Apple does acknowledge the cellular update failed resulting in no service, and warns against resetting. the latest IOS is corrupting the IMEI and basically deleting it from the phone, after resets it still does not exist and unable to activate. The repair center I work for is basically just tabling all these devices.
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And its not limited to models, we just encountered an iPhone X. it’s the latest SW causing the failure
Apple does acknowledge the cellular update failed resulting in no service, and warns against resetting. the latest IOS is corrupting the IMEI and basically deleting it from the phone, after resets it still does not exist and unable to activate. The repair center I work for is basically just tabling all these devices.