Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.
| ✓ | iPod touch 4 | iOS 6.1.6 (10B500) | February 21, 2014 | 848 MiB | iPod4,1_6.1.6_10B500_Restore.ipsw | Download |
| ✓ | iPhone 3GS | iOS 6.1.6 (10B500) | February 21, 2014 | 785 MiB | iPhone2,1_6.1.6_10B500_Restore.ipsw | Download |