diff --git a/AbilityKit/ability_runtime/application_context.h b/AbilityKit/ability_runtime/application_context.h
index 00c5d579d453d5a8c0619d9712f438f26a18565d..ed62cf40293ae91ec6ccbeaefa601c04a514f874 100644
--- a/AbilityKit/ability_runtime/application_context.h
+++ b/AbilityKit/ability_runtime/application_context.h
@@ -294,19 +294,6 @@ AbilityRuntime_ErrorCode OH_AbilityRuntime_StartSelfUIAbility(AbilityBase_Want *
 AbilityRuntime_ErrorCode OH_AbilityRuntime_StartSelfUIAbilityWithStartOptions(AbilityBase_Want *want,
     AbilityRuntime_StartOptions *options);
 
-    /**
- * @brief Obtain the version code of the application.
- *
- * @param versionCode The version code of the application.
- * @return The error code.
- *         {@link ABILITY_RUNTIME_ERROR_CODE_NO_ERROR} if the operation is successful.
- *         {@link ABILITY_RUNTIME_ERROR_CODE_PARAM_INVALID} if the versionCode is null.
- *         {@link ABILITY_RUNTIME_ERROR_CODE_CONTEXT_NOT_EXIST} if the application context does not exist.
- *         {@link ABILITY_RUNTIME_ERROR_CODE_GET_APPLICATION_INFO_FAILED} if the application info does not exist.
- * @since 21
- */
-AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetVersionCode(int64_t* versionCode);
-
 #ifdef __cplusplus
 } // extern "C"
 #endif
diff --git a/AbilityKit/ability_runtime/libability_runtime.ndk.json b/AbilityKit/ability_runtime/libability_runtime.ndk.json
index f7939128e402a6a67baa4deac6554689b64f434d..6790d7d683b7cd97f6cc22c4bbe81b71f9080e18 100644
--- a/AbilityKit/ability_runtime/libability_runtime.ndk.json
+++ b/AbilityKit/ability_runtime/libability_runtime.ndk.json
@@ -178,9 +178,5 @@
 	{
         "first_introduced": "20",
         "name": "OH_AbilityRuntime_ApplicationContextGetResourceDir"
-    },
-	{
-        "first_introduced": "21",
-        "name": "OH_AbilityRuntime_ApplicationContextGetVersionCode"
     }
 ]
\ No newline at end of file
diff --git a/BasicServicesKit/commonevent/oh_commonevent.h b/BasicServicesKit/commonevent/oh_commonevent.h
index d3f16a959a7268aa4bfa0d6b10580c5c0be36b15..a5cca763b88a3edaceb57588159d05487dcbe8a6 100644
--- a/BasicServicesKit/commonevent/oh_commonevent.h
+++ b/BasicServicesKit/commonevent/oh_commonevent.h
@@ -227,19 +227,19 @@ CommonEvent_ErrCode OH_CommonEvent_UnSubscribe(const CommonEvent_Subscriber* sub
 const char* OH_CommonEvent_GetEventFromRcvData(const CommonEvent_RcvData* rcvData);
 
 /**
- * @brief Get event result code from callback data.
+ * @brief Get event code from callback data.
  *
  * @param rcvData Indicates the callback data.
- * @return Returns the event of result code, default is 0.
+ * @return Returns the event of code, default is 0.
  * @since 12
  */
 int32_t OH_CommonEvent_GetCodeFromRcvData(const CommonEvent_RcvData* rcvData);
 
 /**
- * @brief Get event result data from callback data.
+ * @brief Get event data from callback data.
  *
  * @param rcvData Indicates the callback data.
- * @return Returns the event of result data, default is null.
+ * @return Returns the event of data, default is null.
  * @since 12
  */
 const char* OH_CommonEvent_GetDataStrFromRcvData(const CommonEvent_RcvData* rcvData);
@@ -628,7 +628,7 @@ CommonEvent_ErrCode OH_CommonEvent_SetDoubleArrayToParameters(CommonEvent_Parame
     const double* value, size_t num);
 
 /**
- * @brief Publish a standard commen event.
+ * @brief Publish a commen event.
  *
  * @param event Indicates the name of the common event.
  * @return Returns the error code.
@@ -704,39 +704,39 @@ bool OH_CommonEvent_AbortCommonEvent(CommonEvent_Subscriber* subscriber);
 bool OH_CommonEvent_ClearAbortCommonEvent(CommonEvent_Subscriber* subscriber);
 
 /**
- * @brief Get result code from an ordered event by a subscriber.
+ * @brief Get code from an ordered event by a subscriber.
  *
  * @param subscriber Indicates the subscriber.
- * @return Returns the result code, default is 0.
+ * @return Returns the code, default is 0.
  * @since 18
  */
 int32_t OH_CommonEvent_GetCodeFromSubscriber(const CommonEvent_Subscriber* subscriber);
 
 /**
- * @brief Set result code to an ordered event by a subscriber.
+ * @brief Set code to an ordered event by a subscriber.
  *
  * @param subscriber Indicates the subscriber.
- * @param code Indicates the result code.
+ * @param code Indicates the code.
  * @return Returns the result of operation, true means succeeded.
  * @since 18
  */
 bool OH_CommonEvent_SetCodeToSubscriber(CommonEvent_Subscriber* subscriber, int32_t code);
 
 /**
- * @brief Get result data from an ordered event by a subscriber.
+ * @brief Get data from an ordered event by a subscriber.
  *
  * @param subscriber Indicates the subscriber.
- * @return Returns the result data, default is null.
+ * @return Returns the data, default is null.
  * @since 18
  */
 const char* OH_CommonEvent_GetDataFromSubscriber(const CommonEvent_Subscriber* subscriber);
 
 /**
- * @brief Set result data to an ordered event by a subscriber.
+ * @brief Set data to an ordered event by a subscriber.
  *
  * @param subscriber Indicates the subscriber.
- * @param data Indicates the result data.
- * @param length Indicates the length of result data.
+ * @param data Indicates the data.
+ * @param length Indicates the length of data.
  * @return Returns the result of operation, true means succeeded.
  * @since 18
  */
diff --git a/arkui/ace_engine/native/drag_and_drop.h b/arkui/ace_engine/native/drag_and_drop.h
index 15f4de6214044b0b2438c78488e6640e01ba0218..b484cafe18bb4c5fed4f006fbdf4533f130ad11c 100644
--- a/arkui/ace_engine/native/drag_and_drop.h
+++ b/arkui/ace_engine/native/drag_and_drop.h
@@ -499,7 +499,6 @@ ArkUI_ErrorCode OH_ArkUI_DragEvent_GetDisplayId(ArkUI_DragEvent *event, int32_t
  * @return Returns the result code.
  *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
  *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} if a parameter error occurs.
- *         Returns {@link ARKUI_ERROR_CODE_DRAG_DATA_SYNC_FAILED} if the data sync is not allowed or failed.
  * @since 15
  */
 int32_t OH_ArkUI_DragEvent_StartDataLoading(
diff --git a/arkui/ace_engine/native/libace.ndk.json b/arkui/ace_engine/native/libace.ndk.json
index 4a896d6404f7eddd28bb31e6377d17f8828491a0..a741af70523a9894d1e738eaf5f3cb805963710b 100644
--- a/arkui/ace_engine/native/libace.ndk.json
+++ b/arkui/ace_engine/native/libace.ndk.json
@@ -4066,5 +4066,13 @@
     {
         "first_introduced": "20",
         "name": "OH_ArkUI_PostUITaskAndWait"
+    },
+    {
+        "first_introduced": "21",
+        "name": "OH_ArkUI_NativeModule_RegisterCommonEvent"
+    },
+    {
+        "first_introduced": "21",
+        "name": "OH_ArkUI_NativeModule_UnregisterCommonEvent"
     }
 ]
\ No newline at end of file
diff --git a/arkui/ace_engine/native/native_node.h b/arkui/ace_engine/native/native_node.h
index ce5b57eb466694a3560506fa7a0111385ae2d37f..df32a038e63751b34c2eff37beb799f0d38948c4 100644
--- a/arkui/ace_engine/native/native_node.h
+++ b/arkui/ace_engine/native/native_node.h
@@ -4088,25 +4088,19 @@ typedef enum {
      */
     NODE_XCOMPONENT_ID = MAX_NODE_SCOPE_NUM * ARKUI_NODE_XCOMPONENT,
     /**
-     * @brief Defines the type of the <b><XComponent></b> component.
-     * This attribute can be set, reset, and obtained as required through APIs.
+     * @brief Specifies the type of the <b>XComponent</b> component. This attribute is read-only. \n
+     * The type of the <b>XComponent</b> component must be explicitly set during creation using {@link ARKUI_NODE_XCOMPONENT} or {@link ARKUI_NODE_XCOMPONENT_TEXTURE}, and cannot be modified afterward. \n
+     * Attempting to change the type through {@link setAttribute} will cause rendering exceptions.
      *
-     * Format of the {@link ArkUI_AttributeItem} parameter for setting the attribute:\n
-     * .value[0].i32: type {@link ArkUI_XComponentType}. The default value is <b>ARKUI_XCOMPONENT_TYPE_SURFACE</b>. \n
-     * \n
      * Format of the return value {@link ArkUI_AttributeItem}:\n
      * .value[0].i32: type {@link ArkUI_XComponentType}. \n
      *
      */
     NODE_XCOMPONENT_TYPE,
     /**
-     * @brief Defines the width and height of the <b><XComponent></b> component.
-     * This attribute can be set and obtained as required through APIs.
+     * @brief Specifies the size of the <b>XComponent</b> component. This attribute is read-only. \n
+     * Attempting to modify the size through {@link setAttribute} will have no effect.
      *
-     * Format of the {@link ArkUI_AttributeItem} parameter for setting the attribute:\n
-     * .value[0].u32: width, in px. \n
-     * .value[1].u32: height, in px. \n
-     * \n
      * Format of the return value {@link ArkUI_AttributeItem}:\n
      * .value[0].u32: width, in px. \n
      * .value[1].u32: height, in px. \n
@@ -7322,6 +7316,16 @@ typedef enum {
     */
     NODE_ON_HOVER_MOVE = 29,
 
+    /**
+     * @brief Defines the size change event.
+     * 
+     * The event will be triggered when the component size changes.
+     * When the event callback occurs, the {@link ArkUI_NodeEvent} object can be obtained from the
+     * {@link ArkUI_UIInputEvent} object. \n
+     * @since 21
+    */
+    NODE_ON_SIZE_CHANGE = 30,
+
     /**
      * @brief Triggers onDetectResultUpdate callback
      * when the text is set to TextDataDetectorConfig and recognized successfully.
@@ -10159,6 +10163,36 @@ int32_t OH_ArkUI_PostUITask(ArkUI_ContextHandle context, void* taskData, void (*
  * @since 20
  */
 int32_t OH_ArkUI_PostUITaskAndWait(ArkUI_ContextHandle context, void* taskData, void (*task)(void* taskData));
+
+/**
+ * @brief Register common event callback of target node.
+ *
+ * @param node The ArkUI-NodeHandle pointer.
+ * @param eventType Indicates the type of event to set.
+ * @param userData Indicates the pointer to the custom data.
+ * @param callback Indicates the event callback function.
+ * @return Returns the result code.
+ *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+ *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} Function params is invalid.
+ *         Returns {@link ARKUI_ERROR_CODE_NODE_UNSUPPORTED_EVENT_TYPE} Function parameter eventType is not supported.
+ * @since 21
+ */
+int32_t OH_ArkUI_NativeModule_RegisterCommonEvent(ArkUI_NodeHandle node, ArkUI_NodeEventType eventType,
+    void* userData, void (*callback)(ArkUI_NodeEvent* event));
+
+/**
+ * @brief Unregister common event callback of target node.
+ *
+ * @param node The ArkUI-NodeHandle pointer.
+ * @param eventType Indicates the type of event to set.
+ * @return Returns the result code.
+ *         Returns {@link ARKUI_ERROR_CODE_NO_ERROR} if the operation is successful.
+ *         Returns {@link ARKUI_ERROR_CODE_PARAM_INVALID} Function params is invalid.
+ *         Returns {@link ARKUI_ERROR_CODE_NODE_UNSUPPORTED_EVENT_TYPE} Function parameter eventType is not supported.
+ * @since 21
+ */
+int32_t OH_ArkUI_NativeModule_UnregisterCommonEvent(ArkUI_NodeHandle node, ArkUI_NodeEventType eventType);
+
 #ifdef __cplusplus
 };
 #endif
diff --git a/arkui/ace_engine/native/native_type.h b/arkui/ace_engine/native/native_type.h
index 7cef398b2d6b7cbab8dec555464d44799d0898fa..f7b72cc37d01d1e2fdf67c70598a42194058fb72 100644
--- a/arkui/ace_engine/native/native_type.h
+++ b/arkui/ace_engine/native/native_type.h
@@ -1356,6 +1356,12 @@ typedef enum {
     ARKUI_OBJECT_FIT_NONE_AND_ALIGN_BOTTOM,
     /** Not resized, the image is aligned with the end edge at the bottom of the container. */
     ARKUI_OBJECT_FIT_NONE_AND_ALIGN_BOTTOM_END,
+    /**
+     * Not resized, and is used in conjunction with NODE_IMAGE_IMAGE_MATRIX.
+     *
+     * @since 21
+     */
+    ARKUI_OBJECT_FIT_NONE_MATRIX,
 } ArkUI_ObjectFit;
 
 /**
@@ -2295,6 +2301,11 @@ typedef enum {
     ARKUI_ERROR_CODE_NODE_EVENT_PARAM_INVALID = 106108,
     /** The component event does not support return values. */
     ARKUI_ERROR_CODE_NODE_EVENT_NO_RETURN = 106109,
+    /**
+     * @error The event type is not supported by the node.
+     * @since 21
+     */
+    ARKUI_ERROR_CODE_NODE_UNSUPPORTED_EVENT_TYPE = 106110,
     /** The index value is invalid. */
     ARKUI_ERROR_CODE_NODE_INDEX_INVALID = 106200,
     /**  Failed to query route navigation information. */
diff --git a/distributeddatamgr/relational_store/include/data_asset.h b/distributeddatamgr/relational_store/include/data_asset.h
index f791cbc9e815b1358fd4bb3b4054f1576b808521..85c4fbdf6ba1a0195c34f30f2a15c36c5465c1fc 100644
--- a/distributeddatamgr/relational_store/include/data_asset.h
+++ b/distributeddatamgr/relational_store/include/data_asset.h
@@ -326,7 +326,9 @@ Data_Asset *OH_Data_Asset_CreateOne(void);
  *
  * @param asset Represents a pointer to an {@link Data_Asset} instance.
  * @return Returns the status code of the execution. Successful execution returns RDB_OK,
- * while failure returns a specific error code. Specific error codes can be referenced {@link OH_Rdb_ErrCode}.
+ * while failure returns a specific error code.
+ *     {@link RDB_OK} - success.
+ * Specific error codes can be referenced {@link OH_Rdb_ErrCode}.
  * @see Data_Asset, OH_Rdb_ErrCode.
  * @since 11
  */
@@ -349,7 +351,9 @@ Data_Asset **OH_Data_Asset_CreateMultiple(uint32_t count);
  * @param assets Represents a pointer to an {@link Data_Asset} instance.
  * @param count Represents the count of {@link Data_Asset} to destroy.
  * @return Returns the status code of the execution. Successful execution returns RDB_OK,
- * while failure returns a specific error code. Specific error codes can be referenced {@link OH_Rdb_ErrCode}.
+ * while failure returns a specific error code.
+ *     {@link RDB_OK} - success.
+ * Specific error codes can be referenced {@link OH_Rdb_ErrCode}.
  * @see Data_Asset, OH_Rdb_ErrCode.
  * @since 11
  */
diff --git a/multimedia/av_codec/native_avcapability.h b/multimedia/av_codec/native_avcapability.h
index 1d0af06b2b47a70e57f70e5f8440b67e56dd7d56..3c8649510a60c693bee868cff1098b08c40814e9 100644
--- a/multimedia/av_codec/native_avcapability.h
+++ b/multimedia/av_codec/native_avcapability.h
@@ -84,7 +84,7 @@ typedef enum OH_AVCapabilityFeature {
     VIDEO_ENCODER_TEMPORAL_SCALABILITY = 0,
     /** Feature for codec supports long-term reference. It is only used in video encoder. */
     VIDEO_ENCODER_LONG_TERM_REFERENCE = 1,
-    /** Feature for codec supports low latency. It is used in video encoder and video decoder. */
+    /** Feature for codec supports low latency. It is only used in video decoder. */
     VIDEO_LOW_LATENCY = 2,
     /** Feature for codec supports B-frame encoding. It is only used in video encoder.
     * @since 20
diff --git a/multimedia/av_codec/native_avcodec_base.h b/multimedia/av_codec/native_avcodec_base.h
index 7745ac2101f9066330942d3bd141a608a2ec70e2..0042b76b4a2da27c3f8f01b44f2254bfe09f2a95 100644
--- a/multimedia/av_codec/native_avcodec_base.h
+++ b/multimedia/av_codec/native_avcodec_base.h
@@ -944,8 +944,8 @@ extern const char *OH_MD_KEY_VIDEO_PIC_WIDTH;
 extern const char *OH_MD_KEY_VIDEO_PIC_HEIGHT;
 /**
  * @brief Key to enable the low latency mode, value type is int32_t (0 or 1):1 is enabled, 0 otherwise.
- * If enabled, the video encoder or video decoder doesn't hold input and output data more than required by
- * the codec standards. This is an optional key that applies only to video encoder or video decoder.
+ * If enabled, the video decoder doesn't hold input and output data more than required by
+ * the codec standards. This is an optional key that applies only to video decoder.
  * It is used in configure.
  *
  * @syscap SystemCapability.Multimedia.Media.CodecBase
diff --git a/multimedia/camera_framework/camera.ndk.json b/multimedia/camera_framework/camera.ndk.json
index ff95d61ee10ccdf7ce6e97dad268cb9889d902b4..4c4d03826d245e86b2b7e02812852bcf6c3dbcc2 100644
--- a/multimedia/camera_framework/camera.ndk.json
+++ b/multimedia/camera_framework/camera.ndk.json
@@ -23,6 +23,18 @@
         "first_introduced": "11",
         "name": "OH_CameraInput_Release"
     },
+    {
+        "first_introduced": "21",
+        "name": "OH_CameraInput_IsPhysicalCameraOrientationVariable"
+    },
+    {
+        "first_introduced": "21",
+        "name": "OH_CameraInput_GetPhysicalCameraOrientation"
+    },
+    {
+        "first_introduced": "21",
+        "name": "OH_CameraInput_UsePhysicalCameraOrientation"
+    },
     {
         "first_introduced": "11",
         "name": "OH_CameraManager_RegisterCallback"
diff --git a/multimedia/camera_framework/camera_input.h b/multimedia/camera_framework/camera_input.h
index a91452d9d46cdef6d27a3e7e68095be23b48bb5e..72a974c9a69da737a5992085e43e91839e5849a5 100644
--- a/multimedia/camera_framework/camera_input.h
+++ b/multimedia/camera_framework/camera_input.h
@@ -171,6 +171,41 @@ Camera_ErrorCode OH_CameraInput_Close(Camera_Input* cameraInput);
  */
 Camera_ErrorCode OH_CameraInput_Release(Camera_Input* cameraInput);
 
+/**
+ * @brief Query whether physical camera orientation is variable under different fold status.
+ *
+ * @param {CameraInput} cameraInput the {@link Camera_Input} instance.
+ * @param {bool} isVariable the result of whether physical camera orientation is variable.
+ * @return {@link #CAMERA_OK} if the method call succeeds.
+ *         {@link #CAMERA_INVALID_ARGUMENT} if parameter missing or parameter type incorrect.
+ * @since 21
+ */
+Camera_ErrorCode OH_CameraInput_IsPhysicalCameraOrientationVariable(Camera_Input* cameraInput, bool* isVariable);
+
+/**
+ * @brief Get physical camera orientation under current fold status.
+ *
+ * @param cameraInput the {@link Camera_Input} instance.
+ * @param orientation the physical camera orientation of current fold status.
+ * @return {@link #CAMERA_OK} if the method call succeeds.
+ *         {@link #CAMERA_INVALID_ARGUMENT} if parameter missing or parameter type incorrect.
+ * @since 21
+ */
+Camera_ErrorCode OH_CameraInput_GetPhysicalCameraOrientation(Camera_Input* cameraInput, uint32_t* orientation);
+
+/**
+ * @brief Choose whether to use the physical camera orientation.
+ *
+ * @param cameraInput the {@link Camera_Input} instance.
+ * @param isUsed the flag of whether to use physical camera orientation.
+ * @return {@link #CAMERA_OK} if the method call succeeds.
+ *         {@link #CAMERA_INVALID_ARGUMENT} if parameter missing or parameter type incorrect.
+ *         {@link #CAMERA_OPERATION_NOT_ALLOWED} if operation not allowed.
+ *         {@link #CAMERA_SERVICE_FATAL_ERROR} if camera service fatal error.
+ * @since 21
+ */
+Camera_ErrorCode OH_CameraInput_UsePhysicalCameraOrientation(Camera_Input* cameraInput, bool isUsed);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/multimodalinput/kits/c/input/oh_input_manager.h b/multimodalinput/kits/c/input/oh_input_manager.h
index 7ff7bb1511574ab7bb2c8660dddbef2d7de3161a..32432532486e3b63d97343b4ff66106909c9aa4e 100644
--- a/multimodalinput/kits/c/input/oh_input_manager.h
+++ b/multimodalinput/kits/c/input/oh_input_manager.h
@@ -1389,7 +1389,7 @@ Input_Result OH_Input_GetAxisEventSourceType(const Input_AxisEvent* axisEvent, I
  *
  * @param axisEvent Axis event object. For details, see {@Link Input_AxisEvent}.
  * @param windowId The windowId for the axis event.
- * @return OH_Input_SetAxisEventDisplayY function result code.
+ * @return OH_Input_SetAxisEventWindowId function result code.
  *         {@link INPUT_SUCCESS} Sets the Y coordinate of the axis event success.\n
  *         {@link INPUT_PARAMETER_ERROR} The axisEvent is NULL.\n
  * @syscap SystemCapability.MultimodalInput.Input.Core
@@ -1402,7 +1402,7 @@ Input_Result OH_Input_SetAxisEventWindowId(Input_AxisEvent* axisEvent, int32_t w
  *
  * @param axisEvent Axis event object. For details, see {@Link Input_AxisEvent}.
  * @param windowId The windowId for the axis event.
- * @return OH_Input_GetAxisEventDisplayY function result code.
+ * @return OH_Input_GetAxisEventWindowId function result code.
  *         {@link INPUT_SUCCESS} Obtains the Y coordinate of the axis event success.\n
  *         {@link INPUT_PARAMETER_ERROR} The axisEvent is NULL or the displayY is NULL.\n
  * @syscap SystemCapability.MultimodalInput.Input.Core
@@ -1415,7 +1415,7 @@ Input_Result OH_Input_GetAxisEventWindowId(const Input_AxisEvent* axisEvent, int
  *
  * @param axisEvent Axis event object. For details, see {@Link Input_AxisEvent}.
  * @param displayId The displayId for the axis event.
- * @return OH_Input_SetAxisEventDisplayY function result code.
+ * @return OH_Input_SetAxisEventDisplayId function result code.
  *         {@link INPUT_SUCCESS} Sets the Y coordinate of the axis event success.\n
  *         {@link INPUT_PARAMETER_ERROR} The axisEvent is NULL.\n
  * @syscap SystemCapability.MultimodalInput.Input.Core
@@ -1428,7 +1428,7 @@ Input_Result OH_Input_SetAxisEventDisplayId(Input_AxisEvent* axisEvent, int32_t
  *
  * @param axisEvent Axis event object. For details, see {@Link Input_AxisEvent}.
  * @param displayId The displayId for the axis event.
- * @return OH_Input_GetAxisEventDisplayY function result code.
+ * @return OH_Input_GetAxisEventDisplayId function result code.
  *         {@link INPUT_SUCCESS} Obtains the Y coordinate of the axis event success.\n
  *         {@link INPUT_PARAMETER_ERROR} The axisEvent is NULL or the displayY is NULL.\n
  * @syscap SystemCapability.MultimodalInput.Input.Core
@@ -1775,7 +1775,7 @@ void OH_Input_SetFinalKey(Input_Hotkey *hotkey, int32_t finalKey);
  *
  * @param hotkey Hotkey key object.
  * @param finalKeyCode Returns the key value of the decorated key.
- * @return OH_Input_GetfinalKey status code, specifically,
+ * @return OH_Input_GetFinalKey status code, specifically,
  *         {@link INPUT_SUCCESS} if the operation is successful;\n
  *         {@link INPUT_PARAMETER_ERROR} The hotkey is NULL or the finalKeyCode is NULL;\n
  *         {@Link INPUT_DEVICE_NOT_SUPPORTED} Capability not supported.\n
@@ -1840,7 +1840,7 @@ void OH_Input_SetRepeat(Input_Hotkey* hotkey, bool isRepeat);
  *
  * @param hotkey Shortcut key object.
  * @param isRepeat Whether a key event is repeated.
- * @return OH_Input_GetIsRepeat status code, specifically,
+ * @return OH_Input_GetRepeat status code, specifically,
  *         {@link INPUT_SUCCESS} if the operation is successful;\n
  *         {@link INPUT_PARAMETER_ERROR} otherwise;\n
  *         {@Link INPUT_DEVICE_NOT_SUPPORTED} Capability not supported.\n
@@ -2061,7 +2061,7 @@ Input_Result OH_Input_UnregisterDeviceListener(Input_DeviceListener* listener);
 /**
  * @brief Unregisters the listener for all device hot swap events.
  *
- * @return OH_Input_UnregisterDeviceListener status code, specifically,
+ * @return OH_Input_UnregisterDeviceListeners status code, specifically,
  *         {@link INPUT_SUCCESS} if the operation is successful;\n
  *         {@link INPUT_SERVICE_EXCEPTION} if the service is abnormal.
  * @syscap SystemCapability.MultimodalInput.Input.Core