In order to jailbreak your iPod Touch, you first have to switch it off and then connect it to your computer. There is a software known as greenpois0n, which you should download and install on your device. A window will appear with instructions on how to go in to DFU mode. Click on "Jailbreak" and follow the instructions given to complete the process.
well, here's the steps of how I jail broke my iPod. 1. MAKE SURE your iPod is backed up on iTunes incase something goes wrong. 2. Download evasi0n on your computer. 3. open it and extract files. 4. Connect your iPod and open evasi0n again and press jailbreak.