Firefox Takeout - Take your firefox data with you! This tool offers a simple yet extremely useful functionality that allows users to take their firefox browsing data with them to other systems. Its easy to use. Just run the jar file. You will then have options to takeout your data or bring in data that you previously took out. The takeout feature will then make a folder named FirefoxTakeout on your Desktop that contains the data. You can then transfer the folder manually to other locations where you want to bring in the data. To bring in, all you need to do is to place the folder that you took out on the desktop and run the bring in functionality from the tool.