Apple and AT&T Have Yet to Explain Cause of iPhone 18 Pro Max Issue
In a statement shared with MacRumors on Friday, Apple said that iPhone 18 Pro Max users who have experienced an issue where AT&T cellular service does not work will need to have the device replaced , as the issue apparently cannot be fixed with a software update once it has occurred.
Reported so far by one publisher.
Summary from MacRumors.
Reporting1
MacRumors Apple and AT&T Have Yet to Explain Cause of iPhone 18 Pro Max Issue · Joe Rossignol