![Samsung Galaxy Note20](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ebcc884a-cfe1-43e0-a471-b8f9e715f1d7.png?width=150&height=320)
Samsung Galaxy Note20
Android 10.0
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-70bcd2a7-323c-400d-9d82-14d12d680dc0.png?width=206&height=462)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-00293eb8-5587-4e46-bc49-46efa07f9629.png?width=206&height=462)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-e1d31eec-90ac-4b4a-b58e-b974902acc3c.png?width=206&height=462)
Press SIM card manager.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-e6ce0233-4933-47b8-8680-fc9516debae0.png?width=206&height=462)
2. Turn use of SIM on or off
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-f77ffb66-d03e-47a5-bfe6-c4906ceacaf4.png?width=206&height=462)
Press the indicator to turn use of the SIM on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-36398169-0105-4146-b9e8-357e7647031f.png?width=206&height=462)
Press the Return key.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-36398169-0105-4146-b9e8-357e7647031f.png?width=206&height=462)
3. Select default SIM for voice calls
Press Calls.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-f77ffb66-d03e-47a5-bfe6-c4906ceacaf4.png?width=206&height=462)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-3be83a22-d448-4d30-8228-ddbae1c16bf6.png?width=206&height=462)
4. Select default SIM for text messaging
Press Text messages.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-f77ffb66-d03e-47a5-bfe6-c4906ceacaf4.png?width=206&height=462)
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-140bfc2f-be38-4e06-b0c4-a834a68e9511.png?width=206&height=462)
5. Select default SIM for mobile data
Press Mobile data.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-f77ffb66-d03e-47a5-bfe6-c4906ceacaf4.png?width=206&height=462)
Press the required setting.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-273dd01a-f54c-4159-9434-c091926d8692.png?width=206&height=462)
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-f77ffb66-d03e-47a5-bfe6-c4906ceacaf4.png?width=206&height=462)