I can’t see or hear anyone on FaceTime. It is just showing their name and initials.

KatieErwin wrote:

Why can’t I see or hear anyone on FaceTime anymore?

If you can't make or receive a FaceTime call on your iPhone or iPad - Apple Support

KatieErwin wrote:

I can make a FaceTime call but I can’t see or hear anyone and they can’t see or hear me.

That is just the title of the link click on it and read through it.