Signed IPSW files can be restored via iTunes. Unsigned IPSWs cannot currently be restored via iTunes.
✗ |
Apple TV 2G |
iOS 4.2.1
(8C154)
|
13th December 2010
|
280 MB |
AppleTV2,1_4.2.1_8C154_Restore.ipsw |
✗ |
iPhone 3G[S] |
iOS 4.2.1
(8C148a)
|
21st November 2010
|
421 MB |
iPhone2,1_4.2.1_8C148a_Restore.ipsw |
✗ |
iPod touch 4 |
iOS 4.2.1
(8C148)
|
18th November 2010
|
638 MB |
iPod4,1_4.2.1_8C148_Restore.ipsw |
✗ |
iPad 1 |
iOS 4.2.1
(8C148)
|
18th November 2010
|
578 MB |
iPad1,1_4.2.1_8C148_Restore.ipsw |
✗ |
iPhone 4 (GSM) |
iOS 4.2.1
(8C148)
|
18th November 2010
|
655 MB |
iPhone3,1_4.2.1_8C148_Restore.ipsw |
✗ |
iPod touch 3 |
iOS 4.2.1
(8C148)
|
18th November 2010
|
408 MB |
iPod3,1_4.2.1_8C148_Restore.ipsw |