os 15.4.1

I have just upgrade my iphone7 to 15.4.1 and now get a message an update is required to use mobile data on this iphone. Changed sim to another iphone which works of. Itunes confirms upgrade what next?

iPhone 7

Posted on Apr 23, 2022 9:22 PM

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Question marked as Top-ranking reply

Posted on Apr 23, 2022 11:21 PM

You need to update your carrier settings.


Update your carrier settings on your iPhone or iPad

Manually update your carrier settings on your iPhone or iPad - Apple Support



7 replies

Apr 23, 2022 9:28 PM in response to Possum2085

Possum2085 Said:

"os 15.4.1: I have just upgrade my iphone7 to 15.4.1 and now get a message an update is required to use mobile data on this iPhone. Changed sim to another iphone which works of. Itunes confirms upgrade what next?"

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Troubleshooting Updating an iPhone:


A. Update Using a Computer:

Use my User Tip:  Update your iPhone Using a Computer - User Tip


B. IMPORTANT: Be certain you backup your iPhone first. That way, you will have something to restore your iPhone from should anything go wrong with the update

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os 15.4.1

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