iOS 4.2 Software Update for iPhone, iPod Touch and iPad 
iOS 4.2 for iPhone and iPod Release Date: November 22nd, 2010
Download Free iOS 4.2.1 for iPhone, iPod Touch and iPad
iOS 4.2 for iPhone and iPod Touch Website
Apple has released its new iOS 4.2.1 software update for iPhone, iPod Touch and iPad mobile device. iOS 4.2 update gives improved iOS performance, multi tasking for iPad, and new AirPrint and AirPlay features that allows print and stream media wirelessly.
How to update your iPhone, iPod, iPad iOS using the downloaded IPSW file:
1. Download iOS 4.2 Software Update for your device
2. OPTION-click (on Macs) or SHIFT-click (on PCs) on the Update or Restore button in iTunes
3. Now you will be able to tell iTunes to use the IPSW file you downloaded to update or restore your iPhone, iPod or iPad
Download iOS 4.2 Software Update File
iOS 4.2 Download for iPhone 4
iOS 4.2 Download for iPhone 3G S
iOS 4.2 Download for iPhone 3G
iOS 4.2 Download for iPod Touch 4G
iOS 4.2 Download for iPod Touch 3G
iOS 4.2 for iPhone and iPod Related Software:
iTunes 10.1 with AirPlay for iOS 4.2
iPhone Explorer for Windows and Mac
iOS 4.1 for iPhone and iPod
iTunes 10 64-bit Download
