> Therefore the carriers have only been selling fully VoLTE compatible devices for many years However 35% of UKians bring their own phone under SIM-only contra

> Therefore the carriers have only been selling fully VoLTE compatible devices for many years However 35% of UKians bring their own phone under SIM-only contracts. When my UK carrier ( Hutchinson 3 ) was switching off 3G I had weekly scare-emails stating that my phone would no longer work. Of course it did support VoLTE and works fine, but in the background they were using a whitelist.