how to download youtube video in mobile phone

• open any browser type youtube.com.
• which video you want to download just type it and open it.
• suppose i want download the video song so i type it and search 
• open a video for play this link.
• "https://www.youtube.com/watch?v=Woq10xXdIhM"
• before play i just go to address bar and rename that link like this.......
• "ssyoutube.com/watch?v=Woq10xXdIhM" 
• and press go.
• this link go to other site this video is ready to download just click the quality which you want to download. 
• after the download it play it offline.

 you just type "ss" before  youtube.com/watch........................



#######having fun