I just have one of these. This is the website https://getmp3.one/ It is extremely cool in design. It is also convenient for new users, with the help of which you can download not only video but also audio format from the YouTube platform, and enjoy your favorite videos anywhere (especially convenient if you are traveling without the Internet). I hope my advice will help you.

You can try sites like SaveFrom or Y2Mate; just paste the YouTube video link and you can download space waves quite quic kly. However, you should also pay attention to ads and copyright regulations when downloading videos.