Tip by https://www.friendproject.net/217697

go to this website: https://www.tools4noobs.com/online_tools/youtube_xhtml/

Paste in the URL of the YouTube video you want to embed, click Generate Code.  It gives you the code to put where you want in your profile, forum, blog, comment or bulletin.

https://www.vtubetools.com/ is a good resource too