Choose an IPSW for iOS 4.2.8

Signed IPSW files can be restored via iTunes. Unsigned IPSWs cannot currently be restored via iTunes.

Unsigned IPSWs

✗

iPhone 4 (CDMA)

iOS 4.2.8 (8E401)

2nd May 2011

684 MB

iPhone3,3_4.2.8_8E401_Restore.ipsw