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Icon: Change the icon of the SIM or USIM card.
Name: Change the display name of the SIM or USIM card.
Network mode: Select a network type to use with the SIM or USIM card.
and select a SIM or USIM
On the Home screen, tap Apps Settings SIM card manager card to access the following options:
Using dual SIM or USIM cards
If you insert two SIM or USIM cards, you can have two phone numbers or service providers for a single device.
Activating SIM or USIM cards
On the Home screen, tap Apps Settings SIM card manager. Select a SIM or USIM card and tap the switch to activate it.
Customising SIM or USIM cards

Basics

3 Remove the SIM or USIM card.

4 Insert the SIM card tray back into the SIM card tray slot.