iPhone 7 won't update
I tried turning off and on and made sure it was full battery and connected to the computer and nothing worked. Looks like it starts to prepare and then fails.
iPhone 7
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Community User
How much iCloud storage do you have? Sometimes that can be a factor of it not updating. It could be that your iPhone 7 is out of date.
I'm sorry if I couldn't help you, here is a troubleshooting link you could try: https://support.apple.com/en-us/HT201435.
Good Luck,
techygirlhere