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All replies
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Helpful answers
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Sep 5, 2016 12:46 AM in response to ChrisBooth_360by Jonathan UK,Hi
Try following the troubleshooting steps here, if necessary including restoring your iPhone:
If you can't connect to a cellular network or cellular data - Apple Support
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Sep 5, 2016 2:14 AM in response to Jonathan UKby ChrisBooth_360,I've already tried all those steps, but none of them have worked. That's why I want to try going back to a previous version
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Sep 5, 2016 2:17 AM in response to ChrisBooth_360by Jonathan UK,Apple does not support downgrading iOS.
Given the steps that you have already tried, contact Apple Support (mail-in service may be available) or make a Genius Bar reservation with a view to having your iPhone checked and, if recommended by Apple, serviced (whether under warranty or via chargeable repair service):
- Contact - Official Apple Support
- https://twitter.com/applesupport
- http://www.apple.com/retail/geniusbar/
To check your warranty status: