Switches the location of the tab bar to the bottom of the browser window.
Compatibility
Works with: Firefox 3.6 ONLY
Background
By default The Tab Bar is the bottom most toolbar on the top of the browser window.
The Tweak
To switch the location, use the ChromEdit Plus extension. Add these lines to your userChrome.css file located in your profile folder:
/* Display the tabbar at the bottom */
#content > tabbox { -moz-box-direction: reverse; }
Be sure to save and restart Firefox for the change to take effect.
Notes
With the UI changes introduced in Firefox 4 and newer, it is no longer possible to move the tab bar to the bottom.
Updated: November 15, 2025
