This has happened on my previous XS Max running 14.1 and is now occurring with my iPhone 12 Pro Max on 14.2.1.
If I enable or disable wifi calling on the phone, I can receive phone calls for about 30 minutes. Afterwards, all remaining calls will go straight to voice mail. Toggle wifi calling on or off again and it will work again for another 30 minutes.
I have tried:
From searches on the net, this has been going on for quite some time. Did anyone ever pin this down?
If I enable or disable wifi calling on the phone, I can receive phone calls for about 30 minutes. Afterwards, all remaining calls will go straight to voice mail. Toggle wifi calling on or off again and it will work again for another 30 minutes.
I have tried:
Reset network settings
Wipe and reload
Toggle airplane mode
Toggle cell
Turn roaming on or off
From searches on the net, this has been going on for quite some time. Did anyone ever pin this down?