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how to fix mobile data update failed after update iOS 15.2 of iPhone 12 Pro max

how to fix mobile data update failed after update iOS 15.2 of iPhone 12 Pro max

Posted on Dec 28, 2021 1:58 AM

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Posted on Dec 28, 2021 5:39 AM

See this Apple article: Manually update your carrier settings on your iPhone or iPad

https://support.apple.com/en-us/HT201270

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how to fix mobile data update failed after update iOS 15.2 of iPhone 12 Pro max

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