![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. View SIM lock status
Insert a SIM from another operator and turn on your phone. The screen will tell you if your phone is SIM locked.
See how to insert your SIM.
![Samsung Galaxy S21 Ultra 5G Samsung Galaxy S21 Ultra 5G](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-ee679143-c863-46d6-9a64-f2457162c911.png?width=480&height=480)