Download iPadOS 8.2 (12D508) 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 8.2
Release Date 2015-03-09
Update Date 2015-03-04
Sha1sum
497d48b25fd734f80f0729b07f49c923b2f54a7d
Sha256sum
fac12b4756a42b97462093e9412dea56b64d76d885680c40d67cc0ecf3d74256
md5sum
7887435d9ad17a63e875f42abee772c1
Size 1.90 GB
FileName
iPad4,1_8.2_12D508_Restore.ipsw
Status

Download IPSW (1.90GB) Check device info
Release Notes

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

This release introduces support for Apple Watch, and also includes improvements to the Health app, increased stability and bug fixes.

Apple Watch support

Health app improvements

Stability enhancements

Bug fixes

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

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