iPad2,2 7.1.2 11D257 Restore

Here’s official change-log for iOS 7.1.2 software update:

This update contains bug fixes and security updates, including:

Improves iBeacon connectivity and stability
Fixes a bug with data transfer for some 3rd party accessories, including bar code scanners
Corrects an issue with data protection class of Mail attachments
If you’re currently jailbroken on iOS 7.1.1, you’ll be delighted to know that the Chinese jailbreak Pangu works out of the box with iOS 7.1.2. It’s safe to update to iOS 7.1.2 and then jailbreak with Pangu jailbreak tool. Just like iOS 7.1.1, Pangu provides untethered jailbreak for iOS 7.1.2 as well.