Set up SIM card for True SMART 4G MAX 5.0
- On Home screen, select [Settings]
- Select [SIM Cards]
- Sub-menu: [Cellular data], [Call], and [SMS messages]
- Tap [Cellular data], a pop up to choose between SIM1 or SIM2
- When tap [Call], a pop up to choose between SIM1 or SIM2 or ask every time
- Tap [SMS messages], a pop up to choose between SIM1 or SIM2