As anticipated, Apple has to offer iOS 4.2. This update can be downloaded from iTunes or from our website. For those who have a jailbroken device, we recommend that you do not install this update as a tool is not available. We see also recommend saving your ECID.
If you want to keep your jailbreak and unlock, you better not update to this latest firmware now until and unless official new jailbreak and unlock tools are available for download.
To update to iOS 4.2.1, all you need to do is to connect your iPhone, iPad or iPod touch with your computer via USB and start iTunes 10.1. You should now see a message as shown below. Simply click on “Download and Install” button to get on to the new firmware.
Direct Download Links for iOS 4.2.1 (Official from Apple as soon as they go live)
- iPhone 4
- iPhone 3GS
- iPhone 3G
- iPod touch 2G
- iPod touch 3G
- iPod touch 4G
Download iTunes 10.1 for Windows and Mac
iPhone Jailbreak coverage: