Download iPadOS 8.1.2 (12B440) for iPad 4 (Global)

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPad3,6
iPadOS Version 8.1.2
Release Date 2014-12-09
Update Date 2014-12-05
Sha1sum
1f2514be21d9436a114c5f96f71d56f4de6d528d
Sha256sum
fe1c8ac32c9f0b972d137a97e7ccff583c66ab814675a8d58820724d5ed33431
md5sum
133a423c45aea1561b751873409d2456
Size 1.71 GB
FileName
iPad3,6_8.1.2_12B440_Restore.ipsw
Status

Download IPSW (1.71GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

This release includes bug fixes and addresses a problem where ringtones purchased through the iTunes Store may have been removed from your device. To restore these ringtones, visit itunes.com/restore-tones from your iOS device.

For information on the security content of this update, please visit this website:

http://support.apple.com/kb/HT1222