diff --git a/zh-cn/application-dev/media/audio-playback.md b/zh-cn/application-dev/media/audio-playback.md
index e723548ed6fc93135f0bcd635b64e42e86543107..4e7883cfd94be40ae8ce1b4b45ece6fd200e0c96 100644
--- a/zh-cn/application-dev/media/audio-playback.md
+++ b/zh-cn/application-dev/media/audio-playback.md
@@ -84,7 +84,8 @@ let audioPlayer = media.createAudioPlayer();
 SetCallBack(audioPlayer);                          //设置事件回调
 //2. 用户选择音频，设置uri
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -147,7 +148,8 @@ let audioPlayer = media.createAudioPlayer();       //创建一个音频播放实
 SetCallBack(audioPlayer);                          //设置事件回调
 /* 用户选择音频设置fd(本地播放) */
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -185,7 +187,8 @@ let audioPlayer = media.createAudioPlayer();       //创建一个音频播放实
 SetCallBack(audioPlayer);                          //设置事件回调
 /* 用户选择音频设置fd(本地播放) */
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -201,7 +204,8 @@ audioPlayer.reset();
 
 /* 用户选择音频设置fd(本地播放) */
 let fdNextPath = 'fd://'
-let nextPath = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
+// path路径的码流可通过"hdc file send D:\xxx\02.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let nextPath = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/02.mp3';
 await fileIO.open(nextPath).then(fdNumber) => {
    fdNextPath = fdNextPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdNextPath);
@@ -239,6 +243,7 @@ SetCallBack(audioPlayer);                          //设置事件回调
 
 /* 用户选择音频设置fd(本地播放) */
 let fdPath = 'fd://'
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
 let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
diff --git a/zh-cn/application-dev/media/video-playback.md b/zh-cn/application-dev/media/video-playback.md
index 80a5d96a0c5419a5fadfd84b5446cc5ddb7112fb..d78ae06985f9b3dbf36e6359660b89f56f76f0a3 100644
--- a/zh-cn/application-dev/media/video-playback.md
+++ b/zh-cn/application-dev/media/video-playback.md
@@ -95,7 +95,8 @@ await media.createVideoPlayer().then((video) => {
 
 // 用户选择视频设置fd(本地播放)
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -237,7 +238,8 @@ SetCallBack(videoPlayer);
 
 // 用户选择视频设置fd(本地播放)
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -323,7 +325,8 @@ SetCallBack(videoPlayer);
 
 // 用户选择视频设置fd(本地播放)
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
@@ -358,7 +361,8 @@ await videoPlayer.reset().then(() => {
 
 // 用户选择视频设置fd(本地播放)
 let fdNextPath = 'fd://'
-let nextPath = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/02.mp4';
+// path路径的码流可通过"hdc file send D:\xxx\02.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let nextPath = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/02.mp4';
 await fileIO.open(nextPath).then(fdNumber) => {
    fdNextPath = fdNextPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdNextPath);
@@ -444,7 +448,8 @@ SetCallBack(videoPlayer);
 
 // 用户选择视频设置fd(本地播放)
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp4';
 await fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);
diff --git a/zh-cn/application-dev/reference/apis/js-apis-media.md b/zh-cn/application-dev/reference/apis/js-apis-media.md
index 0497de62e4d7b6d0145f5a1f7d7d8d180016b717..3a08a9f9aee8b43dc38cd1e302faa75150639f2d 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-media.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-media.md
@@ -572,7 +572,8 @@ audioPlayer.on('error', (error) => {           //设置'error'事件回调
 
 // 用户选择视频设置fd(本地播放)
 let fdPath = 'fd://'
-let path = 'data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
+// path路径的码流可通过"hdc file send D:\xxx\01.mp3 /data/accounts/account_0/appdata" 命令，将其推送到设备上
+let path = '/data/accounts/account_0/appdata/ohos.xxx.xxx.xxx/01.mp3';
 fileIO.open(path).then(fdNumber) => {
    fdPath = fdPath + '' + fdNumber;
    console.info('open fd sucess fd is' + fdPath);