It was just a few days ago that Apple released the iOS 4.3.1 update to the general public. The latest update of iOS is aimed at fixing some bugs found in iOS 4.3.1 including some graphical glitches on iPod Touch. The update also improves the battery life of all iPod Touch devices.
The iOS 4.3.1 update is applicable for the iPhone 3GS, iPhone 4, iPod Touch 3G, iPod Touch 4G and the iPad and iPad 2.
iPod Touch device owners can download iOS 4.3.1 by connecting the device to their PC and then starting up iTunes, and click on the Check For Updatesbutton.
Alternatively, iPad 2 (Wi-Fi model) owners can download iOS 4.3.1 from here (607.5MB) and iPad 2 (3G+Wi-Fi, AT&T version) owners can download the iOS update from here. AT&T branded iPhone owners should head over to this link, while iPod Touch 4G owners should download the iOS 4.3.1 IPSW file from here.
Once you download the iOS 4.3.1 IPSW file, you can follow our earlier instructions on manually upgrading iOS 4.3.1. on your device.