Samsung SM-J106B User Manual page 15

Basics
Dual SIM models:
Using dual SIM or USIM cards (dual SIM models)
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
and tap the switch to activate it.
Customising SIM or USIM cards
On the Home screen, tap Apps
card to access the following options:
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.
Setting preferred SIM or USIM cards
When two cards are activated, you can assign voice calls, messaging, and data services to
specific cards.
On the Home screen, tap Apps
preferences for your cards in Preferred SIM card.
Settings SIM card manager. Select a SIM or USIM card
Settings SIM card manager and select a SIM or USIM
Settings SIM card manager and set the feature
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