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d5aqoëp

macrumors 68000
Original poster
Feb 9, 2016
1,898
3,441
Since last month or so, randomly I stop getting any calls on my iPhone 12 iOS 15.1. Network signal is full but unable to make or receive calls.

Once I restart the phone and then the problem disappears only to return a week later. Is this a software or hardware issue?
 
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