How to update iPhone 6 Plus to iOS 15?
Update iOS version 15
[Re-Titled by Moderator]
iPhone 6 Plus, iOS 12
Update iOS version 15
[Re-Titled by Moderator]
iPhone 6 Plus, iOS 12
While you seem to have already solved your issue, you should know that the iPhone 6 is not compatible with iOS 13 or higher. It can be updated to iOS 12.5.6, no further.
While you seem to have already solved your issue, you should know that the iPhone 6 is not compatible with iOS 13 or higher. It can be updated to iOS 12.5.6, no further.
How to update iPhone 6 Plus to iOS 15?