- Activate 4G at any time on your OnePlus 3 and benefit of the 4G network of BASE.
- Go to the Start screen.
- Choose the menu symbol.
- Scroll down.
- Choose Settings.
- Choose a SIM card, in this case SIM 1.
- Choose Preferred network type.
- The OnePlus 3 has now been configured for use of 4G networks.
- Return to the Start screen.