Download iPadOS 5.1.1 (9B206) for iPad 3 (GSM)

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 iPad3,3
iPadOS Version 5.1.1
Release Date 1970-01-01
Update Date 2012-04-27
Sha1sum
d294f3d2db8193033fa28de98347bb728d1a5e7a
Sha256sum
0c50cae92658d4e0ace2dbb88200eb2d69cb33e849377175faa32a3b2ffe7908
md5sum
246983957a741632cbec4f9f1bcf98d0
Size 1.06 GB
FileName
iPad3,3_5.1.1_9B206_Restore.ipsw
Status

Download IPSW (1.06GB) Check device info
Release Notes

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

This update contains improvements and bug fixes, including:

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

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