Download iOS 4.2.1 for iPad, iPhone & iPod touch

Today Appleannounced that iOS 4.2.1, the latest version of the world’s most advanced mobile operating system, is available today for download for iPad, iPhone and iPod touch. The big new feature in the update is support for AirPlay, a new Apple technology that allows devices running iOS 4.2 or Macs and PCs running iTunes 10 to stream video over a local network and have it played back on a TV set via the Apple TV.

Here are the links to Download Apple iOS 4.2.1

Apple iOS 4.2.1 for iPhone 4

Apple iOS 4.2.1 for iPhone 3GS

Apple iOS 4.2.1 for iPad

Apple iOS 4.2.1 for iPod touch 2G

Apple iOS 4.2.1 for iPod touch 3G

Apple iOS 4.2.1 for iPod touch 4G