* GreenPois0n for Mac OS, downloaded from the officialthe site
* The installed iOS 4.1 on iPhone 3GS / 4, iPod Touch 3G / 4 or iOS 3.2.2 on iPad.
* IPhone 3GS / 4, iPod Touch 3G / 4 or iPad.
Attention owners of unofficial iPhone !!!
This jailbreak involves setting the original firmware on your device. You should know that unlock using ultrasn0w amenable only modem from firmware iOS 4.0, 4.0.1 and 4.0.2. If you install on your iPhone firmware iOS 4.1, you can not do unlock.
All the actions you do on your own risk !!!
1. Download and run Greenpois0n.
2. Completely turn off your device and connect it to your computer.
3. In the window that opens, click "Jailbreak".
4. Now we need to convert your device into DFU mode. To do this, follow the instructions in the program window.
Hold the "Power" button for 3 seconds.
Without releasing the "Power", we press the "Home" for another 10 seconds.
Release the "Power", continuing to hold the "Home" for another 10 seconds.
5. When your device goes into DFU mode, automatically begin the jailbreak process. Nothing is touching, wait until the process is complete.
6. After the reboot you will see the icon "Loader".
7. Make sure that your device is connected to Wi-Fi.
8. Enter the "Loader" and install Cydia.
9. After the reboot your device is ready for use.