Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.

Signed IPSWs

✓

iPhone 2G

iPhoneOS 2.0 (5A347)

July 8, 2008

218 MiB

iPhone1,1_2.0_5A347_Restore.ipsw

Download

Unsigned IPSWs

✗

iPhone 3G

iPhoneOS 2.0 (5A347)

July 8, 2008

225 MiB

iPhone1,2_2.0_5A347_Restore.ipsw

Download