According to an internal memo at Apple, some iPhone 14 users are experiencing "Sim Not Supported" messages on their smartphones, and, in certain cases, device freezes afterward. Apple has allegedly acknowledged the issue and has offered suggestions to mitigate the problem.https://www.notebookcheck.net/iPhone-14-troubles-continue-as-users-are-reportedly-experiencing-Sim-Not-Supported-messages-followed-by-device-freezes.662716.0.html
my iphone 14 pro max has a sim slot