Download iPadOS 8.1 (12B410) for iPad Air (WiFi)

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 iPad4,1
iPadOS Version 8.1
Release Date 2014-10-20
Update Date 2014-10-13
Sha1sum
1a8491783954a6d78a69d8cf95a04a6793dead87
Sha256sum
f8446af2fb8d10bc1bece642caa41c1fc927a1bf90c538058f65f60d029f7109
md5sum
8e013c59ca10347ce28797e18e5a1dec
Size 2.03 GB
FileName
iPad4,1_8.1_12B410_Restore.ipsw
Status

Download IPSW (2.03GB) Check device info
Release Notes

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

This release includes new features, improvements and bug fixes, including:

Some features may not be available for all countries or all areas.

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

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