Why is my iPhone on 3G instead of 4G – Page 3

Why does my 4G go off when I make a call?

31 March 2022 Enpatika.com Genel

Originally Answered: Why is my data off while I am in a phone call? Because the device is either not capable of VoLTE or the sim card is not provisioned for VoLTE . VoLTE is Voice over LTE.