Embed tag for youtube movies not working

Hi, I have a small question

Some of my forum members cant see youtube movies when posted with the embed tag. They see just plain code. While other users, like me, do see a normal youtube movie.

Do you now how to solve this?

Hi, try seeing if this topic is of any help :
https://help.forumotion.com/other-problems-f46/youtube-code-not-working-done-t7865.htm