Apple has released the iOS 4.3 IPSW (final version) for iPhone, iPod Touch, Apple TV 2G and iPad and is available for download. The iOS 4.3 firmware bings in new features like improved Safari performance, iTunes home sharing, AirPlay improvements, Personal hotspot, preference for iPad Switch etc.
You could update your iPhone 3GS,4 (GSM), iPod Touch 3G, 4G or iPad to iOS 4.3 using iTunes 10.2.1. You could download iOS 4.3 IPSW files from the below given direct download links by Apple.
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