diff --git a/multimedia/player_framework/native_avscreen_capture.h b/multimedia/player_framework/native_avscreen_capture.h
index 150ebef4f1755430aca165442f0d158ecef65138..d2bd80a36c760ece5f568f2631007f989e8881b6 100644
--- a/multimedia/player_framework/native_avscreen_capture.h
+++ b/multimedia/player_framework/native_avscreen_capture.h
@@ -85,6 +85,19 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_Init(struct OH_AVScreenCapture *c
  * @since 10
  * @version 1.0
  */
+/**
+ * @brief Start the av screen capture
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param type Information describing the data type of the capture
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted, set privacy authority enabled
+ *         failed or start ScreenCapture failed.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_StartScreenCapture(struct OH_AVScreenCapture *capture);
 
 /**
@@ -112,6 +125,18 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_StopScreenCapture(struct OH_AVScr
  * @since 10
  * @version 1.0
  */
+/**
+ * @brief Start av screen record use to start save screen record file.
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted, set privacy authority enabled
+ *         failed or start ScreenRecording failed.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_StartScreenRecording(struct OH_AVScreenCapture *capture);
 
 /**
@@ -301,6 +326,20 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SetErrorCallback(struct OH_AVScre
  * @since 12
  * @version 1.0
  */
+/**
+ * @brief Start the av screen capture, video data provided by OHNativeWindow
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param window Pointer to an OHNativeWindow instance
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr or input window is nullptr or
+ *         input windowSurface is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted, set privacy authority enabled
+ *         failed or start ScreenCaptureWithSurface failed.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_StartScreenCaptureWithSurface(struct OH_AVScreenCapture *capture,
     OHNativeWindow *window);
 
@@ -316,6 +355,18 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_StartScreenCaptureWithSurface(str
  * @since 12
  * @version 1.0
  */
+/**
+ * @brief Set canvas rotation when capturing screen
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param canvasRotation whether to rotate the canvas
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted, set CanvasRotation failed.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SetCanvasRotation(struct OH_AVScreenCapture *capture,
     bool canvasRotation);
 
@@ -397,6 +448,19 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_ContentFilter_AddWindowContent(
  * @since 12
  * @version 1.0
  */
+/**
+ * @brief Resize the Resolution of the Screen
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param width Video frame width of avscreeencapture
+ * @param height Video frame height of avscreeencapture
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_ResizeCanvas(struct OH_AVScreenCapture *capture,
     int32_t width, int32_t height);
 
@@ -414,6 +478,20 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_ResizeCanvas(struct OH_AVScreenCa
  * @since 12
  * @version 1.0
  */
+/**
+ * @brief skip some windows' privacy mode of current app during the screen recording
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param windowIDs Pointer of windowID list
+ * @param windowCount length of windowID list
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr or input windowIDs are not belong current
+ *         app.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SkipPrivacyMode(struct OH_AVScreenCapture *capture,
     int32_t *windowIDs, int32_t windowCount);
 
@@ -429,6 +507,18 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SkipPrivacyMode(struct OH_AVScree
  * @since 14
  * @version 1.0
  */
+/**
+ * @brief set up the max number of video frame per second
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param frameRate max frame rate of video
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr or frameRate is not support.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SetMaxVideoFrameRate(struct OH_AVScreenCapture *capture,
     int32_t frameRate);
 
@@ -444,6 +534,18 @@ OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_SetMaxVideoFrameRate(struct OH_AV
  * @since 15
  * @version 1.0
  */
+/**
+ * @brief determines whether the cursor is visible in the session
+ * @syscap SystemCapability.Multimedia.Media.AVScreenCapture
+ * @param capture Pointer to an OH_AVScreenCapture instance
+ * @param showCursor The switch of the cursor
+ * @return Function result code.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OK} if the execution is successful.
+ *         {@link AV_SCREEN_CAPTURE_ERR_INVALID_VAL} input capture is nullptr.
+ *         {@link AV_SCREEN_CAPTURE_ERR_OPERATE_NOT_PERMIT} opertation not be permitted, show cursor failed.
+ *         {@link AV_SCREEN_CAPTURE_ERR_UNSUPPORT} capability not supported.
+ * @since 20
+ */
 OH_AVSCREEN_CAPTURE_ErrCode OH_AVScreenCapture_ShowCursor(struct OH_AVScreenCapture *capture,
     bool showCursor);