![Samsung Galaxy S21 Ultra 5G](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-689717ef-e65e-440f-89ce-ba23b806935a.png?width=150&height=320)
Samsung Galaxy S21 Ultra 5G
Android 11.0
1 Find "Network operators"
Slide two fingers downwards starting from the top of the screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-b046ae34-0c83-43a5-a7fe-d4a9539ce1cc.png?width=210&height=466)
Press the settings icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-3ac35714-e62f-4d66-837a-4ea3e6c9326f.png?width=210&height=466)
Press Connections.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-8b8c163e-b3c2-49f0-ae42-f33f8069b5c2.png?width=210&height=466)
Press Mobile networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-bdf734f9-504a-47e0-abfa-a8d45e93ca15.png?width=210&height=466)
Press Network operators.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-db2acb50-5397-43b6-a28c-b5a244f692a3.png?width=210&height=466)
2 Select network manually
Press the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-31efd4f0-c98d-4e6e-9344-16c0fa6065f3.png?width=210&height=466)
Press the indicator next to "Select automatically" to turn off the function and wait while your phone searches for networks.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-31efd4f0-c98d-4e6e-9344-16c0fa6065f3.png?width=210&height=466)
Press the required network.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-98a9dedd-008f-4070-9672-5e1e192d2360.png?width=210&height=466)
3 Select network automatically
Press the indicator next to "Select automatically" to turn on the function.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-7f8a7771-0807-4605-9d1c-6e21316b318f.png?width=210&height=466)
4 Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7140723-f-31efd4f0-c98d-4e6e-9344-16c0fa6065f3.png?width=210&height=466)