Some steps in this tutorial meant to help you to upgrade from 2.x / 3.0.x OS to 3.1.2 OS, please ignore them if you have already OS 3

1- First u have to download & install iTunes in your computer
from here (You dont need to do this if you  already have OS 3.0 installed on your [...]

A- Jailbreak Iphone 3GS
- There is a video at the end of the tutorial
- Please use the comment box to ask any question

1- Create a new folder on your computer
2- Make sure that your Antivirus Software is DISABLED before moving to setp 3
3-Download this tool From here and save it in a new folder

4- Connect [...]