Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.
| ✗ | iPhone 3G | iOS 4.0.2 (8A400) | August 9, 2010 | 305 MiB | iPhone1,2_4.0.2_8A400_Restore.ipsw |
| ✗ | iPhone 3G[S] | iOS 4.0.2 (8A400) | August 9, 2010 | 378 MiB | iPhone2,1_4.0.2_8A400_Restore.ipsw |
| ✗ | iPhone 4 (GSM) | iOS 4.0.2 (8A400) | August 9, 2010 | 579 MiB | iPhone3,1_4.0.2_8A400_Restore.ipsw |
| ✗ | iPod touch 2G | iOS 4.0.2 (8A400) | August 9, 2010 | 328 MiB | iPod2,1_4.0.2_8A400_Restore.ipsw |
| ✗ | iPod touch 3 | iOS 4.0.2 (8A400) | August 9, 2010 | 366 MiB | iPod3,1_4.0.2_8A400_Restore.ipsw |