FaceTime screen
when I try to FaceTime or call from mobile I get a blank screen and I can’t accept incoming calls and outgoing calls. I would have to call people myself.
Question marked as
Go to Settings and tap Cellular or tap Mobile Data, then turn on FaceTime. If you're using an iPad, you might see Settings > Cellular Data. Go to Settings > FaceTime and make sure that FaceTime is on. If you see "Waiting for Activation," turn FaceTime off and then on again.
If you can't make a FaceTime call on your iPhone, iPad, or ...