WDC has just been successfully launched and steve Jobs officially released the iOS 4.0 at WWDC 2010 and also made iOS 4.0 GM Candidate build available to the developers of iPhone Developer program for its development and testing purpose. The final iOS 4.0 was schedules for June 21st release to common users to update their iPhone 3G/3GS & iPod Touch 2G & 3G but the iPod Touch 1G is not supported for this update and a leaked iOS 4.0 GM Build is now floating around the net. which is making some news all over the web again as apple products always does.

iOS 4.0 Golden Master Build has been leaked in the web from some unknown source and some has guessed to be from a iPhone app developer who knows about it most and and is now available for free download. iOS 4.0 GM for all iDevice has been leaked on instantlyi.com with no charge of cost for free

The site offers the following iOS 4.0 firmware files for download.

iPhone 3G :- iPhone1,2_4.0_8A293_Restore.ipsw

iPhone 3GS :- iPhone2,1_4.0_8A293_Restore.ipsw

iPod Touch 2G :- iPod2,1_4.0_8A293_Restore.ipsw

iPod Touch 3G :- iPod3,1_4.0_8A293_Restore.ipsw

Download iOS 4.0 leaked version for iPhone 3G, 3GS & iPod Touch 2G, 3G

Note that your iPhone or iPod Touch UDID must be registered with a developer account in order to activate iOS 4.0.