How to download facebook videos

1. Go to www.Firefox.com and download the free web browser and if you don't already own it.
2. Wait until Firefox is installed, then open and look at your tool bar,click on the one that says tools,click on the tab that says "Add-ons".
3. Open a new window,on the lower right hand side of the new window there is a link that says "Get Extensions", click it.
4. Be at the Firefox websites add-on section,click on the search box and type in "grease monkey",download grease monkey and install.
5. Install grease monkey follow this link Install and click install this script on the right hand side, install the script.
6. Make sure grease monkey is turned on so go to tools,click add-ons and click enable on grease monkey, if it isn't already.
7. Click on the grease monkey options. A new window will open and on the lower left-hand side click the box that says enable.
8. Now whenever you're logged into Facebook, a download button is available