diff --git a/api/@ohos.data.unifiedDataChannel.d.ts b/api/@ohos.data.unifiedDataChannel.d.ts
index 1c353be3b0ce7e92beefddd339774ea15070a5db..5ff5396492c8b03f70b1cc6a29845df1387d3285 100644
--- a/api/@ohos.data.unifiedDataChannel.d.ts
+++ b/api/@ohos.data.unifiedDataChannel.d.ts
@@ -256,7 +256,8 @@ declare namespace unifiedDataChannel {
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
-     * @since 14
+     * @since arkts {'1.1':'14', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     addRecord(record: UnifiedRecord): void;
     /**
@@ -363,7 +364,8 @@ declare namespace unifiedDataChannel {
      * @type { Record<string, number> }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 11
+     * @since arkts {'1.1':'11', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     summary: Record<string, number>;
     /**
@@ -378,7 +380,8 @@ declare namespace unifiedDataChannel {
      * @type { number }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 11
+     * @since arkts {'1.1':'11', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     totalSize: number;
   }
@@ -428,7 +431,8 @@ declare namespace unifiedDataChannel {
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
-     * @since 14
+     * @since arkts {'1.1':'14', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     getType(): string;
 
@@ -493,7 +497,8 @@ declare namespace unifiedDataChannel {
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
-     * @since 14
+     * @since arkts {'1.1':'14', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     getValue(): ValueType;
 
@@ -566,7 +571,8 @@ declare namespace unifiedDataChannel {
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @crossplatform
    * @atomicservice
-   * @since 14
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   class Text extends UnifiedRecord {
     /**
@@ -593,92 +599,85 @@ declare namespace unifiedDataChannel {
      * @since 14
      */
     details?: Record<string, string>;
-  }
 
-  /**
-   * Describe the unified plain text data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe the unified plain text data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  /**
-   * Describe the unified plain text data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @crossplatform
-   * @atomicservice
-   * @since 14
-   */
-  class PlainText extends Text {
     /**
-     * Indicates the content of text
+     * Indicates the details of unified text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the content of text
+     * Indicates the details of unified text
      *
-     * @type { string }
+     * @type { ?Record<string, string> }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
     /**
-     * Indicates the content of text
+     * Indicates the details of unified text
      *
-     * @type { string }
+     * @type { ?Record<string, string> }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
      * @since 14
      */
-    textContent: string;
     /**
-     * Indicates the abstract of text
+     * Indicates the details of unified text
+     *
+     * @returns { Record<string, string> | undefined } the details of unified text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get details(): Record<string, string> | undefined;
+
+    /**
+     * Indicates the details of unified text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the abstract of text
+     * Indicates the details of unified text
      *
-     * @type { ?string }
+     * @type { ?Record<string, string> }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
     /**
-     * Indicates the abstract of text
+     * Indicates the details of unified text
      *
-     * @type { ?string }
+     * @type { ?Record<string, string> }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
      * @since 14
      */
-    abstract?: string;
+    /**
+     * Indicates the details of unified text
+     *
+     * @param { Record<string, string> } the details of unified text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set details(value: Record<string, string>);
   }
 
   /**
-   * Describe the unified link data
+   * Describe the unified plain text data
    *
    * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @since 10
    */
   /**
-   * Describe the unified link data
+   * Describe the unified plain text data
    *
    * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -686,23 +685,24 @@ declare namespace unifiedDataChannel {
    * @since 11
    */
   /**
-   * Describe the unified link data
+   * Describe the unified plain text data
    *
    * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @crossplatform
    * @atomicservice
-   * @since 14
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
-  class Hyperlink extends Text {
+  class PlainText extends Text {
     /**
-     * Indicates the url of a link
+     * Indicates the content of text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the url of a link
+     * Indicates the content of text
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -710,7 +710,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the url of a link
+     * Indicates the content of text
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -718,66 +718,50 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    url: string;
+    textContent: string;
+
     /**
-     * Indicates the description of a link
+     * Indicates the content of text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the description of a link
+     * Indicates the content of text
      *
-     * @type { ?string }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
     /**
-     * Indicates the description of a link
+     * Indicates the content of text
      *
-     * @type { ?string }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
      * @since 14
      */
-    description?: string;
-  }
+    /**
+     * Indicates the content of text
+     *
+     * @returns { string } the content of text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get textContent(): string;
 
-  /**
-   * Describe the unified html data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe the unified html data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  /**
-   * Describe the unified html data
-   *
-   * @extends Text
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @crossplatform
-   * @atomicservice
-   * @since 14
-   */
-  class HTML extends Text {
     /**
-     * Indicates the content of html, with html tags
+     * Indicates the content of text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the content of html, with html tags
+     * Indicates the content of text
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -785,7 +769,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the content of html, with html tags
+     * Indicates the content of text
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -793,15 +777,25 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    htmlContent: string;
     /**
-     * Indicates the plain content of html
+     * Indicates the content of text
+     *
+     * @param { string } the content of text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set textContent(value: string);
+
+    /**
+     * Indicates the abstract of text
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the plain content of html
+     * Indicates the abstract of text
      *
      * @type { ?string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -809,7 +803,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the plain content of html
+     * Indicates the abstract of text
      *
      * @type { ?string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -817,66 +811,90 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    plainContent?: string;
+    abstract?: string;
+
+    /**
+     * Indicates the abstract of text
+     *
+     * @returns { string | undefined } the abstract of text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get textAbstract(): string | undefined;
+
+    /**
+     * Indicates the abstract of text
+     *
+     * @param { string } the abstract of text
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set textAbstract(value: string);
   }
 
   /**
-   * Describe the unified file data
+   * Describe the unified link data
    *
-   * @extends UnifiedRecord
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @since 10
    */
   /**
-   * Describe the unified file data
+   * Describe the unified link data
    *
-   * @extends UnifiedRecord
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
    * @since 11
    */
   /**
-   * Describe the unified file data
+   * Describe the unified link data
    *
-   * @extends UnifiedRecord
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @crossplatform
    * @atomicservice
-   * @since 14
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
-  class File extends UnifiedRecord {
+  class Hyperlink extends Text {
     /**
-     * Indicates the details of unified File
+     * Indicates the url of a link
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the details of unified File
+     * Indicates the url of a link
      *
-     * @type { ?Record<string, string> }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
     /**
-     * Indicates the details of unified File
+     * Indicates the url of a link
      *
-     * @type { ?Record<string, string> }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
      * @since 14
      */
-    details?: Record<string, string>;
+    url: string;
+
     /**
-     * Indicates the uri of file
+     * Indicates the url of a link
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the uri of file
+     * Indicates the url of a link
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -884,7 +902,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the uri of file
+     * Indicates the url of a link
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -892,42 +910,25 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    uri: string;
-  }
+    /**
+     * Indicates the url of a link
+     *
+     * @returns { string } the url of a link
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get url(): string;
 
-  /**
-   * Describe the unified image data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe the unified image data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  /**
-   * Describe the unified image data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @crossplatform
-   * @atomicservice
-   * @since 14
-   */
-  class Image extends File {
     /**
-     * Indicates the uri of image
+     * Indicates the url of a link
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the uri of image
+     * Indicates the url of a link
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -935,7 +936,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the uri of image
+     * Indicates the url of a link
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -943,93 +944,145 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    imageUri: string;
-  }
-
-  /**
-   * Describe the unified video data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe the unified video data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  /**
-   * Describe the unified video data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @crossplatform
-   * @atomicservice
-   * @since 14
-   */
-  class Video extends File {
     /**
-     * Indicates the uri of video
+     * Indicates the url of a link
+     *
+     * @param { string } the url of a link
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set url(value: string);
+
+    /**
+     * Indicates the description of a link
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the uri of video
+     * Indicates the description of a link
      *
-     * @type { string }
+     * @type { ?string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
     /**
-     * Indicates the uri of video
+     * Indicates the description of a link
      *
-     * @type { string }
+     * @type { ?string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @crossplatform
      * @atomicservice
      * @since 14
      */
-    videoUri: string;
+    description?: string;
+
+    /**
+     * Indicates the description of a link
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @returns { string | undefined } the description of a link.
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get description(): string | undefined;
+
+    /**
+     * Indicates the description of a link.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the description of a link
+     *
+     * @param { string } the description of a link
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set description(value: string);
   }
 
   /**
-   * Describe the unified audio data
+   * Describe the unified html data
    *
-   * @extends File
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @since 10
    */
   /**
-   * Describe the unified audio data
+   * Describe the unified html data
    *
-   * @extends File
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
    * @since 11
    */
   /**
-   * Describe the unified audio data
+   * Describe the unified html data
    *
-   * @extends File
+   * @extends Text
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @crossplatform
    * @atomicservice
-   * @since 14
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
-  class Audio extends File {
+  class HTML extends Text {
     /**
-     * Indicates the uri of audio
+     * Indicates the content of html, with html tags
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the uri of audio
+     * Indicates the content of html, with html tags
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -1037,7 +1090,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the uri of audio
+     * Indicates the content of html, with html tags
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -1045,42 +1098,16 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    audioUri: string;
-  }
+    htmlContent: string;
 
-  /**
-   * Describe the unified folder data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe the unified folder data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  /**
-   * Describe the unified folder data
-   *
-   * @extends File
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @crossplatform
-   * @atomicservice
-   * @since 14
-   */
-  class Folder extends File {
     /**
-     * Indicates the uri of folder
+     * Indicates the content of html, with html tags
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the uri of folder
+     * Indicates the content of html, with html tags
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -1088,7 +1115,7 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     /**
-     * Indicates the uri of folder
+     * Indicates the content of html, with html tags
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
@@ -1096,232 +1123,1641 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 14
      */
-    folderUri: string;
-  }
+    /**
+     * Indicates the content of html, with html tags
+     *
+     * @returns { string } the content of html
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get htmlContent(): string;
 
-  /**
-   * Describe system defined type data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends UnifiedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe system defined type data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends UnifiedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  class SystemDefinedRecord extends UnifiedRecord {
     /**
-     * Indicates the details of system defined data
+     * Indicates the content of html, with html tags
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the details of system defined data
+     * Indicates the content of html, with html tags
      *
-     * @type { ?Record<string, number | string | Uint8Array> }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    details?: Record<string, number | string | Uint8Array>;
-  }
+    /**
+     * Indicates the content of html, with html tags
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the content of html, with html tags
+     *
+     * @param { string } the content of html
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set htmlContent(value: string);
+
+    /**
+     * Indicates the plain content of html
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    plainContent?: string;
+
+    /**
+     * Indicates the plain content of html
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @returns { string | undefined } the plain content of html
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get plainContent(): string | undefined;
+
+    /**
+     * Indicates the plain content of html
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the plain content of html
+     *
+     * @param { string } the plain content of html
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set plainContent(value: string);
+  }
+
+  /**
+   * Describe the unified file data
+   *
+   * @extends UnifiedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe the unified file data
+   *
+   * @extends UnifiedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 11
+   */
+  /**
+   * Describe the unified file data
+   *
+   * @extends UnifiedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @crossplatform
+   * @atomicservice
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class File extends UnifiedRecord {
+    /**
+     * Indicates the details of unified File
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    details?: Record<string, string>;
+
+    /**
+     * Indicates the details of unified File
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @returns { Record<string, string> | undefined } the details of unified File
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get details(): Record<string, string> | undefined;
+
+    /**
+     * Indicates the details of unified File
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @type { ?Record<string, string> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the details of unified File
+     *
+     * @param { Record<string, string> } the details of unified File
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set details(value: Record<string, string>);
+
+    /**
+     * URI of the local file or online file. The local file URI can be obtained using the getUriFromPath function.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * URI of the local file or online file. The local file URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * URI of the local file or online file. The local file URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    uri: string;
+  
+    /**
+     * Indicates the uri of file
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @returns { string } the uri of file
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get uri(): string;
+
+    /**
+     * Indicates the uri of file
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of file
+     *
+     * @param { string } the uri of file
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set uri(value: string);
+  }
+
+  /**
+   * Describe the unified image data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe the unified image data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 11
+   */
+  /**
+   * Describe the unified image data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @crossplatform
+   * @atomicservice
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class Image extends File {
+    /**
+     * URI of the local image or online image. The local image URI can be obtained using the getUriFromPath function.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * URI of the local image or online image. The local image URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * URI of the local image or online image. The local image URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    imageUri: string;
+
+    /**
+     * Indicates the uri of image
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @returns { string } the uri of image
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get imageUri(): string;
+
+    /**
+     * Indicates the uri of image
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of image
+     *
+     * @param { string } the uri of image
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set imageUri(value: string);
+  }
+
+  /**
+   * Describe the unified video data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe the unified video data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 11
+   */
+  /**
+   * Describe the unified video data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @crossplatform
+   * @atomicservice
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class Video extends File {
+    /**
+     * URI of the local video or online video. The local video URI can be obtained using the getUriFromPath function.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * URI of the local video or online video. The local video URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * URI of the local video or online video. The local video URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    videoUri: string;
+
+    /**
+     * Indicates the uri of video
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @returns { string } the uri of video
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get videoUri(): string;
+
+    /**
+     * Indicates the uri of video
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of video
+     *
+     * @param { string } the uri of video
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set videoUri(value: string);
+  }
+
+  /**
+   * Describe the unified audio data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe the unified audio data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 11
+   */
+  /**
+   * Describe the unified audio data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @crossplatform
+   * @atomicservice
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class Audio extends File {
+    /**
+     * URI of the local audio or online audio. The local audio URI can be obtained using the getUriFromPath function.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * URI of the local audio or online audio. The local audio URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * URI of the local audio or online audio. The local audio URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    audioUri: string;
+
+    /**
+     * Indicates the uri of audio
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @returns { string } the uri of audio
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get audioUri(): string;
+
+    /**
+     * Indicates the uri of audio
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of audio
+     *
+     * @param { string } the uri of audio
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set audioUri(value: string);
+  }
+
+  /**
+   * Describe the unified folder data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe the unified folder data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 11
+   */
+  /**
+   * Describe the unified folder data
+   *
+   * @extends File
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @crossplatform
+   * @atomicservice
+   * @since arkts {'1.1':'14', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class Folder extends File {
+    /**
+     * URI of the local folder or online folder. The local folder URI can be obtained using the getUriFromPath function.
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * URI of the local folder or online folder. The local folder URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * URI of the local folder or online folder. The local folder URI can be obtained using the getUriFromPath function.
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    folderUri: string;
+
+    /**
+     * Indicates the uri of folder
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @returns { string } the uri of folder
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    get folderUri(): string;
+
+    /**
+     * Indicates the uri of folder
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @atomicservice
+     * @since 14
+     */
+    /**
+     * Indicates the uri of folder
+     *
+     * @param { string } the uri of folder
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @crossplatform
+     * @since 20
+     * @arkts 1.2
+     */
+    set folderUri(value: string);
+  }
+
+  /**
+   * Describe system defined type data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends UnifiedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe system defined type data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends UnifiedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class SystemDefinedRecord extends UnifiedRecord {
+    /**
+     * Indicates the details of system defined data
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of system defined data
+     *
+     * @type { ?Record<string, number | string | Uint8Array> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    details?: Record<string, number | string | Uint8Array>;
+
+    /**
+     * Indicates the details of system defined data
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of system defined data
+     *
+     * @type { ?Record<string, number | string | Uint8Array> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the details of system defined data
+     *
+     * @returns { Record<string, number | string | Uint8Array> | undefined } the details of system defined data
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get details(): Record<string, number | string | Uint8Array> | undefined;
+  
+    /**
+     * Indicates the details of system defined data
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the details of system defined data
+     *
+     * @type { ?Record<string, number | string | Uint8Array> }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the details of system defined data
+     *
+     * @param { Record<string, number | string | Uint8Array> } the details of system defined data
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set details(value: Record<string, number | string | Uint8Array>);
+  }
+
+  /**
+   * Describe system defined form data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends SystemDefinedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe system defined form data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends SystemDefinedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class SystemDefinedForm extends SystemDefinedRecord {
+    /**
+     * Indicates the id of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the id of form
+     *
+     * @type { number }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    formId: number;
+
+    /**
+     * Indicates the id of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the id of form
+     *
+     * @type { number }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the id of form
+     *
+     * @returns { number } the id of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get formId(): number;
+
+    /**
+     * Indicates the id of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the id of form
+     *
+     * @type { number }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the id of form
+     *
+     * @param { number } the id of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set formId(value: number);
+
+    /**
+     * Indicates the name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    formName: string;
+
+    /**
+     * Indicates the name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the name of form
+     *
+     * @returns { string } the name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get formName(): string;
+
+    /**
+     * Indicates the name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the name of form
+     *
+     * @param { string } the name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set formName(value: string);
+
+    /**
+     * Indicates the bundle name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the bundle name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    bundleName: string;
+  
+    /**
+     * Indicates the bundle name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the bundle name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the bundle name of form
+     *
+     * @returns { string } the bundle name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get bundleName(): string;
+
+    /**
+     * Indicates the bundle name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the bundle name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the bundle name of form
+     *
+     * @param { string } the bundle name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set bundleName(value: string);
+
+    /**
+     * Indicates the ability name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the ability name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    abilityName: string;
+
+    /**
+     * Indicates the ability name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the ability name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the ability name of form
+     *
+     * @returns { string } the ability name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get abilityName(): string;
+
+    /**
+     * Indicates the ability name of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the ability name of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the ability name of form
+     *
+     * @param { string } the ability name of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set abilityName(value: string);
+
+    /**
+     * Indicates the module of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the module of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    module: string;
+
+    /**
+     * Indicates the module of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the module of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the module of form
+     *
+     * @returns { string } the module of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get module(): string;
+
+    /**
+     * Indicates the module of form
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the module of form
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the module of form
+     *
+     * @param { string } the module of form
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set module(value: string);
+  }
+
+  /**
+   * Describe system defined app item data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends SystemDefinedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @since 10
+   */
+  /**
+   * Describe system defined app item data(this kind of data is provided and bound to OpenHarmony,
+   * also can be parsed by system provided API)
+   *
+   * @extends SystemDefinedRecord
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
+   */
+  class SystemDefinedAppItem extends SystemDefinedRecord {
+    /**
+     * Indicates the app id
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app id
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    appId: string;
+
+    /**
+     * Indicates the app id
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app id
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the app id
+     *
+     * @returns { string } the app id
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get appId(): string;
+
+    /**
+     * Indicates the app id
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app id
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the app id
+     *
+     * @param { string } the app id
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set appId(value: string);
+
+    /**
+     * Indicates the app name
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app name
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    appName: string;
+
+    /**
+     * Indicates the app name
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app name
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+     /**
+     * Indicates the app name
+     *
+     * @returns { string } the app name
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get appName(): string;
+
+    /**
+     * Indicates the app name
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the app name
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+     /**
+     * Indicates the app name
+     *
+     * @param { string } the app name
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set appName(value: string);
+
+    /**
+     * Indicates the id of app icon
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the id of app icon
+     *
+     * @type { string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    appIconId: string;
 
-  /**
-   * Describe system defined form data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends SystemDefinedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe system defined form data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends SystemDefinedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  class SystemDefinedForm extends SystemDefinedRecord {
     /**
-     * Indicates the id of form
+     * Indicates the id of app icon
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the id of form
+     * Indicates the id of app icon
      *
-     * @type { number }
+     * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    formId: number;
     /**
-     * Indicates the name of form
+     * Indicates the id of app icon
+     *
+     * @returns { string } the id of app icon
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get appIconId(): string;
+
+    /**
+     * Indicates the id of app icon
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the name of form
+     * Indicates the id of app icon
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    formName: string;
     /**
-     * Indicates the bundle name of form
+     * Indicates the id of app icon
+     *
+     * @param { string } the id of app icon
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set appIconId(value: string);
+
+    /**
+     * Indicates the id of app label
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the bundle name of form
+     * Indicates the id of app label
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    bundleName: string;
+    appLabelId: string;
+
     /**
-     * Indicates the ability name of form
+     * Indicates the id of app label
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the ability name of form
+     * Indicates the id of app label
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    abilityName: string;
     /**
-     * Indicates the module of form
+     * Indicates the id of app label
+     *
+     * @returns { string } the id of app label
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get appLabelId(): string;
+
+    /**
+     * Indicates the id of app label
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the module of form
+     * Indicates the id of app label
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    module: string;
-  }
+    /**
+     * Indicates the id of app label
+     *
+     * @param { string } the id of app label
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set appLabelId(value: string);
 
-  /**
-   * Describe system defined app item data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends SystemDefinedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @since 10
-   */
-  /**
-   * Describe system defined app item data(this kind of data is provided and bound to OpenHarmony,
-   * also can be parsed by system provided API)
-   *
-   * @extends SystemDefinedRecord
-   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
-   * @atomicservice
-   * @since 11
-   */
-  class SystemDefinedAppItem extends SystemDefinedRecord {
     /**
-     * Indicates the app id
+     * Indicates the bundle name of app
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the app id
+     * Indicates the bundle name of app
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    appId: string;
+    bundleName: string;
+
     /**
-     * Indicates the app name
+     * Indicates the bundle name of app
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the app name
+     * Indicates the bundle name of app
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    appName: string;
     /**
-     * Indicates the id of app icon
+     * Indicates the bundle name of app
+     *
+     * @returns { string } the bundle name of app
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get bundleName(): string;
+
+    /**
+     * Indicates the bundle name of app
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the id of app icon
+     * Indicates the bundle name of app
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    appIconId: string;
     /**
-     * Indicates the id of app label
+     * Indicates the bundle name of app
+     *
+     * @param { string } the bundle name of app
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set bundleName(value: string);
+
+    /**
+     * Indicates the ability name of app
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the id of app label
+     * Indicates the ability name of app
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    appLabelId: string;
+    abilityName: string;
+
     /**
-     * Indicates the bundle name of app
+     * Indicates the ability name of app
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @since 10
      */
     /**
-     * Indicates the bundle name of app
+     * Indicates the ability name of app
      *
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
      * @since 11
      */
-    bundleName: string;
+    /**
+     * Indicates the ability name of app
+     *
+     * @returns { string } the ability name of app
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get abilityName(): string;
+
     /**
      * Indicates the ability name of app
      *
@@ -1336,7 +2772,15 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 11
      */
-    abilityName: string;
+    /**
+     * Indicates the ability name of app
+     *
+     * @param { string } the ability name of app
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set abilityName(value: string);
   }
 
   /**
@@ -1354,7 +2798,8 @@ declare namespace unifiedDataChannel {
    * @extends SystemDefinedRecord
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   class SystemDefinedPixelMap extends SystemDefinedRecord {
     /**
@@ -1372,6 +2817,54 @@ declare namespace unifiedDataChannel {
      * @since 11
      */
     rawData: Uint8Array;
+
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @type { Uint8Array }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @returns { Uint8Array } the raw data of pixel map
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    get rawData(): Uint8Array;
+
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 10
+     */
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @type { Uint8Array }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 11
+     */
+    /**
+     * Indicates the raw data of pixel map
+     *
+     * @param { Uint8Array } the raw data of pixel map
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @since 20
+     * @arkts 1.2
+     */
+    set rawData(value: Uint8Array);
   }
 
   /**
@@ -1439,7 +2932,8 @@ declare namespace unifiedDataChannel {
    * @enum { string }
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   enum Intention {
     /**
@@ -1453,7 +2947,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 11
+     * @since arkts {'1.1':'11', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     DATA_HUB = 'DataHub',
 
@@ -1489,7 +2984,16 @@ declare namespace unifiedDataChannel {
    * @atomicservice
    * @since 11
    */
-  type Options = {
+  /**
+   * Describe the optional arguments of data operation
+   *
+   * @typedef { Options }
+   * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+   * @atomicservice
+   * @since 20
+   * @arkts 1.1&1.2
+   */
+  interface Options {
     /**
      * Indicates the target Intention
      *
@@ -1503,6 +3007,15 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 11
      */
+    /**
+     * Indicates the target Intention
+     *
+     * @type { ?Intention }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
     intention?: Intention;
 
     /**
@@ -1518,8 +3031,17 @@ declare namespace unifiedDataChannel {
      * @atomicservice
      * @since 11
      */
+    /**
+     * Indicates the unique identifier of target UnifiedData
+     *
+     * @type { ?string }
+     * @syscap SystemCapability.DistributedDataManager.UDMF.Core
+     * @atomicservice
+     * @since 20
+     * @arkts 1.1&1.2
+     */
     key?: string;
-  };
+  }
 
   /**
    * Defines the types of file conflict options when getting data from the UDMF.
@@ -1527,7 +3049,8 @@ declare namespace unifiedDataChannel {
    * @enum { number }
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   enum FileConflictOptions {
     /**
@@ -1535,7 +3058,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     OVERWRITE,
 
@@ -1544,7 +3068,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     SKIP
   }
@@ -1555,7 +3080,8 @@ declare namespace unifiedDataChannel {
    * @enum { number }
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   enum ProgressIndicator {
     /**
@@ -1563,7 +3089,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     NONE,
 
@@ -1572,7 +3099,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     DEFAULT
   }
@@ -1583,7 +3111,8 @@ declare namespace unifiedDataChannel {
    * @enum { number }
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   enum ListenerStatus {
     /**
@@ -1591,7 +3120,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     FINISHED = 0,
 
@@ -1600,7 +3130,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     PROCESSING,
 
@@ -1609,7 +3140,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     CANCELED,
 
@@ -1618,7 +3150,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     INNER_ERROR = 200,
 
@@ -1627,7 +3160,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     INVALID_PARAMETERS,
 
@@ -1636,7 +3170,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     DATA_NOT_FOUND,
 
@@ -1645,7 +3180,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     SYNC_FAILED,
 
@@ -1654,7 +3190,8 @@ declare namespace unifiedDataChannel {
      *
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     COPY_FILE_FAILED,
   }
@@ -1665,7 +3202,8 @@ declare namespace unifiedDataChannel {
    * @interface ProgressInfo
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   interface ProgressInfo {
     /**
@@ -1674,7 +3212,8 @@ declare namespace unifiedDataChannel {
      * @type { number }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     progress: number;
 
@@ -1684,7 +3223,8 @@ declare namespace unifiedDataChannel {
      * @type { ListenerStatus }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     status: ListenerStatus;
   }
@@ -1697,7 +3237,8 @@ declare namespace unifiedDataChannel {
    * @param { UnifiedData | null } data - Data obtained when the progress reaches 100%.
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   type DataProgressListener = (progressInfo: ProgressInfo, data: UnifiedData | null) => void;
 
@@ -1707,7 +3248,8 @@ declare namespace unifiedDataChannel {
    * @interface GetDataParams
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 15
+   * @since arkts {'1.1':'15', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   interface GetDataParams {
     /**
@@ -1716,7 +3258,8 @@ declare namespace unifiedDataChannel {
      * @type { ProgressIndicator }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     progressIndicator: ProgressIndicator;
 
@@ -1726,7 +3269,8 @@ declare namespace unifiedDataChannel {
      * @type { DataProgressListener }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     dataProgressListener: DataProgressListener;
 
@@ -1736,7 +3280,8 @@ declare namespace unifiedDataChannel {
      * @type { string }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     destUri?: string;
 
@@ -1746,7 +3291,8 @@ declare namespace unifiedDataChannel {
      * @type { FileConflictOptions }
      * @syscap SystemCapability.DistributedDataManager.UDMF.Core
      * @atomicservice
-     * @since 15
+     * @since arkts {'1.1':'15', '1.2':'20'}
+     * @arkts 1.1&1.2
      */
     fileConflictOptions?: FileConflictOptions;
   }
@@ -1772,7 +3318,8 @@ declare namespace unifiedDataChannel {
    * <br>2.Incorrect parameters types.
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function insertData(options: Options, data: UnifiedData, callback: AsyncCallback<string>): void;
 
@@ -1797,7 +3344,8 @@ declare namespace unifiedDataChannel {
    * <br>2.Incorrect parameters types.
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function insertData(options: Options, data: UnifiedData): Promise<string>;
 
@@ -1870,7 +3418,8 @@ declare namespace unifiedDataChannel {
    * <br>2.Incorrect parameters types.
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function queryData(options: Options, callback: AsyncCallback<Array<UnifiedData>>): void;
 
@@ -1893,7 +3442,8 @@ declare namespace unifiedDataChannel {
    * <br>2.Incorrect parameters types.
    * @syscap SystemCapability.DistributedDataManager.UDMF.Core
    * @atomicservice
-   * @since 11
+   * @since arkts {'1.1':'11', '1.2':'20'}
+   * @arkts 1.1&1.2
    */
   function queryData(options: Options): Promise<Array<UnifiedData>>;