Download iOS 4.2.1 Firmware for iPhone, iPad, iPod Touch

iOS 4.2.1 comes as a universal firmware for iPhone 4, 3GS, 3G, iPad, iPod Touch 4G, 3G, 2G. To install iOS 4.2.1 on your device, connect your iPhone/iPod Touch/iPad to iTunes 10.1, new firmware availability message will appear then hit the “Download and Install” button. You can also download iOS 4.2.1 firmware from the links below.
WARNING: Jailbreakers/Unlockers MUST stay away from iOS 4.2.1 until further notice.

Download iOS 4.2.1 Firmware

You can download iOS 42.1 firmware (IPSW files) for iPhone 4, iPhone 3GS, iPhone 3G and iPod Touch 4G, 3G, 2G from the links below.

Download iOS 4.2.1 for iPad

• iPad1,1_4.2.1_8C148_Restore.ipsw

Download iOS 4.2.1 for iPhone 4

• iPhone3,1_4.2.1_8C148_Restore.ipsw

Download iOS 4.2.1 for iPhone 3GS

• iPhone2,1_4.2.1_8C148a_Restore.ipsw

Download iOS 4.2.1 for iPhone 3G

• iPhone1,2_4.2.1_8C148_Restore.ipsw

Download iOS 4.2.1 for iPod Touch 4G

• iPod4,1_4.2.1_8C148_Restore.ipsw

Download iOS 4.2.1 for iPod Touch 3G

• iPod3,1_4.2.1_8C148_Restore.ipsw

Download iOS 4.2.1 for iPod Touch 2G

• iPod2,1_4.2.1_8C148_Restore.ipsw

You can download the latest iTunes 10.1 from the link below:

• Download iTunes 10.1