自己更新Synology NAS 的youtube-dl 來解決有時候遇到youtube 下載會失敗的問題

1. Enable ssh on NAS server

2. Logon NAS through ssh

3. Download a youtube video

4. Search process from terminal :  ps -axw|grep youtube

5. You will see the below command line 

6. If the issue was caused by youtube-dl, you can just try to upgrade it 

  #cd /var/packages/DownloadStation/target/plugins/youtube

  #./youtube-dl.  —version.         ( check version of youtube-dl)

  #./youtube-dl -U.   (Upgrade youtube-dl)