Select network mode
There may be different network modes available depending on where you are. The network mode influences the data speeds your phone can achieve.
Press Settings.
Press Mobile Data.
Press Mobile Data Options.
Press Voice & Data.
Press the required network mode.
Press the indicator next to "VoLTE" to turn the function on or off.
Slide your finger upwards starting from the bottom of the screen to return to the home screen.
1. 1. Find "Voice & Data"
2. 2. Select network mode
3. 3. Turn VoLTE on or off
4. 4. Return to the home screen