If you sign up for youtube red you can download videos.  <a href="https:&#x2F;&#x2F;support.google.com&#x2F;youtube&#x2F;answer&#x2F;6308116?hl=en" rel="nofollow">https:&#x2F;&#x2F;support.google.com&#x2F;youtube&#x2F;answer&#x2F;6308116?hl=en</a>