How to Quickly Boot Your Tethered Jailbroken iPhone (Windows)

Step One
Create a Pwnage folder on your Desktop and in it place:
? RedSn0w 0.9.6rc7
? Your iPhone firmware ipsw (download here)

Step Two
Double click the RedSn0w archive to extract it.

Step Three
Press the Windows and R key then input cmd and click OK to launch the Command Prompt.

Step Four
Input the following command for devices with the new bootrom:

%homepath%\Desktop\Pwnage\redsn0w_win_0.9.6rc7\redsn0w.exe -j -i %homepath%\Desktop\Pwnage\iPhone3,1_4.2.1_8C148_Restore.ipsw

Input the following command for devices with the old bootrom (iPod 2G, iPhone 3GS):
%homepath%\Desktop\Pwnage\redsn0w_win_0.9.6rc7\redsn0w.exe -j -o -i %homepath%\Desktop\Pwnage\iPhone2,1_4.2.1_8C148a_Restore.ipsw

**Important: remember to change the filename to the filename of the ipsw you downloaded in Step One.