Some iPhone 18 Pro Max owners are losing cell service, and Apple's fix is an entirely new phone

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What we know so far: Apple is replacing a small number of iPhone 18 Pro Max devices after some AT&T customers lost cellular service, leaving them unable to make calls, use mobile data or send texts. For Cupertino, the problem is an early test of the software and network support behind its latest flagship phone. The company has moved quickly to distribute updates, but it has not yet disclosed how many devices are affected or why replacement is the only option for those customers.

Customer reports indicate the problem has affected only the iPhone 18 Pro Max on AT&T, and Apple says it has seen the same pattern. The company has releaseda carrier settings update and iOS 27.0.1 to keep more devices from being affected, but customers whose phones have already lost...

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