Finally Apple has completed development of iOS 4 that you people were waiting consciously. It is going to release tomorrow. Wao! That means only few hours are left.
So, before getting iOS 4 you must know what your iDevice must have. Move ahead to know what you need for iOS 4 installation and also check whether your device is compatible to it or.
iOS 4 compatibility
iOS 4 supports Apple devices including iPhone 3G, iPhone 3GS, iPhone 4, second generation iPod touch and third generation iPod touch.
It contains multitasking feature that is upgraded for only iPhone 3GS, iPhone 4 and third generation iPod touch.
Apple products which are not compatible to latest coming iOS: iPhone 2G and first generation iPod touch.
Take your iPhone backup
It is good if you backup your iDevice before updating to iOS 4. You can use iTunes to backup your device by connecting it to your computer. Another way to back is make a right click on iPhone device below device listing then then choose option “Back up” from menu list. If you are performing backup after a long time then the process might be time consuming.
Get iTunes latest version
To install iOS 4, you need to have iTunes 9.2 or any latest version.
Jailbreak iPhone users
If your device is already jailbroken or unlocked then it is advice that don’t try to update to iOS 4.