Embeddable Content

[F. John]

I must be missing something. How do I enable Embeddable Content to work on my test forum?

Here is a link to the post in my forum that is not showing Embeddable Content: http://design-legion.com/topic/1-welcome#comment-3 ​

I know it works fine on this forum because:

I could do it in this topic: http://community.invisionpower.com/topic/413929-fj4-simplypro/ ​