A day before, Geohot came up with the new Limera1n jailbreak to jailbreak the iOS 4.1. Now the GreenPois0nGreenPois0n Jailbreak Guide have been released by chronic Dev Team. Also, there are some signs of the Limesn0w unlock tool that is coming up soon. We wrote on it yesterday. Now here is something useful to you, the GreenPois0n jailbreak Guide.

1. Download GreenPois0n from here.

2. Connect your device with the computer.

3. Launch GreenPois0n.

4. Click on the ” Prepare to Jailbreak (DFU) ” button.

GreenPois0n Jailbreak Guide

5. Now follow the instructions given by GreenPois0n to proceed.

GreenPois0n Jailbreak Guide

That’s it!