Apple iPhone 8
iOS 16.0
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.
1. 1. Find "Voice & Data"
Press Settings.
Press Mobile Data.
Press Mobile Data Options.
Press Voice & Data.
2. 2. Select network mode
To turn on use of 4G primarily, press 4G.
To use 3G only, press 3G.
3. 3. Return to the home screen
Press the Home key to return to the home screen.