How to download Youtube 720p HD videos to flv - Download 720p Youtube videos Download 720p Youtube videos in 5 mouse clicks with this free tool. Video tutorial on instructions and how to use. 1) Go to: 2) On the free software page , click the " Download Now " button and install the flv player on your computer or laptop. 3) Go on Youtube , pick the URL of your favorite video and copy and paste. 4) Open your player , click " Menu " , and paste the URL in " Open URL " . 5) Click on " Menu " then " Save as " to save your video on your computer.