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FAIRPHONE Fairphone 3
Android 9.0
1. Find "SIM cards"
Slide two fingers downwards starting from the top of the screen.
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Press the settings icon.
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Press Network & Internet.
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Press SIM cards.
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2. Turn use of SIM on or off
Press the indicator next to the required SIM to turn use of the SIM on or off.
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3. Select default SIM for mobile data
Press Cellular data.
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Press the required SIM.
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4. Select default SIM for voice calls
Press Calls.
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Press the required setting.
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5. Return to the home screen
Press the Home key to return to the home screen.
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