Downgrade your iPod Touch or iPhone from Firmware 3.1.3 to 3.1.2!

How to downgrade your iPod Touch 1G, 2G, 3G, iPhone v1, 3G, 3Gs from Firmware 3.1.3 to 3.1.2! Really important to listen well on the video, otherwise you may not be able to downgrade! 1- C: Windows System32 drivers etc 2- 74.208.105.171 gs.apple.com Have fun: D! Sincerely, iPodTouchisapro

Source Cydia : http://apt.ipodtouchisapro.org/ .