A “small number” of iPhone 18 Pro Max users on AT&T may lose cellular service. | The Verge
To prevent it from happening on your phone, Apple has issued a carrier settings update and is encouraging users to install iOS 27.0.1, 9to5Mac reports. However, if your phone is affected and has lost service, you have to get the phone replaced.
[Link: Apple confirms iPhone 18 Pro Max AT&T cellular issues, affected devices require hardware replacement - 9to5Mac | https://9to5mac.com/2026/10/02/apple-confirms-iphone-18-pro-max-att-cellular-issues-affected-devices-require-hardware-replacement/ | 9to5Mac]