Selecting networks for data traffic
You can select to have both SIM cards in your device handle data traffic, but only one SIM card can be selected to handle data at any given time. You can select the SIM card to use for data traffic during the initial setting up of your device, or you can select it later via the settings menu.
To change the SIM card used for data traffic
- Drag the status bar downwards, then tap .
- Find and tap Dual SIM settings.
- Under SIM card for data traffic, tap the available SIM card, that is, the card that you want to switch from.
- Select the SIM card that you want to switch to.
For higher data speeds, select the SIM card that supports the fastest mobile network, for example, 3G or LTE.