diff --git a/dita/RTC-NG/API/api_ibasespatialaudioengine_setzones.dita b/dita/RTC-NG/API/api_ibasespatialaudioengine_setzones.dita
index 4c04777f28c..8efdd6bddce 100644
--- a/dita/RTC-NG/API/api_ibasespatialaudioengine_setzones.dita
+++ b/dita/RTC-NG/API/api_ibasespatialaudioengine_setzones.dita
@@ -46,7 +46,7 @@
             <parml>
             <plentry>
                 <pt>zones</pt>
-                <pd>隔声区域的设置。详见 <apiname keyref="SpatialAudioZone"/>。当你将该参数设置为 <codeph><ph keyref="NULL"/></codeph> 时，表示清除所有隔声区域。
+                <pd>隔声区域的设置。详见 <xref keyref="SpatialAudioZone"/>。当你将该参数设置为 <codeph><ph keyref="NULL"/></codeph> 时，表示清除所有隔声区域。
                     <note type="attention" props="cpp unreal bp unity cs flutter electron">在 Windows 平台上，需确保 <parmname>zones</parmname> 数组中的成员个数与 <parmname>zoneCount</parmname> 的值相等，否则会导致崩溃。</note></pd>
             </plentry>
             <plentry props="cpp framework">
diff --git a/dita/RTC-NG/API/api_imusiccontentcenter_getcaches.dita b/dita/RTC-NG/API/api_imusiccontentcenter_getcaches.dita
index 776ec443c01..0d217b65f0a 100644
--- a/dita/RTC-NG/API/api_imusiccontentcenter_getcaches.dita
+++ b/dita/RTC-NG/API/api_imusiccontentcenter_getcaches.dita
@@ -30,7 +30,7 @@
                 <dd>v4.2.0</dd>
             </dlentry>
             </dl>
-            <p>调用该方法前，你需要预先分配一定大小的内存空间用来存储缓存音乐资源的信息。</p>
+            <p>调用该方法前，你需要预先分配一定大小的内存空间用来存储缓存音乐资源的信息。如果你需要设置可缓存的音乐资源数量，可通过 <xref keyref="initialize_IMusicContentCenter"/> 的 <parmname props="framework android cpp">configuration</parmname><parmname props="apple">config</parmname> 来设置。</p>
             <p>当你不再需要使用已缓存的音乐资源时，你需要及时释放内存以防止内存泄漏。</p>
         </section>
         <section id="parameters" props="cpp unreal bp unity cs flutter">
diff --git a/dita/RTC-NG/API/api_imusiccontentcenter_getinternalsongcode.dita b/dita/RTC-NG/API/api_imusiccontentcenter_getinternalsongcode.dita
index e7191a93e47..a8501eb994a 100644
--- a/dita/RTC-NG/API/api_imusiccontentcenter_getinternalsongcode.dita
+++ b/dita/RTC-NG/API/api_imusiccontentcenter_getinternalsongcode.dita
@@ -23,10 +23,9 @@
             <codeblock props="flutter" outputclass="language-dart">Future&lt;int> getInternalSongCode(
       {required int songCode, required String jsonOption});</codeblock> </p>
         </section>
-        <section id="detailed_desc">
-            <title>详情</title>
-            <dl outputclass="since">
-            <dlentry props="android apple cpp">
+        <section id="detailed_desc" deliveryTarget="details" otherprops="no-title">
+            <dl outputclass="since" props="native">
+            <dlentry>
                 <dt>自从</dt>
                 <dd>v4.2.2</dd>
             </dlentry>
diff --git a/dita/RTC-NG/API/api_imusicontentcenter_preload.dita b/dita/RTC-NG/API/api_imusicontentcenter_preload.dita
index 3faf1b751c0..22c384814f6 100644
--- a/dita/RTC-NG/API/api_imusicontentcenter_preload.dita
+++ b/dita/RTC-NG/API/api_imusicontentcenter_preload.dita
@@ -33,7 +33,7 @@
             </dl>
             <p id="desc1">你可以调用该方法预先加载需要播放的音乐资源。成功调用该方法后，SDK 会触发 <xref keyref="onPreLoadEvent_IMusicContentCenterEventHandler"/> 回调报告预加载音乐资源的事件。</p>
             <p id="desc2">在调用该方法来预加载音乐资源之前，你需要调用 <xref keyref="getMusicCollectionByMusicChartId"/> 或 <xref keyref="searchMusic"/> 方法来获取你需要播放的音乐资源，并通过由此触发的 <xref keyref="onMusicCollectionResult"/> 回调获取音乐资源的编号（<parmname>songCode</parmname>）。</p>
-            <note type="attention" id="note">如需销毁 <xref keyref="IRtcEngine"/> 对象，请在收到 <xref keyref="onPreloadEvent"/> 回调后，再调用 <xref keyref="release"/> 方法。</note>
+            <note type="attention" id="note">如需销毁 <xref keyref="IRtcEngine"/> 对象，请在收到 <xref keyref="onPreLoadEvent_IMusicContentCenterEventHandler"/> 回调后，再调用 <xref keyref="release"/> 方法。</note>
         </section>
         <section id="parameters">
             <title>参数</title>
diff --git a/dita/RTC-NG/API/api_irtcengine_destroymediarecorder.dita b/dita/RTC-NG/API/api_irtcengine_destroymediarecorder.dita
index 96cf774e356..312ab68269e 100644
--- a/dita/RTC-NG/API/api_irtcengine_destroymediarecorder.dita
+++ b/dita/RTC-NG/API/api_irtcengine_destroymediarecorder.dita
@@ -40,7 +40,7 @@
             <plentry>
                 <pt props="android cpp apple framework">mediaRecorder</pt>
                 <pt props="hmos">recorder</pt>
-                <pd>待销毁的音视频录制对象。</pd>
+                <pd>待销毁的 <xref keyref="IMediaRecorder" /> 对象。</pd>
             </plentry>
             </parml> </section>
         <section id="return_values" conkeyref="setMediaRecorderObserver/return_values"> </section>
diff --git a/dita/RTC-NG/API/api_irtcengine_enablecontentinspect.dita b/dita/RTC-NG/API/api_irtcengine_enablecontentinspect.dita
index d0dab8fcd82..77cb547f8bf 100644
--- a/dita/RTC-NG/API/api_irtcengine_enablecontentinspect.dita
+++ b/dita/RTC-NG/API/api_irtcengine_enablecontentinspect.dita
@@ -41,7 +41,10 @@
         </section>        
         <section id="restriction" deliveryTarget="details">
             <title>调用限制</title>
-            <p>调用该方法前，请确保已<xref keyref="ticket-link"/>开通本地截图上传服务。</p>
+            <ul>
+                <li>调用该方法前，请确保已<xref keyref="ticket-link"/>开通本地截图上传服务。</li>
+                <li>视频审核模块选择声网自研插件截图上传（<apiname keyref="CONTENT_INSPECT_SUPERVISION"/>）时需集成本地截图上传动态库 <codeph><ph keyref="moderation"/></codeph>，如果删除该动态库会导致无法正常开启本地截图上传功能。</li>
+            </ul>
         </section>
         <section id="parameters" deliveryTarget="details">
             <title>参数</title>
@@ -56,9 +59,7 @@
             </plentry>
             <plentry id="config">
                 <pt>config</pt>
-                <pd><ph>本地截图上传配置。详见 <xref keyref="ContentInspectConfig"/>。</ph>
-                    <note>视频审核模块选择声网自研插件截图上传（<apiname keyref="CONTENT_INSPECT_SUPERVISION"/>）时需集成本地截图上传动态库 <codeph><ph keyref="moderation"/></codeph>，如果删除该动态库会导致无法正常开启本地截图上传功能。</note>
-                </pd>
+                <pd>本地截图上传配置。详见 <xref keyref="ContentInspectConfig"/>。</pd>
             </plentry>
             </parml> </section>
         <section id="return_values">
diff --git a/dita/RTC-NG/API/api_irtcengine_renewtoken.dita b/dita/RTC-NG/API/api_irtcengine_renewtoken.dita
index 14d2b0a561e..d73d36817ce 100644
--- a/dita/RTC-NG/API/api_irtcengine_renewtoken.dita
+++ b/dita/RTC-NG/API/api_irtcengine_renewtoken.dita
@@ -40,13 +40,6 @@
             <title>调用限制</title>
             <p>无。</p>
         </section>
-        <section id="related" deliveryTarget="details">
-            <title>相关回调</title>
-            <ul><li><xref keyref="onTokenPrivilegeWillExpire"/></li>
-                 <li><xref keyref="onRequestToken"/></li>
-                <li><xref keyref="onConnectionStateChanged"/></li>
-                </ul>
-        </section>
         <section id="parameters" deliveryTarget="details">
             <title>参数</title>
             <parml>
diff --git a/dita/RTC-NG/API/api_irtcengine_statechanged.dita b/dita/RTC-NG/API/api_irtcengine_statechanged.dita
index 1d2ee65ac53..a0dc38a11ad 100644
--- a/dita/RTC-NG/API/api_irtcengine_statechanged.dita
+++ b/dita/RTC-NG/API/api_irtcengine_statechanged.dita
@@ -50,7 +50,6 @@
                     <p>设备状态：
                     <ul>
                     <li>0：设备就绪。</li>
-                    <li>1：设备正在使用。</li>
                     <li props="hide">3：设备已插入。</li>
                     <li>8：设备被拔出。</li>
                     </ul></p>
diff --git a/dita/RTC-NG/API/api_irtcengineex_leavechannelex.dita b/dita/RTC-NG/API/api_irtcengineex_leavechannelex.dita
index f5a0bdeb767..f59e06629fa 100644
--- a/dita/RTC-NG/API/api_irtcengineex_leavechannelex.dita
+++ b/dita/RTC-NG/API/api_irtcengineex_leavechannelex.dita
@@ -33,7 +33,7 @@
             <note type="attention">
                 <ul>
                     <li>该方法是异步操作，调用返回时并没有真正退出频道。</li>
-                    <li>如果你调用了 <xref keyref="leaveChannel"/> 或 <xref keyref="leaveChannel2"/> 后，会同时离开 <xref keyref="joinChannel1"/> 或 <xref keyref="joinChannel2"/> 及 <xref keyref="joinChannelEx"/> 加入的频道。</li>
+                    <li>如果你调用了 <xref keyref="leaveChannel"/> 或 <xref keyref="leaveChannel2"/> ，会同时离开 <xref keyref="joinChannel1"/> 或 <xref keyref="joinChannel2"/> 及 <xref keyref="joinChannelEx"/> 加入的频道。</li>
                 </ul></note>
         </section>
         <section id="scenario" deliveryTarget="details">
diff --git a/dita/RTC-NG/API/callback_imusiccontentcentereventhandler_onpreloadevent.dita b/dita/RTC-NG/API/callback_imusiccontentcentereventhandler_onpreloadevent.dita
index 0cc4f197b29..eea1b955ced 100644
--- a/dita/RTC-NG/API/callback_imusiccontentcentereventhandler_onpreloadevent.dita
+++ b/dita/RTC-NG/API/callback_imusiccontentcentereventhandler_onpreloadevent.dita
@@ -51,12 +51,13 @@
                 <dd>v4.1.0</dd>
             </dlentry>
             </dl>
-            <p>当你调用 <xref keyref="preload"/> 方法预加载音乐资源后，SDK 会触发该回调。</p>
+            <p props="hmos electron flutter rn">当你调用 <xref keyref="preload2"/> 方法预加载音乐资源后，SDK 会触发该回调。</p>
+            <p props="android ios cpp unity bp unreal">当你调用 <xref keyref="preload"/> 或 <xref keyref="preload2"/> 方法预加载音乐资源后，SDK 会触发该回调。</p>
         </section>
         <section id="parameters">
             <title>参数</title>
             <parml>
-            <plentry props="android ios cpp flutter unity rn" conkeyref="onMusicChartsResult/id">
+            <plentry props="android ios cpp flutter unity rn unreal" conkeyref="onMusicChartsResult/id">
                 <pt></pt>
                 <pd></pd>
             </plentry>
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onclientrolechanged.dita b/dita/RTC-NG/API/callback_irtcengineeventhandler_onclientrolechanged.dita
index 1d8e321e3ed..470b4aea6b9 100644
--- a/dita/RTC-NG/API/callback_irtcengineeventhandler_onclientrolechanged.dita
+++ b/dita/RTC-NG/API/callback_irtcengineeventhandler_onclientrolechanged.dita
@@ -39,6 +39,8 @@ NS_SWIFT_NAME(rtcEngine(_:didClientRoleChanged:newRole:newRoleOptions:));</codeb
       ClientRoleOptions newRoleOptions)? onClientRoleChanged;</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
+        <section id="detailed_desc" deliveryTarget="details" otherprops="no-title">
+        </section>
         <section id="timing" deliveryTarget="details">
             <title>触发时机</title>
             <p props="android cpp apple cs unity unreal">在以下任意一种情况时，会触发此回调：<ul>
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita b/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
index 0c379b37bcf..81cca87cbaa 100644
--- a/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
+++ b/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
@@ -25,8 +25,7 @@
             <codeblock props="electron" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
             <codeblock props="unity cs" outputclass="language-csharp">public virtual void OnLocalUserRegistered(uint uid, string userAccount) {}</codeblock>
             <codeblock props="rn" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
-            <codeblock props="flutter" outputclass="language-dart">final void Function(bool isFallbackOrRecover)?
-      onLocalPublishFallbackToAudioOnly;</codeblock>
+            <codeblock props="flutter" outputclass="language-dart">final void Function(int uid, String userAccount)? onLocalUserRegistered;</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
         <section id="detailed_desc">
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onrejoinchannelsuccess.dita b/dita/RTC-NG/API/callback_irtcengineeventhandler_onrejoinchannelsuccess.dita
index 0f36e832506..0f23329be95 100644
--- a/dita/RTC-NG/API/callback_irtcengineeventhandler_onrejoinchannelsuccess.dita
+++ b/dita/RTC-NG/API/callback_irtcengineeventhandler_onrejoinchannelsuccess.dita
@@ -31,6 +31,8 @@
       onRejoinChannelSuccess;</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
+        <section id="detailed_desc" deliveryTarget="details" otherprops="no-title">
+        </section>
         <section id="timing" deliveryTarget="details">
             <title>触发时机</title>
             <p id="desc">有时候由于网络原因，客户端可能会和服务器失去连接，SDK 会进行自动重连，自动重连成功后触发此回调方法。</p>
diff --git a/dita/RTC-NG/API/callback_ivideoframeobserver_oncapturevideoframe.dita b/dita/RTC-NG/API/callback_ivideoframeobserver_oncapturevideoframe.dita
index 6fef85a9863..66729309792 100644
--- a/dita/RTC-NG/API/callback_ivideoframeobserver_oncapturevideoframe.dita
+++ b/dita/RTC-NG/API/callback_ivideoframeobserver_oncapturevideoframe.dita
@@ -61,7 +61,7 @@
             <parml>
                 <plentry>
                     <pt>sourceType</pt>
-                    <pd>视频源类型，可能的视频源包括：摄像头、屏幕或媒体播放器。详见 <xref keyref="VIDEO_SOURCE_TYPE"/> 。</pd>
+                    <pd>视频源类型，可能的视频源包括：摄像头、屏幕或媒体播放器。详见 <xref keyref="VIDEO_SOURCE_TYPE"/>。</pd>
                 </plentry>
             <plentry id="videoframe">
                 <pt>videoFrame</pt>
diff --git a/dita/RTC-NG/API/class_lastmileproberesult.dita b/dita/RTC-NG/API/class_lastmileproberesult.dita
index df0eb83b0d9..6859df0f4b3 100644
--- a/dita/RTC-NG/API/class_lastmileproberesult.dita
+++ b/dita/RTC-NG/API/class_lastmileproberesult.dita
@@ -144,13 +144,13 @@ public:
                 <pt>state</pt>
                 <pd>
                     <p props="ios mac cpp unreal bp unity electron rn flutter cs">Last mile 质量探测结果的状态。详见: <xref keyref="LASTMILE_PROBE_RESULT_STATE" /> 。</p>
-                    <p props="android hmos">Last-mile 质量探测结果的状态，有如下几种：
+                    <p props="android hmos">Last mile 质量探测结果的状态，有如下几种：
 
 
                     <ul>
-                    <li><ph keyref="LASTMILE_PROBE_RESULT_COMPLETE" /> (1)：表示本次 Last-mile 质量探测是完整的。</li>
-                    <li><ph keyref="LASTMILE_PROBE_RESULT_INCOMPLETE_NO_BWE" /> (2)：表示本次 Last-mile 质量探测未进行带宽预测，因此结果不完整。一个可能的原因是测试资源暂时受限。</li>
-                    <li><ph keyref="LASTMILE_PROBE_RESULT_UNAVAILABLE" /> (3)：未进行 Last-mile 质量探测。一个可能的原因是网络连接中断。</li>
+                    <li><ph keyref="LASTMILE_PROBE_RESULT_COMPLETE" /> (1)：表示本次 Last mile 质量探测是完整的。</li>
+                    <li><ph keyref="LASTMILE_PROBE_RESULT_INCOMPLETE_NO_BWE" /> (2)：表示本次 Last mile 质量探测未进行带宽预测，因此结果不完整。一个可能的原因是测试资源暂时受限。</li>
+                    <li><ph keyref="LASTMILE_PROBE_RESULT_UNAVAILABLE" /> (3)：未进行 Last mile 质量探测。一个可能的原因是网络连接中断。</li>
                     </ul> </p>
                 </pd>
             </plentry>
diff --git a/dita/RTC-NG/API/class_videosubscriptionoptions.dita b/dita/RTC-NG/API/class_videosubscriptionoptions.dita
index 02a8b7d2217..8ba4d7a54f4 100644
--- a/dita/RTC-NG/API/class_videosubscriptionoptions.dita
+++ b/dita/RTC-NG/API/class_videosubscriptionoptions.dita
@@ -119,13 +119,7 @@ public:
             <plentry>
                 <pt props="android hmos">streamType</pt>
                 <pt props="ios mac cpp framework">type</pt>
-                <pd props="ios mac cpp framework">订阅的视频流类型，默认值为 <ph keyref="VIDEO_STREAM_HIGH"/>，即订阅视频大流。详见 <xref keyref="VIDEO_STREAM_TYPE"/>。</pd>
-                <pd props="android hmos">订阅的视频流类型：
-                  <ul>
-                    <li><ph keyref="VIDEO_STREAM_HIGH"/> (0): （默认）视频大流，即高分辨率、高码率视频流。</li>
-                    <li><ph keyref="VIDEO_STREAM_LOW"/> (1): 视频小流，即低分辨率、低码率视频流。</li>
-                  </ul>
-                </pd>
+                <pd>订阅的视频流类型，默认值为 <ph keyref="VIDEO_STREAM_HIGH"/>，即订阅视频大流。详见 <xref keyref="VIDEO_STREAM_TYPE"/>。</pd>
             </plentry>
             <plentry>
                 <pt>encodedFrameOnly</pt>
diff --git a/dita/RTC-NG/API/enum_videocodectype.dita b/dita/RTC-NG/API/enum_videocodectype.dita
index b49a248a3e8..3896a62be3b 100644
--- a/dita/RTC-NG/API/enum_videocodectype.dita
+++ b/dita/RTC-NG/API/enum_videocodectype.dita
@@ -25,10 +25,7 @@
             </plentry>
             <plentry props="android cpp apple framework">
                 <pt><ph keyref="VIDEO_CODEC_GENERIC"/></pt>
-                <pd>
-                    <p>6：Generic。</p>
-                    <p>本类型主要用于传输视频裸数据(比如用户已加密的视频帧)，该类型视频帧以回调的形式返回给用户，需要用户自行解码与渲染。</p>
-                </pd>
+                <pd>6：Generic。本类型主要用于传输视频裸数据(比如用户已加密的视频帧)，该类型视频帧以回调的形式返回给用户，需要用户自行解码与渲染。</pd>
             </plentry>
             <plentry props="hide">
                 <pt><ph keyref="VIDEO_CODEC_AV1"/></pt>
@@ -36,9 +33,7 @@
             </plentry>
             <plentry props="android cpp apple framework">
                 <pt><ph keyref="VIDEO_CODEC_GENERIC_JPEG"/></pt>
-                <pd>20：Generic JPEG。
-                    <p>本类型所需的算力较小，可用于算力有限的 IoT 设备。</p>
-                </pd>
+                <pd>20：Generic JPEG。本类型所需的算力较小，可用于算力有限的 IoT 设备。</pd>
             </plentry>
             <plentry props="hide">
                 <pt><ph keyref="VIDEO_CODEC_VP9"/></pt>
diff --git a/dita/RTC-NG/API/rtc_api_sunset.dita b/dita/RTC-NG/API/rtc_api_sunset.dita
index 26d4d660c81..109ae3350f7 100644
--- a/dita/RTC-NG/API/rtc_api_sunset.dita
+++ b/dita/RTC-NG/API/rtc_api_sunset.dita
@@ -7,7 +7,7 @@
             <title>已废弃 API</title>
             <p>废弃后的 API 预计会在 1 年左右正式下架。声网建议你尽快使用推荐的 API 进行替换，以免影响线上业务。</p>
             <!--如果预见到表格内的内容会超宽，则在 table 外侧套一个 div，用于限定 section 内的表格宽度-->
-                <div>
+            <div>
                 <table frame="all" rowsep="1" colsep="1" props="cn">
                 <!--CN 表格-->
                 <!--由于 table 中的 row 不能分级打 props，所以 cn 和 en 需要分两个表格维护：仅发 cn/en 的 API 只需要在对应表格中增加；cn 和 en 都发的 API 需要在两个表格中都加。-->
@@ -103,6 +103,18 @@
                             <entry><xref keyref="createDataStreamEx2"/></entry>
                             <entry>v4.0.0</entry>
                         </row>
+                        <row props="android">
+                            <entry><xref keyref="pushVideoFrame"/></entry>
+                            <entry><ph conkeyref="pushVideoFrame/shortdesc"/></entry>
+                            <entry><xref keyref="pushVideoFrame3"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                        <row props="android">
+                            <entry><xref keyref="pushVideoFrame2"/></entry>
+                            <entry><ph conkeyref="pushVideoFrame2/shortdesc"/></entry>
+                            <entry><xref keyref="pushVideoFrame4"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
                         <row>
                             <entry><xref keyref="setLocalVideoMirrorMode"/></entry>
                             <entry><ph conkeyref="setLocalVideoMirrorMode/shortdesc"/></entry>
@@ -127,6 +139,12 @@
                             <entry>使用 <xref keyref="initialize"/> 中的 <parmname props="cpp">context</parmname><parmname props="android apple">config</parmname> 参数</entry>
                             <entry>v4.0.0</entry>
                         </row>
+                            <row>
+                                <entry><xref keyref="setLogFilter"/></entry>
+                                <entry><ph conkeyref="setLogFilter/shortdesc"/></entry>
+                                <entry>使用 <xref keyref="initialize"/> 中的 <parmname props="cpp">context</parmname><parmname props="android apple">config</parmname> 参数</entry>
+                                <entry>v4.0.0</entry>
+                            </row>
                         <row>
                             <entry><xref keyref="setLogFile"/></entry>
                             <entry><ph conkeyref="setLogFile/shortdesc"/></entry>
@@ -151,6 +169,12 @@
                             <entry><xref keyref="setAudioProfile2"/> 或 <xref keyref="setAudioScenario"/></entry>
                             <entry>v4.0.0</entry>
                         </row>
+                            <row>
+                                <entry><xref keyref="startAudioMixing"/></entry>
+                                <entry><ph conkeyref="startAudioMixing/shortdesc"/></entry>
+                                <entry><xref keyref="startAudioMixing2" /></entry>
+                                <entry>v4.0.0</entry>
+                            </row>
                         <row props="android ios cpp">
                             <entry><xref keyref="preload"/></entry>
                             <entry><ph conkeyref="preload/shortdesc"/></entry>
@@ -199,6 +223,48 @@
                             <entry>-</entry>
                             <entry>v4.0.0</entry>
                         </row>
+                        <row>
+                            <entry><xref keyref="onAudioMixingFinished"/></entry>
+                            <entry><ph conkeyref="onAudioMixingFinished/shortdesc"/></entry>
+                            <entry><xref keyref="onAudioMixingStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                        <row>
+                            <entry><xref keyref="onAudioQuality"/></entry>
+                            <entry><ph conkeyref="onAudioQuality/shortdesc"/></entry>
+                            <entry><xref keyref="onRemoteAudioStats"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                         <row>
+                            <entry><xref keyref="onConnectionBanned"/></entry>
+                            <entry><ph conkeyref="onConnectionBanned/shortdesc"/></entry>
+                            <entry><xref keyref="onConnectionStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                         <row>
+                            <entry><xref keyref="onConnectionInterrupted"/></entry>
+                            <entry><ph conkeyref="onConnectionInterrupted/shortdesc"/></entry>
+                            <entry><xref keyref="onConnectionStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                         <row>
+                            <entry><xref keyref="onFirstRemoteAudioFrame"/></entry>
+                            <entry><ph conkeyref="onFirstRemoteAudioFrame/shortdesc"/></entry>
+                            <entry><xref keyref="onRemoteAudioStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                         <row>
+                            <entry><xref keyref="onFirstRemoteAudioDecoded"/></entry>
+                            <entry><ph conkeyref="onFirstRemoteAudioDecoded/shortdesc"/></entry>
+                            <entry><xref keyref="onRemoteAudioStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
+                         <row>
+                            <entry><xref keyref="onRemoteAudioTransportStats"/></entry>
+                            <entry><ph conkeyref="onRemoteAudioTransportStats/shortdesc"/></entry>
+                            <entry><xref keyref="onRemoteAudioStats"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
                         <row>
                             <entry><xref keyref="onRemoteVideoTransportStats"/></entry>
                             <entry><ph conkeyref="onRemoteVideoTransportStats/shortdesc"/></entry>
@@ -211,6 +277,12 @@
                             <entry><xref keyref="onRemoteVideoStateChanged"/></entry>
                             <entry>v4.0.0</entry>
                         </row>
+                        <row>
+                            <entry><xref keyref="onVideoStopped"/></entry>
+                            <entry><ph conkeyref="onVideoStopped/shortdesc"/></entry>
+                            <entry><xref keyref="onLocalVideoStateChanged"/></entry>
+                            <entry>v4.0.0</entry>
+                        </row>
                     </tbody>
                 </tgroup>
             </table>
@@ -305,6 +377,18 @@
                                 <entry><xref keyref="createDataStreamEx2"/></entry>
                                 <entry>v4.0.0</entry>
                             </row>
+                            <row props="android">
+                                <entry><xref keyref="pushVideoFrame"/></entry>
+                                <entry><ph conkeyref="pushVideoFrame/shortdesc"/></entry>
+                                <entry><xref keyref="pushVideoFrame3"/></entry>
+                                <entry>v4.0.0</entry>
+                            </row>
+                            <row props="android">
+                                <entry><xref keyref="pushVideoFrame2"/></entry>
+                                <entry><ph conkeyref="pushVideoFrame2/shortdesc"/></entry>
+                                <entry><xref keyref="pushVideoFrame4"/></entry>
+                                <entry>v4.0.0</entry>
+                            </row>
                             <row>
                                 <entry><xref keyref="setLocalVideoMirrorMode"/></entry>
                                 <entry><ph conkeyref="setLocalVideoMirrorMode/shortdesc"/></entry>
@@ -329,6 +413,12 @@
                                 <entry>使用 <xref keyref="initialize"/> 中的 <parmname props="cpp">context</parmname><parmname props="android apple">config</parmname> 参数</entry>
                                 <entry>v4.0.0</entry>
                             </row>
+                            <row>
+                                <entry><xref keyref="setLogFilter"/></entry>
+                                <entry><ph conkeyref="setLogFilter/shortdesc"/></entry>
+                                <entry>使用 <xref keyref="initialize"/> 中的 <parmname props="cpp">context</parmname><parmname props="android apple">config</parmname> 参数</entry>
+                                <entry>v4.0.0</entry>
+                            </row>
                             <row>
                                 <entry><xref keyref="setLogFile"/></entry>
                                 <entry><ph conkeyref="setLogFile/shortdesc"/></entry>
@@ -353,6 +443,18 @@
                                 <entry><xref keyref="setAudioProfile2"/> 或 <xref keyref="setAudioScenario"/></entry>
                                 <entry>v4.0.0</entry>
                             </row>
+                            <row>
+                                <entry><xref keyref="startAudioMixing"/></entry>
+                                <entry><ph conkeyref="startAudioMixing/shortdesc"/></entry>
+                                <entry><xref keyref="startAudioMixing2" /></entry>
+                                <entry>v4.0.0</entry>
+                            </row>
+                            <row props="android ios cpp">
+                                <entry><xref keyref="preload"/></entry>
+                                <entry><ph conkeyref="preload/shortdesc"/></entry>
+                                <entry><xref keyref="preload2"/></entry>
+                                <entry>v4.0.0</entry>
+                            </row>
                             <row>
                                 <entry><xref keyref="addVideoWatermark1"/></entry>
                                 <entry><ph conkeyref="addVideoWatermark1/shortdesc"/></entry>
@@ -395,18 +497,66 @@
                                     <entry>-</entry>
                                     <entry>v4.0.0</entry>
                                 </row>
+                                <row>
+                                    <entry><xref keyref="onAudioMixingFinished"/></entry>
+                                    <entry><ph conkeyref="onAudioMixingFinished/shortdesc"/></entry>
+                                    <entry><xref keyref="onAudioMixingStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                <row>
+                                    <entry><xref keyref="onAudioQuality"/></entry>
+                                    <entry><ph conkeyref="onAudioQuality/shortdesc"/></entry>
+                                    <entry><xref keyref="onRemoteAudioStats"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                 <row>
+                                    <entry><xref keyref="onConnectionBanned"/></entry>
+                                    <entry><ph conkeyref="onConnectionBanned/shortdesc"/></entry>
+                                    <entry><xref keyref="onConnectionStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                 <row>
+                                    <entry><xref keyref="onConnectionInterrupted"/></entry>
+                                    <entry><ph conkeyref="onConnectionInterrupted/shortdesc"/></entry>
+                                    <entry><xref keyref="onConnectionStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                 <row>
+                                    <entry><xref keyref="onFirstRemoteAudioFrame"/></entry>
+                                    <entry><ph conkeyref="onFirstRemoteAudioFrame/shortdesc"/></entry>
+                                    <entry><xref keyref="onRemoteAudioStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                 <row>
+                                    <entry><xref keyref="onFirstRemoteAudioDecoded"/></entry>
+                                    <entry><ph conkeyref="onFirstRemoteAudioDecoded/shortdesc"/></entry>
+                                    <entry><xref keyref="onRemoteAudioStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
+                                 <row>
+                                    <entry><xref keyref="onRemoteAudioTransportStats"/></entry>
+                                    <entry><ph conkeyref="onRemoteAudioTransportStats/shortdesc"/></entry>
+                                    <entry><xref keyref="onRemoteAudioStats"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
                                 <row>
                                     <entry><xref keyref="onRemoteVideoTransportStats"/></entry>
                                     <entry><ph conkeyref="onRemoteVideoTransportStats/shortdesc"/></entry>
                                     <entry><xref keyref="onRemoteVideoStats"/></entry>
                                     <entry>v4.0.0</entry>
                                 </row>
-                            <row>
+                                <row>
                                     <entry><xref keyref="onUserEnableLocalVideo"/></entry>
                                     <entry><ph conkeyref="onUserEnableLocalVideo/shortdesc"/></entry>
                                     <entry><xref keyref="onRemoteVideoStateChanged"/></entry>
                                     <entry>v4.0.0</entry>
                                 </row>
+                                <row>
+                                    <entry><xref keyref="onVideoStopped"/></entry>
+                                    <entry><ph conkeyref="onVideoStopped/shortdesc"/></entry>
+                                    <entry><xref keyref="onLocalVideoStateChanged"/></entry>
+                                    <entry>v4.0.0</entry>
+                                </row>
                         </tbody>
                     </tgroup>
                 </table>    
diff --git a/dita/RTC-NG/RTC_NG_API_Android.ditamap b/dita/RTC-NG/RTC_NG_API_Android.ditamap
index d4ec4d99a54..61623f7a9c1 100644
--- a/dita/RTC-NG/RTC_NG_API_Android.ditamap
+++ b/dita/RTC-NG/RTC_NG_API_Android.ditamap
@@ -481,7 +481,6 @@
                     <topicref keyref="resume" toc="no"/>
                     <topicref keyref="seek" toc="no"/>
                     <topicref keyref="stop" toc="no"/>
-                    <topicref keyref="stop_IMusicPlayer" toc="no"/>
                     <topicref keyref="onSeek" toc="no"/>
                 </topicref>
                 <topicref href="API/toc_mediaplayer_info.dita" chunk="to-content">
@@ -553,6 +552,7 @@
                 <topicref keyref="searchMusic" toc="no"/>
                 <topicref keyref="searchMusic2" toc="no"/>
                 <topicref keyref="setPlayMode" toc="no"/>
+                <topicref keyref="stop_IMusicPlayer" toc="no"/>
                 <topicref keyref="unregisterEventHandler_IMusicContentCenter" toc="no"/>
                 <topicref keyref="open_IMusicPlayer" toc="no"/>
                 <topicref keyref="open2_IMusicPlayer" toc="no"/>
diff --git a/dita/RTC-NG/RTC_NG_API_Harmony.ditamap b/dita/RTC-NG/RTC_NG_API_Harmony.ditamap
index db9d21b3e4f..32d4d892ba4 100644
--- a/dita/RTC-NG/RTC_NG_API_Harmony.ditamap
+++ b/dita/RTC-NG/RTC_NG_API_Harmony.ditamap
@@ -476,7 +476,6 @@
                     <topicref keyref="resume" toc="no"/>
                     <topicref keyref="seek" toc="no"/>
                     <topicref keyref="stop" toc="no"/>
-                    <topicref keyref="stop_IMusicPlayer" toc="no" props="reserve"/>
                     <topicref keyref="onSeek" toc="no" props="reserve"/>
                 </topicref>
                 <topicref href="API/toc_mediaplayer_info.dita" chunk="to-content">
@@ -545,6 +544,7 @@
                 <topicref keyref="renewToken_IMusicContentCenter" toc="no"/>
                 <topicref keyref="searchMusic" toc="no" processing-role="resource-only"/>
                 <topicref keyref="searchMusic2" toc="no"/>
+                <topicref keyref="stop_IMusicPlayer" toc="no"/>
                 <topicref keyref="unregisterEventHandler_IMusicContentCenter" toc="no"/>
                 <topicref keyref="open_IMusicPlayer" toc="no" processing-role="resource-only"/>
                 <topicref keyref="open2_IMusicPlayer" toc="no" props="reserve"/>
diff --git a/dita/RTC-NG/RTC_NG_API_Unity.ditamap b/dita/RTC-NG/RTC_NG_API_Unity.ditamap
index 319cac84589..1ef6abcd172 100644
--- a/dita/RTC-NG/RTC_NG_API_Unity.ditamap
+++ b/dita/RTC-NG/RTC_NG_API_Unity.ditamap
@@ -287,7 +287,6 @@
                 <topicref href="API/toc_snapshot.dita" chunk="to-content">
                     <topicref keyref="enableContentInspect" toc="no"/>
                     <topicref keyref="enableContentInspectEx" toc="no"/>
-                    <topicref keyref="setLocalVideoDataSourcePosition" toc="no"/>
                     <topicref keyref="takeSnapshot" toc="no"/>
                     <topicref keyref="takeSnapshotEx" toc="no"/>
                     <topicref keyref="onContentInspectResult" toc="no" props="hide"/>
@@ -350,6 +349,7 @@
                 <topicref keyref="enableInstantMediaRendering" toc="no"/>
                 <topicref keyref="setEnable" toc="no"/>
                 <topicref keyref="setForUser" toc="no"/>
+                <topicref keyref="setLocalVideoDataSourcePosition" toc="no"/>
                 <topicref keyref="setLocalRenderMode1" toc="no"/>
                 <topicref keyref="setLocalRenderMode2" toc="no"/>
                 <topicref keyref="setLocalVideoMirrorMode" toc="no"/>
diff --git a/dita/RTC-NG/API/api_irtcengine_setlocalvoicereverbpreset.dita b/dita/RTC-NG/archive/api_irtcengine_setlocalvoicereverbpreset.dita
similarity index 100%
rename from dita/RTC-NG/API/api_irtcengine_setlocalvoicereverbpreset.dita
rename to dita/RTC-NG/archive/api_irtcengine_setlocalvoicereverbpreset.dita
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onchannelmediarelayevent.dita b/dita/RTC-NG/archive/callback_irtcengineeventhandler_onchannelmediarelayevent.dita
similarity index 100%
rename from dita/RTC-NG/API/callback_irtcengineeventhandler_onchannelmediarelayevent.dita
rename to dita/RTC-NG/archive/callback_irtcengineeventhandler_onchannelmediarelayevent.dita
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onfirstlocalaudioframe.dita b/dita/RTC-NG/archive/callback_irtcengineeventhandler_onfirstlocalaudioframe.dita
similarity index 100%
rename from dita/RTC-NG/API/callback_irtcengineeventhandler_onfirstlocalaudioframe.dita
rename to dita/RTC-NG/archive/callback_irtcengineeventhandler_onfirstlocalaudioframe.dita
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onstreampublished.dita b/dita/RTC-NG/archive/callback_irtcengineeventhandler_onstreampublished.dita
similarity index 100%
rename from dita/RTC-NG/API/callback_irtcengineeventhandler_onstreampublished.dita
rename to dita/RTC-NG/archive/callback_irtcengineeventhandler_onstreampublished.dita
diff --git a/dita/RTC-NG/API/callback_irtcengineeventhandler_onstreamunpublished.dita b/dita/RTC-NG/archive/callback_irtcengineeventhandler_onstreamunpublished.dita
similarity index 100%
rename from dita/RTC-NG/API/callback_irtcengineeventhandler_onstreamunpublished.dita
rename to dita/RTC-NG/archive/callback_irtcengineeventhandler_onstreamunpublished.dita
diff --git a/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap b/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
index 6abda2d0f86..1bdc38893e8 100644
--- a/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
+++ b/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
@@ -450,7 +450,7 @@
             <keydef keys="createMediaPlayer" href="../API/api_irtcengine_createmediaplayer.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>createMediaPlayerWithDelegate: </keyword>
+                        <keyword>createMediaPlayerWithDelegate:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -601,13 +601,7 @@
                     </keywords>
                 </topicmeta>
             </keydef>
-            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only">
-                <topicmeta>
-                    <keywords>
-                        <keyword>open [2/2]</keyword>
-                    </keywords>
-                </topicmeta>
-            </keydef>
+            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only"/>
             <keydef keys="pause" href="../API/api_imediaplayer_pause.dita">
                 <topicmeta>
                     <keywords>
@@ -3524,7 +3518,7 @@
             <keydef keys="getErrorDescription" href="../API/api_irtcengine_geterrordescription.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>getErrorDescription: </keyword>
+                        <keyword>getErrorDescription:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
diff --git a/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap b/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
index be3fcc2ed72..dd3da6e473e 100644
--- a/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
+++ b/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
@@ -763,7 +763,7 @@
             <keydef keys="stop" href="../API/api_imediaplayer_stop.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stop</keyword>
+                        <keyword>stop [1/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -3434,7 +3434,7 @@
             <keydef keys="stop_IMusicPlayer" href="../API/api_imusicplayer_stop.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stop</keyword>
+                        <keyword>stop [2/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
diff --git a/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap b/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
index 170af666800..1b4ef97a989 100644
--- a/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
+++ b/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
@@ -407,7 +407,7 @@
             <keydef keys="createMediaPlayer" href="../API/api_irtcengine_createmediaplayer.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>createMediaPlayerWithDelegate: </keyword>
+                        <keyword>createMediaPlayerWithDelegate:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -558,13 +558,7 @@
                     </keywords>
                 </topicmeta>
             </keydef>
-            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only">
-                <topicmeta>
-                    <keywords>
-                        <keyword>open [2/2]</keyword>
-                    </keywords>
-                </topicmeta>
-            </keydef>
+            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only"/>
             <keydef keys="pause" href="../API/api_imediaplayer_pause.dita">
                 <topicmeta>
                     <keywords>
@@ -1546,7 +1540,7 @@
             <keydef keys="stopScreenCapture" href="../API/api_irtcengine_stopscreencapture.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stopScreenCapture [1/2]</keyword>
+                        <keyword>stopScreenCapture</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -3263,7 +3257,7 @@
             <keydef keys="getErrorDescription" href="../API/api_irtcengine_geterrordescription.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>getErrorDescription: </keyword>
+                        <keyword>getErrorDescription:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
diff --git a/dita/RTC-NG/config/keys-rtc-ng-links.ditamap b/dita/RTC-NG/config/keys-rtc-ng-links.ditamap
index 81cd7944327..5611004f6b7 100644
--- a/dita/RTC-NG/config/keys-rtc-ng-links.ditamap
+++ b/dita/RTC-NG/config/keys-rtc-ng-links.ditamap
@@ -19,21 +19,21 @@
                 </keywords>
             </topicmeta>
         </keydef>
-        <keydef keys="song-lists" href="https://doc.shengwang.cn/doc/online-ktv/android/implementation/music-content-center#%E8%8E%B7%E5%8F%96%E6%9B%B2%E5%BA%93%E6%89%80%E6%9C%89%E6%AD%8C%E6%9B%B2%E5%88%97%E8%A1%A8" scope="external" format="html">
+        <keydef keys="song-lists" href="https://doc.shengwang.cn/doc/online-ktv/android/ktv-scenario/api/music-content-center#%E8%8E%B7%E5%8F%96%E6%9B%B2%E5%BA%93%E6%89%80%E6%9C%89%E6%AD%8C%E6%9B%B2%E5%88%97%E8%A1%A8" scope="external" format="html">
             <topicmeta>
                 <keywords>
                     <keyword>获取曲库所有歌曲列表</keyword>
                 </keywords>
             </topicmeta>
         </keydef>
-        <keydef keys="new-songs" href="https://doc.shengwang.cn/doc/online-ktv/android/implementation/music-content-center#%E8%8E%B7%E5%8F%96%E5%A2%9E%E9%87%8F%E6%AD%8C%E6%9B%B2%E5%88%97%E8%A1%A8" scope="external" format="html">
+        <keydef keys="new-songs" href="https://doc.shengwang.cn/doc/online-ktv/android/ktv-scenario/api/music-content-center#%E8%8E%B7%E5%8F%96%E5%A2%9E%E9%87%8F%E6%AD%8C%E6%9B%B2%E5%88%97%E8%A1%A8" scope="external" format="html">
             <topicmeta>
                 <keywords>
                     <keyword>获取增量歌曲列表</keyword>
                 </keywords>
             </topicmeta>
         </keydef>
-        <keydef keys="ktv-docs" href="https://doc.shengwang.cn/doc/online-ktv/android/landing-page" scope="external" format="html">
+        <keydef keys="ktv-docs" href="https://doc.shengwang.cn/doc/online-ktv/android/ktv-scenario/landing-page" scope="external" format="html">
             <topicmeta>
                 <keywords>
                     <keyword>在线 K 歌房文档</keyword>
diff --git a/en-US/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita b/en-US/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
index 0586275c488..6d25a781a0f 100644
--- a/en-US/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
+++ b/en-US/dita/RTC-NG/API/callback_irtcengineeventhandler_onlocaluserregistered.dita
@@ -25,8 +25,7 @@
             <codeblock props="electron" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
             <codeblock props="unity cs" outputclass="language-csharp">public virtual void OnLocalUserRegistered(uint uid, string userAccount) {}</codeblock>
             <codeblock props="rn" outputclass="language-typescript">  onLocalUserRegistered?(uid: number, userAccount: string): void;</codeblock>
-            <codeblock props="flutter" outputclass="language-dart">final void Function(bool isFallbackOrRecover)?
-      onLocalPublishFallbackToAudioOnly;</codeblock>
+            <codeblock props="flutter" outputclass="language-dart">final void Function(int uid, String userAccount)? onLocalUserRegistered;</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
         <section id="detailed_desc">
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
index 6abda2d0f86..1bdc38893e8 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-ios.ditamap
@@ -450,7 +450,7 @@
             <keydef keys="createMediaPlayer" href="../API/api_irtcengine_createmediaplayer.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>createMediaPlayerWithDelegate: </keyword>
+                        <keyword>createMediaPlayerWithDelegate:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -601,13 +601,7 @@
                     </keywords>
                 </topicmeta>
             </keydef>
-            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only">
-                <topicmeta>
-                    <keywords>
-                        <keyword>open [2/2]</keyword>
-                    </keywords>
-                </topicmeta>
-            </keydef>
+            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only"/>
             <keydef keys="pause" href="../API/api_imediaplayer_pause.dita">
                 <topicmeta>
                     <keywords>
@@ -3524,7 +3518,7 @@
             <keydef keys="getErrorDescription" href="../API/api_irtcengine_geterrordescription.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>getErrorDescription: </keyword>
+                        <keyword>getErrorDescription:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
index be3fcc2ed72..dd3da6e473e 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-java.ditamap
@@ -763,7 +763,7 @@
             <keydef keys="stop" href="../API/api_imediaplayer_stop.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stop</keyword>
+                        <keyword>stop [1/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -3434,7 +3434,7 @@
             <keydef keys="stop_IMusicPlayer" href="../API/api_imusicplayer_stop.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stop</keyword>
+                        <keyword>stop [2/2]</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
diff --git a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
index 170af666800..1b4ef97a989 100644
--- a/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
+++ b/en-US/dita/RTC-NG/config/keys-rtc-ng-api-macos.ditamap
@@ -407,7 +407,7 @@
             <keydef keys="createMediaPlayer" href="../API/api_irtcengine_createmediaplayer.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>createMediaPlayerWithDelegate: </keyword>
+                        <keyword>createMediaPlayerWithDelegate:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -558,13 +558,7 @@
                     </keywords>
                 </topicmeta>
             </keydef>
-            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only">
-                <topicmeta>
-                    <keywords>
-                        <keyword>open [2/2]</keyword>
-                    </keywords>
-                </topicmeta>
-            </keydef>
+            <keydef keys="open2" href="../API/api_imediaplayer_open2.dita" processing-role="resource-only"/>
             <keydef keys="pause" href="../API/api_imediaplayer_pause.dita">
                 <topicmeta>
                     <keywords>
@@ -1546,7 +1540,7 @@
             <keydef keys="stopScreenCapture" href="../API/api_irtcengine_stopscreencapture.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>stopScreenCapture [1/2]</keyword>
+                        <keyword>stopScreenCapture</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>
@@ -3263,7 +3257,7 @@
             <keydef keys="getErrorDescription" href="../API/api_irtcengine_geterrordescription.dita">
                 <topicmeta>
                     <keywords>
-                        <keyword>getErrorDescription: </keyword>
+                        <keyword>getErrorDescription:</keyword>
                     </keywords>
                 </topicmeta>
             </keydef>