Yes. I'm pretty careful about Apple ID, but I double checked all our settings. FaceTime works fine, it's just an issue getting the invites to go through...Do you have FaceTime setup properly and logged in to your own Apple ID under FaceTime settings and set where you can be reached at? Apple ID cannot he shared for this to workI have this working since the beta. I switched to my new series 4 and so did my wife and no issues. Theres definitely some kind of setting that is wrong.