Level 1

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I have 12pro max iPhone after downloading iOS 15.3.1 the 4G network signal didn't work and how can I fix it

I have 12pro max iPhone after downloading iOS 15.3.1 the 4G network signal didn't work and how can I fix it

Posted on Feb 17, 2022 7:24 AM

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Level 10

431,350 points

Feb 17, 2022 7:26 AM in response to fikir53

Cellular Update Failed —> If you see an Update Failed or Apple Pay Not Available alert after iOS update or restart

If you are unable to make a call or receive; If you can't make or receive calls on your iPhone - Apple Support

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I have 12pro max iPhone after downloading iOS 15.3.1 the 4G network signal didn't work and how can I fix it

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