This firmware is not signed. This means you cannot restore to it in iTunes.
Release Date | 20 October 2014 |
Upload Date | 15 October 2014 |
File Name | iPhone4,1_8.1_12B411_Restore.ipsw |
File Size | 1.66 GB |
SHA256sum | e7945b6efa7b03ea78bbf0d2a13ea30b235749860479c37d50aeb4e4e81c2d63 |
MD5sum | 5b032ba7c7682627bfafae5fb43243a5 |
SHA1sum | c5923462caa9a77a1bd3a3e56058982458ba9d25 |
Identifier | iPhone4,1 |
cd ~/Downloads
.idevicerestore -e iPhone4,1_8.1_12B411_Restore.ipsw
and press Enter.