This is a very basic way to download a youtube video in your laptop or desktop computers. Yes! it can be done in Mozilla Firefox browser. Just follow the steps and enjoy downloading youtube videos.
Just remember you are "not allowed to reload a video" back to youtube because you'll have a strike on copyright and your account might be ban in using youtube.
If you like the video please subscribe to my channel it will only take one second of your time to do it, Thanks and enjoy watching.