This page has been robot translated, sorry for typos if any. Original content here.

Jailbreak Firmware 3.1.3 - Redsn0w

Not even a day has passed since the release of the new firmware, as folk craftsmen have already found a way to jailbreak for it, without waiting for the update of popular programs.

So we need:

Running Redsn0w
Click on the Browse button and in the window that opens, select firmware 3.1.2 (Exactly 3.1.2)

Then click on the Next button and wait for the process to finish

Choose Cydia and click on Next (For iPhone 2G, we also select Activation )

Click Next and follow the activity of the lines to enter the phone in DFU mode

If everyone did it right, then the screen will turn white, and then the running pineapple will appear. After completing, you only need to activate your phone in iTunes.