diff --git a/api/@ohos.multimodalInput.inputDeviceCooperate.d.ts b/api/@ohos.multimodalInput.inputDeviceCooperate.d.ts
index c302bdac7e8f3882ff68fe0a818e3e3ebf4e8e6a..476612222981be230e68741cb62faf35351c8f1a 100644
--- a/api/@ohos.multimodalInput.inputDeviceCooperate.d.ts
+++ b/api/@ohos.multimodalInput.inputDeviceCooperate.d.ts
@@ -25,7 +25,8 @@ import { AsyncCallback } from "./@ohos.base";
  * 
  * @namespace inputDeviceCooperate
  * @syscap SystemCapability.MultimodalInput.Input.Cooperator
- * @since 9
+ * @since arkts {'1.1':'9', '1.2':'20'}
+ * @arkts 1.1&1.2
  */
 
 
@@ -36,7 +37,8 @@ declare namespace inputDeviceCooperate {
    * @enum { number }
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use.
-   * @since 9
+   * @since arkts {'1.1':'9', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   enum EventMsg {
     /**
@@ -44,7 +46,8 @@ declare namespace inputDeviceCooperate {
      * 
      * @syscap SystemCapability.MultimodalInput.Input.Cooperator
      * @systemapi hide for inner use
-     * @since 9
+     * @since arkts {'1.1':'9', '1.2':'20'}
+     * @arkts 1.1&1.2
     */
     MSG_COOPERATE_INFO_START = 200,
 
@@ -53,7 +56,8 @@ declare namespace inputDeviceCooperate {
      *
      * @syscap SystemCapability.MultimodalInput.Input.Cooperator
      * @systemapi hide for inner use
-     * @since 9
+     * @since arkts {'1.1':'9', '1.2':'20'}
+     * @arkts 1.1&1.2
     */
     MSG_COOPERATE_INFO_SUCCESS = 201,
 
@@ -62,7 +66,8 @@ declare namespace inputDeviceCooperate {
      * 
      * @syscap SystemCapability.MultimodalInput.Input.Cooperator
      * @systemapi hide for inner use
-     * @since 9
+     * @since arkts {'1.1':'9', '1.2':'20'}
+     * @arkts 1.1&1.2
     */
     MSG_COOPERATE_INFO_FAIL = 202,
 
@@ -71,7 +76,8 @@ declare namespace inputDeviceCooperate {
      *
      * @syscap SystemCapability.MultimodalInput.Input.Cooperator
      * @systemapi hide for inner use
-     * @since 9
+     * @since arkts {'1.1':'9', '1.2':'20'}
+     * @arkts 1.1&1.2
     */
     MSG_COOPERATE_STATE_ON = 500,
 
@@ -80,7 +86,8 @@ declare namespace inputDeviceCooperate {
      *
      * @syscap SystemCapability.MultimodalInput.Input.Cooperator
      * @systemapi hide for inner use
-     * @since 9
+     * @since arkts {'1.1':'9', '1.2':'20'}
+     * @arkts 1.1&1.2
     */
     MSG_COOPERATE_STATE_OFF = 501,
   }
@@ -95,7 +102,8 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 9
+   * @since arkts {'1.1':'9', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   /**
    * Specifies whether to enable screen hopping.
@@ -108,7 +116,8 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function enable(enable: boolean, callback: AsyncCallback<void>): void;
 
@@ -135,7 +144,8 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function enable(enable: boolean): Promise<void>;
 
@@ -159,7 +169,7 @@ declare namespace inputDeviceCooperate {
    * This API uses an asynchronous callback to return the result.
    * 
    * @param { string } sinkDeviceDescriptor Descriptor of the target device for screen hopping.
-   * @param { number } srcInputDeviceId ID of the target device for screen hopping.
+   * @param { int } srcInputDeviceId ID of the target device for screen hopping.
    * @param { AsyncCallback<void> } callback Callback used to return the result.
    * @throws { BusinessError } 202 - Permission denied, non-system app called system api.
    * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
@@ -168,9 +178,10 @@ declare namespace inputDeviceCooperate {
    * @throws { BusinessError } 4400002 - Screen hop failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
-  function start(sinkDeviceDescriptor: string, srcInputDeviceId: number, callback: AsyncCallback<void>): void;
+  function start(sinkDeviceDescriptor: string, srcInputDeviceId: int, callback: AsyncCallback<void>): void;
 
   /**
    * Starts screen hopping.
@@ -192,7 +203,7 @@ declare namespace inputDeviceCooperate {
    * This API uses a promise to return the result.
    * 
    * @param { string } sinkDeviceDescriptor Descriptor of the target device for screen hopping.
-   * @param { number } srcInputDeviceId ID of the target device for screen hopping.
+   * @param { int } srcInputDeviceId ID of the target device for screen hopping.
    * @returns { Promise<void> } Promise used to return the result.
    * @throws { BusinessError } 202 - Permission denied, non-system app called system api.
    * @throws { BusinessError } 401 - Parameter error. Possible causes: 1. Mandatory parameters are left unspecified;
@@ -201,9 +212,10 @@ declare namespace inputDeviceCooperate {
    * @throws { BusinessError } 4400002 - Screen hop failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use 
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
   */
-  function start(sinkDeviceDescriptor: string, srcInputDeviceId: number): Promise<void>;
+  function start(sinkDeviceDescriptor: string, srcInputDeviceId: int): Promise<void>;
 
   /**
    * Stops screen hopping.
@@ -226,7 +238,8 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function stop(callback: AsyncCallback<void>): void;
 
@@ -237,7 +250,8 @@ declare namespace inputDeviceCooperate {
    * @returns { Promise<void> } Promise used to return the result.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 9
+   * @since arkts {'1.1':'9', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   /**
    * Stops screen hopping. 
@@ -247,7 +261,8 @@ declare namespace inputDeviceCooperate {
    * @throws { BusinessError } 202 - Permission denied, non-system app called system api.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function stop(): Promise<void>;
 
@@ -274,9 +289,16 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
+  /*** if arkts 1.1 */
   function getState(deviceDescriptor: string, callback: AsyncCallback<{ state: boolean }>): void;
+  /*** endif */
+
+  /*** if arkts 1.2 */
+  function getState(deviceDescriptor: string, callback: AsyncCallback<boolean>): void;
+  /*** endif */
 
   /**
    * Checks whether screen hopping is enabled.
@@ -303,9 +325,51 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
+  /*** if arkts 1.1 */
   function getState(deviceDescriptor: string): Promise<{ state: boolean }>;
+  /*** endif */
+
+  /*** if arkts 1.2 */
+  function getState(deviceDescriptor: string): Promise<boolean>;
+  /*** endif */
+
+
+/*** if arkts 1.2 */
+  /**
+  * Enumerates screen hopping event.
+  *
+  * @enum { number }
+  * @syscap SystemCapability.MultimodalInput.Input.Cooperator
+  * @systemapi hide for inner use.
+  * @since 20
+  * @arkts 1.2
+  */
+  interface Coopinfo {
+    /**
+    * Enumerates screen hopping event.
+    *
+    * @enum { number }
+    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
+    * @systemapi hide for inner use.
+    * @since 20
+    * @arkts 1.2
+    */
+    deviceDescriptor: String;
+    /**
+    * Enumerates screen hopping event.
+    *
+    * @enum { number }
+    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
+    * @systemapi hide for inner use.
+    * @since 20
+    * @arkts 1.2
+    */
+	  eventMsg: EventMsg;
+  }
+/*** endif */
 
   /**
    * Enables listening for screen hopping status change events.
@@ -328,9 +392,16 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
+  /*** if arkts 1.1 */
   function on(type: 'cooperation', callback: AsyncCallback<{ deviceDescriptor: string, eventMsg: EventMsg }>): void;
+  /*** endif */
+
+  /*** if arkts 1.2 */
+  function on(type: 'cooperation', callback: AsyncCallback<Coopinfo>): void;
+  /*** endif */
 
   /**
    * Disables listening for screen hopping status change events.
@@ -355,7 +426,8 @@ declare namespace inputDeviceCooperate {
    * <br>2. Incorrect parameter types; 3. Parameter verification failed.
    * @syscap SystemCapability.MultimodalInput.Input.Cooperator
    * @systemapi hide for inner use
-   * @since 12
+   * @since arkts {'1.1':'12', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function off(type: 'cooperation', callback?: AsyncCallback<void>): void;