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 Xs Apple iPhone Xs](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-77a834f4-3d78-4bdd-a20e-27afba82b6b0.png?width=480&height=480)