Download link : iH8sn0w – iREB V3.1.2 For Windows-English

iREB 3.1.2 of iH8sn0w team is a utility which will permit you to downgrade your firmware to 3.1.2 for iPhone 3G/3GS and iPod Touch 3G.
For iPhone 3GS, it permit to save your ShSh file under Firmware 3.1.2 in order to be able to downgrade for the future Apple update.



Demo of restore of a custom Firmware thanks to official Firmware 3.1.2 with iReb 3.1.2