![Samsung Galaxy Z Fold3 5G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d170f546-d41f-4916-8c9c-addf8716cf83.png?width=150&height=320)
Samsung Galaxy Z Fold3 5G
Android 11.0
1. Find "SIM card manager"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-755387b0-a9fd-4591-9b54-e6c035aec1ad.png?width=362&height=454)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-a3090bff-6848-4750-95ab-3de8c0c492f0.png?width=362&height=454)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-d940296c-09ac-423d-8468-eb7ee586ed47.png?width=362&height=454)
Press SIM card manager.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-8140f19d-0054-435e-9dfc-b0aafbce9d73.png?width=362&height=454)
2. Turn use of SIM on or off
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4b8fd315-e8ca-47d2-b1fe-828b34b130e0.png?width=362&height=454)
Press the indicator to turn use of the SIM on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-06177300-1e84-41c1-9ee2-0c7ce83a4051.png?width=362&height=454)
If you turn off use of the SIM, press OK.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-a56ec9a1-e85f-4776-a7e9-abaceb6ab9e6.png?width=362&height=454)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-06177300-1e84-41c1-9ee2-0c7ce83a4051.png?width=362&height=454)
3. Select default SIM for voice calls
Press Calls.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4b8fd315-e8ca-47d2-b1fe-828b34b130e0.png?width=362&height=454)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-53e691fc-30f7-4754-9f6f-46327566df51.png?width=362&height=454)
4. Select default SIM for text messaging
Press Messages.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4b8fd315-e8ca-47d2-b1fe-828b34b130e0.png?width=362&height=454)
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-416ba70e-bc30-4d49-9ef3-21cbe6d8f34f.png?width=362&height=454)
5. Select default SIM for mobile data
Press Mobile data.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4b8fd315-e8ca-47d2-b1fe-828b34b130e0.png?width=362&height=454)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-51fe9e76-8760-46b5-86d7-6db9bcad62d3.png?width=362&height=454)
6. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-4b8fd315-e8ca-47d2-b1fe-828b34b130e0.png?width=362&height=454)