diff --git a/dita/RTC-NG/API/api_irtcengine_adjustaudiomixingvolume.dita b/dita/RTC-NG/API/api_irtcengine_adjustaudiomixingvolume.dita
index ef80ada6cfa..e9f66fc11eb 100644
--- a/dita/RTC-NG/API/api_irtcengine_adjustaudiomixingvolume.dita
+++ b/dita/RTC-NG/API/api_irtcengine_adjustaudiomixingvolume.dita
@@ -27,7 +27,7 @@
         </section>
         <section id="detailed_desc" deliveryTarget="details" otherprops="no-title">
             <p>该方法调节混音音乐文件在本端和远端的播放音量大小。</p>
-            <note type="note" props="native unreal bp">调调用该方法不会影响 <xref keyref="playEffect3"/> 方法中设置的音效文件播放音量。</note>
+            <note type="note">调用该方法不会影响 <xref keyref="playEffect3"/> 方法中设置的音效文件播放音量。</note>
         </section>
         <section id="timing" deliveryTarget="details">
             <title>调用时机</title>
diff --git a/dita/RTC-NG/API/api_irtcengine_getextensionproperty.dita b/dita/RTC-NG/API/api_irtcengine_getextensionproperty.dita
index 93dc4233f35..3ade1028cf7 100644
--- a/dita/RTC-NG/API/api_irtcengine_getextensionproperty.dita
+++ b/dita/RTC-NG/API/api_irtcengine_getextensionproperty.dita
@@ -26,11 +26,16 @@
             <codeblock props="rn" outputclass="language-typescript" />
             <codeblock props="flutter" outputclass="language-dart" /> </p>
         </section>
-        <section id="detailed_desc">
-            <title>详情</title>
-            <p />
+        <section id="detailed_desc" deliveryTarget="details" otherprops="no-title"/>
+        <section id="timing" deliveryTarget="details">
+            <title>调用时机</title>
+            <p>加入频道前后均可调用。</p>
+        </section>        
+        <section id="restriction" deliveryTarget="details">
+            <title>调用限制</title>
+            <p>无。</p>
         </section>
-        <section id="parameters">
+        <section id="parameters" deliveryTarget="details">
             <title>参数</title>
             <parml>
             <plentry conkeyref="setExtensionProperty/vendor">
diff --git a/dita/RTC-NG/API/api_irtcengine_getextensionproperty2.dita b/dita/RTC-NG/API/api_irtcengine_getextensionproperty2.dita
index 2249a7700ee..1624297ac80 100644
--- a/dita/RTC-NG/API/api_irtcengine_getextensionproperty2.dita
+++ b/dita/RTC-NG/API/api_irtcengine_getextensionproperty2.dita
@@ -51,11 +51,16 @@
       MediaSourceType type = MediaSourceType.unknownMediaSource});</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
-        <section id="detailed_desc">
-            <title>详情</title>
-            <p/>
+        <section id="detailed_desc" deliveryTarget="details" otherprops="no-title"/>
+        <section id="timing" deliveryTarget="details">
+            <title>调用时机</title>
+            <p>加入频道前后均可调用。</p>
+        </section>        
+        <section id="restriction" deliveryTarget="details">
+            <title>调用限制</title>
+            <p>无。</p>
         </section>
-        <section id="parameters">
+        <section id="parameters" deliveryTarget="details">
             <title>参数</title>
             <parml>
             <plentry id="vendor">
diff --git a/dita/RTC-NG/API/api_irtcengine_startaudiomixing2.dita b/dita/RTC-NG/API/api_irtcengine_startaudiomixing2.dita
index 88cf54ae12b..aae43b96e2f 100644
--- a/dita/RTC-NG/API/api_irtcengine_startaudiomixing2.dita
+++ b/dita/RTC-NG/API/api_irtcengine_startaudiomixing2.dita
@@ -50,6 +50,7 @@
             <section id="restriction" deliveryTarget="details">
                 <title>调用限制</title>
                 <ul>
+                    <li>使用该方法播放时长较短的音效文件可能会导致播放失败。如需播放音效文件，建议使用 <xref keyref="playEffect3"/>。</li>
                     <li>如需多次调用该方法，请确保调用间隔大于 500 ms。</li>
                     <li props="android cpp unreal bp unity rn flutter" id="principle">在 Android 平台上调用该方法时，请注意如下事项：
                         <ul>