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 SE (2020) Apple iPhone SE (2020)](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-01a95c26-310a-49f8-9956-cc68c8259934.png?width=480&height=480)