Find "SIM settings"
Slide your finger down the display starting from the top edge of your phone.
Press ALL SETTINGS.
Press ALL SETTINGS.
Press mobile+SIM.
Press SIM settings.
Select network mode
Press the field below "Highest connection speed".
3G (UMTS) enables you to achieve higher data speeds than when using 2G (GSM).
If you select 3G, your phone automatically switches between 3G and 2G provided that you're within range of a 3G network.
If you select 2G, you can't achieve high data speeds.
If you select 3G, your phone automatically switches between 3G and 2G provided that you're within range of a 3G network.
If you select 2G, you can't achieve high data speeds.
Press 2G or 3G.
3G (UMTS) enables you to achieve higher data speeds than when using 2G (GSM).
If you select 3G, your phone automatically switches between 3G and 2G provided that you're within range of a 3G network.
If you select 2G, you can't achieve high data speeds.
If you select 3G, your phone automatically switches between 3G and 2G provided that you're within range of a 3G network.
If you select 2G, you can't achieve high data speeds.
Return to the home screen
Press the home icon to return to the home screen.