← Back to context Comment by scarface74 4 years ago You don’t need a network owners permission for GSM/LTE. The only time you needed that was for CDMA. 1 comment scarface74 Reply izacus 4 years ago You need one for VoLTE (so any voice calls), 5G and Wifi calling.Without carrier phone whitelist, you won't be able to call on AT&T and many other networks.
izacus 4 years ago You need one for VoLTE (so any voice calls), 5G and Wifi calling.Without carrier phone whitelist, you won't be able to call on AT&T and many other networks.
You need one for VoLTE (so any voice calls), 5G and Wifi calling.
Without carrier phone whitelist, you won't be able to call on AT&T and many other networks.