PWnage for Windows

"Here’s the process for all us Windows users who want to upgrade to firmware 2.0. It involves WinPwn and a custom firmware. Check out my winpwn guide here.

Step 1: Use WinPWN 1.0 To PWN Your 1.1.4 iPhone. If you need WinPWN Get it:
RapidShare:
Step 2: Install BootNeuter (Available Via Installer).

Step 3: Run BootNeuter and have it Neuter your iphone

Step 4: Make sure your iTunes version is at 7.7

Step 5: Grab a pre-created IPSW Made with PWNAGE 2.0 Mac. If you dont have one made you can grab one here:

Step 6ut your phone into recovery or DFU mode(DFU GAVE ME ERROR ON RESTORE).

Step 7: In iTunes Shif+Click the Restore button and find your custom IPSW Firmware file.

Step 8: Wait for it to complete! ENJOY!"

1) Step
2) HERE