Follow this Very simple steps:
1. Go to YouTube, Open the video that you want to download
2. Now you have to make a small change in video link [ Replace "www" to "ss"]
For example http://www.youtube.com/watch?v=EWnNyT3QTSQ
http://ssyoutube.com/watch?v=EWnNyT3QTSQ
3. After it will redirect to a new site http://en.savefrom.net
4. Now you have to choose the format of the video like mp4,3gp,flv and also shows the video quality like 240p,360p,720p,1080p
