From 653b2cf793437f7689155a2f95fccebdb39d9f8f Mon Sep 17 00:00:00 2001
From: wusongqing <wusongqing@huawei.com>
Date: Sun, 30 Jan 2022 16:19:23 +0800
Subject: [PATCH] updated docs

Signed-off-by: wusongqing <wusongqing@huawei.com>
---
 en/application-dev/media/Readme-EN.md        | 6 +++---
 en/application-dev/media/audio-management.md | 2 +-
 en/application-dev/media/audio-playback.md   | 2 +-
 en/application-dev/media/audio-recorder.md   | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/en/application-dev/media/Readme-EN.md b/en/application-dev/media/Readme-EN.md
index b1c6ebf287..8e57cf850c 100755
--- a/en/application-dev/media/Readme-EN.md
+++ b/en/application-dev/media/Readme-EN.md
@@ -2,9 +2,9 @@
 
 -   [Audio](audio.md)
     -   [Audio Overview](audio-overview.md)
-    -   [Development Guidelines on Audio Playback](audio-playback.md) 
+    -   [Audio Playback Development](audio-playback.md) 
 
-    -   [Development Guidelines on Audio Management](audio-management.md)  
+    -   [Audio Management Development](audio-management.md)  
 
-    -   [Development Guidelines on Audio Recording](audio-recorder.md) 
+    -   [Audio Recording Development](audio-recorder.md) 
 
diff --git a/en/application-dev/media/audio-management.md b/en/application-dev/media/audio-management.md
index 3c3ab439b7..65bfb215f2 100644
--- a/en/application-dev/media/audio-management.md
+++ b/en/application-dev/media/audio-management.md
@@ -1,4 +1,4 @@
-# Development Guidelines on Audio Management<a name="EN-US_TOPIC_0000001147178551"></a>
+# Audio Management Development<a name="EN-US_TOPIC_0000001147178551"></a>
 
 ## When to Use<a name="section1269212236329"></a>
 
diff --git a/en/application-dev/media/audio-playback.md b/en/application-dev/media/audio-playback.md
index 0b4a418d76..573baf7669 100644
--- a/en/application-dev/media/audio-playback.md
+++ b/en/application-dev/media/audio-playback.md
@@ -1,4 +1,4 @@
-# Development Guidelines on Audio Playback
+# Audio Playback Development
 
 ## When to Use
 
diff --git a/en/application-dev/media/audio-recorder.md b/en/application-dev/media/audio-recorder.md
index 691712f331..7d2e040abc 100644
--- a/en/application-dev/media/audio-recorder.md
+++ b/en/application-dev/media/audio-recorder.md
@@ -1,4 +1,4 @@
-# Development Guidelines on Audio Recording<a name="EN-US_TOPIC_0000001163844398"></a>
+# Audio Recording Development<a name="EN-US_TOPIC_0000001163844398"></a>
 
 ## When to Use<a name="section910413166166"></a>
 
-- 
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