
+  }
+
+  /**
+   * ISO info object
+   *
+   * @typedef IsoInfo
+   * @syscap SystemCapability.Multimedia.Camera.Core
+   * @systemapi
+   * @since arkts {'1.1':'12','1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  interface IsoInfo {
+    /**
+     * ISO value.
      *
      * @type { ?int }
      * @readonly
@@ -10509,8 +11095,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'error', callback: ErrorCallback): void;
 
@@ -10522,8 +11107,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'error', callback?: ErrorCallback): void;
 
@@ -10535,8 +11119,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
 
@@ -10548,8 +11131,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
 
@@ -10561,8 +11143,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10574,8 +11155,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
 
@@ -10587,8 +11167,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'isoInfoChange', callback: AsyncCallback<IsoInfo>): void;
 
@@ -10600,8 +11179,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'isoInfoChange', callback?: AsyncCallback<IsoInfo>): void;
 
@@ -10613,8 +11191,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'exposureInfoChange', callback: AsyncCallback<ExposureInfo>): void;
 
@@ -10626,8 +11203,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'exposureInfoChange', callback?: AsyncCallback<ExposureInfo>): void;
 
@@ -10639,8 +11215,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'apertureInfoChange', callback: AsyncCallback<ApertureInfo>): void;
 
@@ -10652,8 +11227,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'apertureInfoChange', callback?: AsyncCallback<ApertureInfo>): void;
 
@@ -10665,8 +11239,7 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     on(type: 'luminationInfoChange', callback: AsyncCallback<LuminationInfo>): void;
 
@@ -10678,10 +11251,185 @@ declare namespace camera {
      * @throws { BusinessError } 202 - Not System Application.
      * @syscap SystemCapability.Multimedia.Camera.Core
      * @systemapi
-     * @since arkts {'1.1':'12','1.2':'20'}
-     * @arkts 1.1&1.2
+     * @since 12
      */
     off(type: 'luminationInfoChange', callback?: AsyncCallback<LuminationInfo>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload on { onError, onFocusStateChange, onSmoothZoomInfoAvailable, onIsoInfoChange, onExposureInfoChange,
+      onApertureInfoChange, onLuminationInfoChange };
+
+    /**
+     * Subscribes to error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } callback - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    onError(type: 'error', callback: ErrorCallback): void;
+
+    /**
+     * Subscribes focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } callback - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    onFocusStateChange(type: 'focusStateChange', callback: AsyncCallback<FocusState>): void;
+
+    /**
+     * Subscribes zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } callback - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    onSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Subscribes ISO info event callback.
+     *
+     * @param { 'isoInfoChange' } type - Event type.
+     * @param { AsyncCallback<IsoInfo> } callback - Callback used to get the ISO info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    onIsoInfoChange(type: 'isoInfoChange', callback: AsyncCallback<IsoInfo>): void;
+
+    /**
+     * Subscribes exposure info event callback.
+     *
+     * @param { 'exposureInfoChange' } type - Event type.
+     * @param { AsyncCallback<ExposureInfo> } callback - Callback used to get the exposure info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    onExposureInfoChange(type: 'exposureInfoChange', callback: AsyncCallback<ExposureInfo>): void;
+
+    /**
+     * Subscribes aperture info event callback.
+     *
+     * @param { 'apertureInfoChange' } type - Event type.
+     * @param { AsyncCallback<ApertureInfo> } callback - Callback used to get the aperture info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onApertureInfoChange(type: 'apertureInfoChange', callback: AsyncCallback<ApertureInfo>): void;
+
+    /**
+     * Subscribes lumination info event callback.
+     *
+     * @param { 'luminationInfoChange' } type - Event type.
+     * @param { AsyncCallback<LuminationInfo> } callback - Callback used to get the lumination info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    onLuminationInfoChange(type: 'luminationInfoChange', callback: AsyncCallback<LuminationInfo>): void;
+
+    /**
+     * @since 20
+     * @arkts 1.2
+     */
+    overload off { offError, offFocusStateChange, offSmoothZoomInfoAvailable, offIsoInfoChange, offExposureInfoChange,
+      offApertureInfoChange, offLuminationInfoChange };
+
+    /**
+     * Unsubscribes from error events.
+     *
+     * @param { 'error' } type - Event type.
+     * @param { ErrorCallback } [callback] - Callback used to get the capture session errors.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offError(type: 'error', callback?: ErrorCallback): void;
+
+    /**
+     * Unsubscribes from focus state change event callback.
+     *
+     * @param { 'focusStateChange' } type - Event type.
+     * @param { AsyncCallback<FocusState> } [callback] - Callback used to get the focus state change.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offFocusStateChange(type: 'focusStateChange', callback?: AsyncCallback<FocusState>): void;
+
+    /**
+     * Unsubscribes from zoom info event callback.
+     *
+     * @param { 'smoothZoomInfoAvailable' } type - Event type.
+     * @param { AsyncCallback<SmoothZoomInfo> } [callback] - Callback used to get the zoom info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offSmoothZoomInfoAvailable(type: 'smoothZoomInfoAvailable', callback?: AsyncCallback<SmoothZoomInfo>): void;
+
+    /**
+     * Unsubscribes from ISO info event callback.
+     *
+     * @param { 'isoInfoChange' } type - Event type.
+     * @param { AsyncCallback<IsoInfo> } [callback] - Callback used to get the ISO info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offIsoInfoChange(type: 'isoInfoChange', callback?: AsyncCallback<IsoInfo>): void;
+
+    /**
+     * Unsubscribes from exposure info event callback.
+     *
+     * @param { 'exposureInfoChange' } type - Event type.
+     * @param { AsyncCallback<ExposureInfo> } [callback] - Callback used to get the exposure info.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    offExposureInfoChange(type: 'exposureInfoChange', callback?: AsyncCallback<ExposureInfo>): void;
+
+    /**
+     * Unsubscribes from aperture info event callback.
+     *
+     * @param { 'apertureInfoChange' } type - Event type.
+     * @param { AsyncCallback<ApertureInfo> } [callback] - Callback used to get the aperture info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offApertureInfoChange(type: 'apertureInfoChange', callback?: AsyncCallback<ApertureInfo>): void;
+
+    /**
+     * Unsubscribes from lumination info event callback.
+     *
+     * @param { 'luminationInfoChange' } type - Event type.
+     * @param { AsyncCallback<LuminationInfo> } [callback] - Callback used to get the lumination info.
+     * @throws { BusinessError } 202 - Not System Application.
+     * @syscap SystemCapability.Multimedia.Camera.Core
+     * @systemapi
+     * @since 20
+     * @arkts 1.2
+     */
+    offLuminationInfoChange(type: 'luminationInfoChange', callback?: AsyncCallback<LuminationInfo>): void;
   }
 
   /**