This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 27 January 2015 |
Upload Date | 19 January 2015 |
File Name | iPad4,1_8.1.3_12B466_Restore.ipsw |
File Size | 1.89 GB |
SHA256sum | 7ccc8671d4a3461385a1b6539410692ac449e9c8255388e4684a13f0838561b0 |
MD5sum | 239ed6075c9af7b867857b04314e11bd |
SHA1sum | 559125d2490ae84e66f2d8be172a7b767e8ebd3b |
Identifier | iPad4,1 |
cd ~/Downloads
.idevicerestore -e iPad4,1_8.1.3_12B466_Restore.ipsw
and press Enter.