Samsung Galaxy A70
Android 9.0
Select 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.
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1Find "SIM card manager"
- Slide two fingers downwards starting from the top of the screen.
- Press the settings icon.
- Press Connections.
- Press SIM card manager.
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2Turn use of SIM on or off
- Press the required SIM.
- Press the indicator to turn use of the SIM on or off.
- Press the Return key.
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3Select default SIM for voice calls
- Press Calls.
- Press the required setting.
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4Select default SIM for text messaging
- Press Text messages.
- Press the required SIM.
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5Select default SIM for mobile data
- Press Mobile data.
- Press the required setting.
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6Return to the home screen
- Press the Home key to return to the home screen.