The Apple authorities have stopped their firmware support for the iPhone 2G and iPod Touch 1G after the release of the iOS 4. And the users were unable to update iPhone 2G to iOS 4 firmware which came out with a lot of new features. But don’t worry because here is how to update iPhone 2G to iOS 4.
The new iOS 4 firmware released by apple is not compatible with the iPhone 2G. But many developers are still trying to make iOS 4 compatible with the iPhone 2G. An Italian developer has put forward a custom firmware namedÂ Whited00r to which your iPhone 2G could be updated to get the iOS 4 features. This firmware is an improved build of the 3.1.3 firmware. But you could update your iPhone 2G to this iOS 4 firmware to get many of the features in the original iOS 4 firmware.
How to Update iPhone 2G to Whited00r firmware