1. View Network Provider 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 13 Pro Apple iPhone 13 Pro](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-90e107ec-43e2-4154-b56e-c256dbd29fc6.png?width=480&height=480)