![Samsung Galaxy S21 Ultra 5G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ee679143-c863-46d6-9a64-f2457162c911.png?width=150&height=320)
Samsung Galaxy S21 Ultra 5G
Android 11.0
1. Find "Call barring"
Press the phone icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-b046ae34-0c83-43a5-a7fe-d4a9539ce1cc.png?width=210&height=466)
Press the menu icon.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-09a6cba0-68fb-4dbf-952a-b8f19bf9cd1a.png?width=210&height=466)
Press Settings.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-e14dd5a6-0ce0-4ae6-9a75-e8f7dce17e1d.png?width=210&height=466)
Press Supplementary services.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-b52319fe-65fd-4abf-8501-8828291a0b51.png?width=210&height=466)
Press Call barring below the required SIM.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-0c18e6a4-8314-4d96-aabf-d8fc5f33595e.png?width=210&height=466)
2. Turn call barring on or off
Press the required barring type to turn the function on or off.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-dcf265ee-867f-4d2a-a6c9-f3bc972721c1.png?width=210&height=466)
Key in your barring password and press OK. The default barring password is 1919.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-abff5ec4-e0a4-42a5-b112-22a8c7297cd0.png?width=210&height=466)
1919
3. Return to the home screen
Press the Home key to return to the home screen.
![](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-dcf265ee-867f-4d2a-a6c9-f3bc972721c1.png?width=210&height=466)