HOW TO RESTORE MY IPAD
How to I do a hard restore my iPad air
iPad Air 2 Wi-Fi, iOS 8.1
How to I do a hard restore my iPad air
iPad Air 2 Wi-Fi, iOS 8.1
"Hard" restore?
The following may help: Restore your iPhone, iPad, or iPod touch from a backup - Apple Support
HOW TO RESTORE MY IPAD