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Level 1

4 points

IOS15

Since upgrading to IOS15, my phone now has cellular and update issues. It also freezes and turns off.

iPhone 12 Pro Max, iOS 15

Posted on Nov 13, 2021 12:49 AM

Top-ranking reply

Level 10

209,025 points

Posted on Nov 13, 2021 12:56 AM

See this Apple articles below:

Manually update your carrier settings on your iPhone or iPad

Set up cellular service on iPhone

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