-First you will need to go to get (if you don't already have) Firefox. (Click [http://mozmirror01.true.nl/pub/mozilla.org//firefox/releases/18.104.22.168/win32/en-US/Firefox%20Setup%22.214.171.124.exe here] to download for windows)(or here
-Now you will need the "Tamper Data" extension. Which you can download here
And thats all that you need. Now go to the next step.