If the already existing methods for jailbreaking the iPhone to the 1.1.3 firmware were too complex for you, the Jailbreak Dev Team has released a one-click solution that you simply install through Installer.app.

To be able to do that, you’ll need a jailbroken iPhone with the 1.1.2 firmware(chances are that you already have one ;-) ) – here’s a step-by-step walkthrough to achieve this, over on Lifehacker.com.

After this, it’s a matter of patiently installing the software you download from here.

Read more on Lifehacker or Engadget.