You may be asking yourself why should anyone want to downgrade to iOS 8.2? Aside from the latest firmware having the usual improvements, various bug fixes, exploit patches, and performance and battery improvements Apple has even killed off third party file management applications like iFun Box, iExplore, and more.
Here’s a complete step-by-step guide on how to downgrade iOS 8.3 to iOS 8.2 on your iPhone, iPad, or iPod touch. Complete details can be found right below.
Downgrade iOS 8.3 To iOS 8.2
Step 1: Download iOS 8.2 from here for your iPhone, iPad or iPod touch. Make sure you download the correct firmware file otherwise iTunes will instantly reject the firmware and you’ll be prompted with an error message.
Step 2: If you haven’t yet, create a backup your iOS device either using iCloud or by using iTunes.
Step 3: Plug your iOS device to your PC or Mac, launch iTunes, hold down the left SHIFT key on PC (or the OPTION key on Mac) and click on the “Restore iPhone” button. Select the iOS 8.2 firmware file you downloaded in Step 1. now you can take a ten minute break, grab something to drink, and let iTunes do the rest.
In about ten to fifteen minutes you’ll be back to iOS 8.2.
Note: You can only downgrade from iOS 8.3 while Apple is still signing the iOS 8.2 firmware, but once the iOS 8.2 signing window is closed, and it can close without notice, attempts to downgrade to iOS 8.2 will not be possible. Also trying to restore a backup from a newer firmware like iOS 8.3 will won’t work if you are running an older version like iOS 8.2.