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.
![Apple iPhone 12 Pro Apple iPhone 12 Pro](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-6dbd6667-8e69-46dc-b5fd-33b45a9e6280.png?width=480&height=480)