Upgrading iPhone 6 to iOS 11 but crashing into iOS 11 update loop – this is what I met. Searching the Apple forum, I found many iDevice users are suffering the same iOS 10 or iOS 9 reboot loop issue. Here I collected the 4 common tricks on how to fix iOS boot problem on iPhone, iPad, iPod to share them to people having the same problems. These may also works for reboot issues after iOS 10/9/8 Pangu jailbreak, after on YouTube (or other Apps) the screen turned blue and started an endless reboot.
When your device gets into an endless reboot loop or keeps restarting, or freezes at Slide to Upgrade screen after update to iOS 10, you can try to do a hard reset, force reboot iDevice with free iOS 10 device reboot software, factory reset your device or do a system repair. Below are the details. These 4 methods can be applied to iPhone X/8/8 Plus7/7 Plus/SE/6s/6s Plus/6 Plus/6/5s/5c/5/4s, new smaller iPad Pro, iPad Pro, iPad 4/3/2, iPad mini 4/3/2/mini, iPad Air 2/Air and iPod.
If the Power button and the Home button on your iPhone are still workable, the hard reset comes in handy. Press and hold both the Sleep/Wake and Home (Volume Down button for iPhone 7 and iPhone 7 Plus) buttons for at least 10 seconds, until you see the Apple logo. This should get you out of iOS 11/10/9 reboot loop.
Free tool ReiBoot (Mac) is powerful to help get out of boot loop problem in iOS update or iOS jailbreak. It forces reboot your iPhone, iPad, iPod and make them back to normal without data loss. Download and install this freeware on your Mac (OS X 10.11 El Capitan, OS X 10.10 Yosemite, 10.9 Mavericks, 10.8 and lower). If you are running Windows 10/8.1/8/7/XP/Vista, free download ReiBoot for Windows.
Up to 99% users said ReiBoot have successfully fixed their iPhone, iPad, iPod iOS 9 reboot loop. Besides reboot loop, ReiBoot also fixes iOS devices not responding, and solves iOS red iTunes logo stuck problem.
Factory reset will erase all your data. Backing up your device before you start. Connect your device with computer and then iTunes will detect your iPhone in recovery mode and restore it to factory setting. However, make sure you've backed up iPhone to computer or iTunes before factory reset.
After trying all methods above, your device still stuck on boot loop? You can repair the corrupted iOS operating system to get youriPhone reboot to normal state with Tenorshare iCareFone (iPhone Care Pro) and iCareFone for Mac (iPhone Care Pro for Mac). It will fix missing or corrupted system-related files by reinstalling the iOS firmware and get your iOS device normally. .
Hope the above iOS reboot loop fix can help you. If you have any other questions or issues about iOS 11 or iOS 10/9/8, leave them in the comment.