
Get ready to plug that device in and open up iTunes. iOS4 has been released three days before the iPhone 4 is set to be released.
The update is available for these devices only. Older first gen hardware cannot run the latest and the greatest. Second generation hardware can run it with some limitations. (no multitasking or wallpapers, etc.)
• iPhone 3g – no multitasking
• iPhone 3gs
• iPod Touch 2nd gen – no multitasking
• iPod Touch 3rd gen
iPad will be available in September 2010.
The update is available in iTunes for you to download instantly. Don’t forget to backup your current iOS3 install.








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