Signed IPSW files can be restored via iTunes. Unsigned IPSWs cannot currently be restored via iTunes.
| ✗ | iPhone 2G | iPhoneOS 2.0.1 (5B108) | 29th July 2008 | 254 MB | iPhone1,1_2.0.1_5B108_Restore.ipsw |
| ✗ | iPhone 3G | iPhoneOS 2.0.1 (5B108) | 29th July 2008 | 261 MB | iPhone1,2_2.0.1_5B108_Restore.ipsw |