I'm try to apply the same way of how to resolve the ‘Slide to Upgrade’ bug but actually once I tried to click on Restore Backup icon its not appear.
also I'm try to stop Find my iPhone but I can't as per Apple way of resolve this issue.
If the Slide to Upgrade screen won't go away after you update to iOS 9 - Apple Support
is there is onther way to solve the slide to upgrade bug?
iPhone 5s, iOS 9
Posted on Sep 22, 2015 5:10 AM