diff --git a/api/arkui/component/canvas.static.d.ets b/api/arkui/component/canvas.static.d.ets
index 05e6d4e3546da68075ac03b13f8e9ebae3fcbeb1..58ac39c8132369a70dfe26b6b9a35b9187c2ed9e 100644
--- a/api/arkui/component/canvas.static.d.ets
+++ b/api/arkui/component/canvas.static.d.ets
@@ -492,7 +492,7 @@ export declare class ImageBitmap {
   /**
    * Indicates the height of the CSS pixel unit of ImageData.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -500,7 +500,7 @@ export declare class ImageBitmap {
   /**
    * Indicates the width of the CSS pixel unit of ImageData.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -533,15 +533,15 @@ export declare class ImageData {
   /**
    * Array containing image pixel data
    *
-   * @return { Uint8ClampedArray }
+   * @returns { Uint8ClampedArray | undefined }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
-  get data(): Uint8ClampedArray;
+  get data(): Uint8ClampedArray | undefined;
   /**
    * Height of the image.
    *
-   * @return { int }
+   * @returns { int }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -549,7 +549,7 @@ export declare class ImageData {
   /**
    * Width of the image.
    *
-   * @return { int }
+   * @returns { int }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -612,7 +612,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get spacing for letter.
    *
-   * @return { LengthMetrics | string }
+   * @returns { LengthMetrics | string }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -629,7 +629,7 @@ export declare class CanvasRenderer extends CanvasPath {
    * Get transparency. The value ranges from 0.0 (completely transparent) to 1.0 (completely opaque).
    *    If the value is out of range, the assignment is invalid.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -660,7 +660,7 @@ export declare class CanvasRenderer extends CanvasPath {
    * copy: Only new graphics are displayed.
    * xor: In the image, those overlaps and other places outside of the normal drawing are transparent.
    *
-   * @return { string }
+   * @returns { string }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -784,11 +784,11 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the attributes specifie the color, gradient, or pattern to use inside shapes. The options are as follows:
    *
-   * @return { string | int | CanvasGradient | CanvasPattern }
-   * string: Color String.
-   * int: Indicates the color with number.
-   * CanvasGradient: Color gradient object. For details, see {@link CanvasGradient}.
-   * CanvasPattern: Template object. For details, see {@link CanvasPattern}.
+   * @returns { string | int | CanvasGradient | CanvasPattern }
+   *     string: Color String.
+   *     int: Indicates the color with number.
+   *     CanvasGradient: Color gradient object. For details, see {@link CanvasGradient}.
+   *     CanvasPattern: Template object. For details, see {@link CanvasPattern}.
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -809,11 +809,11 @@ export declare class CanvasRenderer extends CanvasPath {
    * Get the attributes specifie the color, gradient, or pattern to use for the strokes (outlines) around shapes.
    * The options are as follows:
    *
-   * @return { string | int | CanvasGradient | CanvasPattern }
-   * string: Color String.
-   * int: Indicates the color with number.
-   * CanvasGradient: Color gradient object. For details, see {@link CanvasGradient}.
-   * CanvasPattern: Template object. For details, see {@link CanvasPattern}.
+   * @returns { string | int | CanvasGradient | CanvasPattern }
+   *     string: Color String.
+   *     int: Indicates the color with number.
+   *     CanvasGradient: Color gradient object. For details, see {@link CanvasGradient}.
+   *     CanvasPattern: Template object. For details, see {@link CanvasPattern}.
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -912,7 +912,7 @@ export declare class CanvasRenderer extends CanvasPath {
    *     When the value is 0%, there is no change in the image.
    * none: Turn off filter effects.
    *
-   * @return { string }
+   * @returns { string }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -987,11 +987,11 @@ export declare class CanvasRenderer extends CanvasPath {
    *     to be extracted.
    * @param { number } sw - The width of the rectangular area of the PixelMap to be extracted.
    * @param { number } sh - The height of the rectangular area of the PixelMap to be extracted.
-   * @returns { PixelMap }
+   * @returns { PixelMap | undefined }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
-  getPixelMap(sx: number, sy: number, sw: number, sh: number): PixelMap;
+  getPixelMap(sx: number, sy: number, sw: number, sh: number): PixelMap | undefined;
   /**
    * Draws the specified ImageData object onto the canvas
    *
@@ -1031,7 +1031,7 @@ export declare class CanvasRenderer extends CanvasPath {
    * Get the status whether to smooth the image. The value true indicates that the image is smooth.
    *    The value false indicates that the image is not smooth.
    *
-   * @return { boolean }
+   * @returns { boolean }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1048,7 +1048,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the smoothness level of the current image. For details, see {@link ImageSmoothingQuality}.
    *
-   * @return { ImageSmoothingQuality }
+   * @returns { ImageSmoothingQuality }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1064,7 +1064,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the line segment endpoint attribute. For details, see {@link CanvasLineCap}.
    *
-   * @return { CanvasLineCap }
+   * @returns { CanvasLineCap }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1080,7 +1080,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the dotted line offset attribute.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1096,7 +1096,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the line segment connection point attribute. For details, see {@link CanvasLineJoin}.
    *
-   * @return { CanvasLineJoin }
+   * @returns { CanvasLineJoin }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1112,7 +1112,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the line thickness attribute. The value cannot be 0 or a negative number.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1128,7 +1128,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the value of this parameter cannot be 0 or a negative number.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1194,7 +1194,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the shadow blur radius. The value cannot be a negative number.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1210,7 +1210,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the shadow color.
    *
-   * @return { string }
+   * @returns { string }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1226,7 +1226,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the horizontal offset distance of the shadow.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1242,7 +1242,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the vertical offset distance of the shadow.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1303,7 +1303,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the text drawing direction. For details, see {@link CanvasDirection}.
    *
-   * @return { CanvasDirection }
+   * @returns { CanvasDirection }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1319,7 +1319,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the font style.
    *
-   * @return { string }
+   * @returns { string }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1335,7 +1335,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the text alignment mode. For details, see {@link CanvasTextAlign}.
    *
-   * @return { CanvasTextAlign }
+   * @returns { CanvasTextAlign }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1351,7 +1351,7 @@ export declare class CanvasRenderer extends CanvasPath {
   /**
    * Get the text baseline. For details, see {@link CanvasTextBaseline}.
    *
-   * @return { CanvasTextBaseline }
+   * @returns { CanvasTextBaseline }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1493,7 +1493,7 @@ export declare class CanvasRenderingContext2D extends CanvasRenderer {
   /**
    * The default value is 0, which is bound to the height of the specified canvas. The value is read-only.
    *
-   * @return { number }
+   * @returns { number }
    * @readonly
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
@@ -1502,7 +1502,7 @@ export declare class CanvasRenderingContext2D extends CanvasRenderer {
   /**
    * The default value is 0, which is bound to the width of the specified canvas. The value is read-only.
    *
-   * @return { number }
+   * @returns { number }
    * @readonly
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
@@ -1511,11 +1511,11 @@ export declare class CanvasRenderingContext2D extends CanvasRenderer {
   /**
    * Frame node of the canvas. The default value is null.
    *
-   * @return { FrameNode }
+   * @returns { FrameNode | null }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
-  get canvas(): FrameNode;
+  get canvas(): FrameNode | null;
   /**
    * Generate a character string in the data url format.
    *
@@ -1661,7 +1661,7 @@ export declare class OffscreenCanvas {
   /**
    * Get the height of the off-screen canvas.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
@@ -1677,7 +1677,7 @@ export declare class OffscreenCanvas {
   /**
    * Get the width of the off-screen canvas.
    *
-   * @return { number }
+   * @returns { number }
    * @syscap SystemCapability.ArkUI.ArkUI.Full
    * @since 20
    */
diff --git a/api/arkui/component/xcomponent.static.d.ets b/api/arkui/component/xcomponent.static.d.ets
index 99703af1d8b858abf010a4e0f1acbe79782066b6..fccba3e922c83ae6579bbcbe73212339b36a8936 100644
--- a/api/arkui/component/xcomponent.static.d.ets
+++ b/api/arkui/component/xcomponent.static.d.ets
@@ -306,6 +306,16 @@ export declare interface XComponentAttribute extends CommonMethod {
      * @since 20
      */
     default enableSecure(isSecure: boolean | undefined): this;
+    /**
+     * Enable transparent layer for XComponent.
+     *
+     * @param { boolean | undefined } enabled - whether to enable transparent layer for XComponent.
+     * @returns { XComponentAttribute }
+     * @syscap SystemCapability.ArkUI.ArkUI.Full
+     * @systemapi
+     * @since 20
+     */
+    default enableTransparentLayer(enabled: boolean | undefined): this;
     /**
      * Set hdrBrightness for XComponent.
      *