We received some news that IOS4 will be available for download in half an hour’s time 21st Jun at 10am PST, 1pm EST, 5pm GMT, 22nd Jun – 1am SGT/HKT, 2am JPT. Remember to backup your data before updating the firmware to iOS4.

Owners of 2008’s iPhone 3G and second-generation iPod Touch, and 2009’s 3GS and third-generation iPod Touch, will be able to download the free iOS 4 upgrade today. iOS 4 will not be available to users of the first-generation iPhone or iPod Touch, both which debuted in 2007.

After you have successfully update it to iOS4, do post your experiences in the comments page below. Thanks.


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