Follow the instructions from Step 4 here to unlock iPhone 2G on 3.1.3 firmware.Disclaimer: This guide is for testing & educational purposes only. Once done, your iPhone 2G will restart automatically and you will find it jailbroken with iPhone firmware version 3.1.3.Step 7: Once you are done with the jailbreak, you can now unlock your iPhone 2G running jailbroken firmware 3.1.3 by using BootNeuter app from Cydia. Now after few seconds release вЂњPowerвЂќ button but keep holding вЂњHomeвЂќ button until installation begins.Step 6: Sit back and enjoy while redsn0w will do all the rest for you. Yes you need to point it to iPhone 3.1.2 instead of 3.1.3 because redsn0w 0.9.4 is still unable to validate the latest firmware.Step 3: Now select both вЂњInstall CydiaвЂќ and вЂњAlready pwnedвЂќ options.Step 4: Now make sure your device is both OFF and PLUGGED IN to the computer before you click вЂњNextвЂќ.Step 5: Connect your device in recovery mode by pressing the Power and buttons continuously.At this stage you will be presented with a screen where you will have to quickly hold вЂњPowerвЂќ button and then while holding the вЂњPowerвЂќ button, you will now have to hold вЂњHomeвЂќ button too. Downloading and installation instructions for iPhone 3.1.3 firmware can be found from here.Step 2: Start redsn0w 0.9.4 and point it to the respective original iPhone 3.1.2 firmware to proceed. The only difference here is that we are using the latest redsn0w 0.9.4 from Dev-Team which is specially released for this firmware update.Step 1: Update to original iPhone 3.1.3 firmware via iTunes.

Download Redsnow 0.9.4 For Mac