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 11 Pro Apple iPhone 11 Pro](http://wmstatic.global.ssl.fastly.net/ml/7281024-f-e3f2db00-806b-413b-adad-ac9e2d499f13.png?width=480&height=480)