YOUTUBE Video Download Easily without any Software or App.

We want to download many videos from youtube, but question is HOW ?
Here is answer....
Step : 1 - First Open Youtube 'Video' in WEBSITE,( not in app.) What you want to Download...
Step : 2 - In Url Address, Delete "HTTP://WWW."
=》 delete upto dot(.)in url
Example :
" http://www.youtube.com/watch?v=oE3sAgltyMA " in this url address delete "http://www."
Ster : 3 - Now, write "ss" in starting of url address
Example :
" ssyoutube.com/watch?v=oE3sAgltyMA "
Step : 4 - Enter click and You Can Download Any size of video Mp4,avi,flv,etc...
=》ENJOY..