- Activate 4G at any time on your Sony Xperia XZ2 and benefit of the 4G network of BASE.
- Go to the Start screen.
- Choose Apps.
- Choose Network & Internet.
- Choose Preferred network type.
- Tick 4G (preferred)/3G/2G.
- The Sony Xperia XZ2 has now been configured for use of 4G networks.
- Return to the Start screen.