I put music vids with most of my gallery posts. Go to the YouTube vid you want do a right click and copy embed code and just post it in the description of the post it will play in the post. I think that's the only place embed still works here, otherwise copy and paste the url of the vid in the description it becomes an active link to it.

trying an Embed in the Forum never tried it before don't usually go to the forums.

<iframe width="1280" height="747" src="https://www.youtube.com/embed/BYkk17dDt90" title="Can't Find Paradise" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>

Remember...No matter where you go there you are