How to Show This Secret Green color Download Button on YOUTUBE

YouTube provide video watching not downloading. So i have a best trick for download youtube trick. thare are 5 steps. it is so simple, follow step enjoy. this trick is working only Pc, laptop. This trick not working on Smart Phone. 

Using this softwer you can download all youtube videos. First download this softwer Link here : http://linkshrink.net/7rA84n
. 

After   downloading   install. then open any browser Like : Chrome, Firefox, Safari etc... 

Go to Setting > Extensions 

Click more extensions.

then search   Tampermonkey   and install extensions.

after extensions installing open this link : http://linkshrink.net/7Yp9Fp

After openig page click to green install button.

Now download load button is showing in all YouTube videos.

I have a Full   Tutorial