This firmware is not signed. This means you cannot restore to it in iTunes.
| Release Date | Invalid Date |
| Upload Date | 14 September 2012 |
| File Name | iPhone4,1_6.0_10A403_Restore.ipsw |
| File Size | 0.89 GB |
| SHA256sum | |
| MD5sum | e145b74b35bf789f82641f987d93e876 |
| SHA1sum | 386cf5cd76ce60115e4f4d4df6e3b21e2df8f47d |
| Identifier | iPhone4,1 |
cd ~/Downloads.idevicerestore -e iPhone4,1_6.0_10A403_Restore.ipsw and press Enter.