
Nokia Lumia 930
1. Find "SIM settings"
Press ALL SETTINGS.
2. Select network mode
If you select 4G, your phone automatically switches between the three network modes provided that you're within range of a 3G or a 4G network.
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 4G, your phone automatically switches between the three network modes provided that you're within range of a 3G or a 4G network.
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.
3. Return to the home screen
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