Samsung Galaxy S21+

Selecting dual SIM settings

When you insert two SIMs into your phone, you can make calls and send and receive messages from both SIMs. You can also select a default SIM for mobile data usage.

Slide two fingers downwards starting from the top of the screen.
Step 1 of 14

Slide two fingers downwards starting from the top of the screen.

Press the settings icon.
Step 2 of 14

Press the settings icon.

Press Connections.
Step 3 of 14

Press Connections.

Press SIM card manager.
Step 4 of 14

Press SIM card manager.

Press the required SIM.
Step 5 of 14

Press the required SIM.

Press the indicator to turn use of the SIM on or off.
Step 6 of 14

Press the indicator to turn use of the SIM on or off.

Press the Return key.
Step 7 of 14

Press the Return key.

Press Calls.
Step 8 of 14

Press Calls.

Press the required setting.
Step 9 of 14

Press the required setting.

Press Messages.
Step 10 of 14

Press Messages.

Press the required SIM.
Step 11 of 14

Press the required SIM.

Press Mobile data.
Step 12 of 14

Press Mobile data.

Press the required setting.
Step 13 of 14

Press the required setting.

Press the Home key to return to the home screen.
Step 14 of 14

Press the Home key to return to the home screen.

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