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 Max Apple iPhone 11 Pro Max](http://wmstatic.global.ssl.fastly.net/ml/7151223-f-db77256a-ebfd-432c-ba5f-105fc37c10b7.png?width=480&height=480)