How to update my iPhone from iOS 12.7 to 15.7 ?
Need iOS update 12.7 to 15.7 update
[Re-Titled by Moderator]
iPhone 6, iOS 12
If this is in regard to an iPhone 6, you can NOT.
That model can be updated to 12.5.7, no further.
If this is not the issue, you will need to provide details.
