Full Screen Mode Tweaks

Make the location and tab bars visible in Full Screen mode.

Compatibility

Works with: Firefox 3.6+

Background

When in Full Screen Mode (F11) all toolbars are hidden including the location and tab bars. Moving the mouse to the top of the screen will display these hidden toolbars.

The Tweak

This tweak allows for these toolbars to remain displayed or control how they appear.

Display Toolbars

To keep the location and tab bars displayed in Full Screen Mode (Firefox 2 behavior):

  1. In a new tab type about:config in the address bar and press enter
  2. In the filter field type: browser.fullscreen.autohide
  3. In the results listed double-click on browser.fullscreen.autohide so that the value defaults to FALSE

Toolbar Behavior

When you first activate full screen mode, the location and tab bars slide up. To disable this animation:

  1. In a new tab type about:config in the address bar and press enter
  2. In the filter field type: browser.fullscreen.animateUp
  3. In the results listed double-click on then browser.fullscreen.animateUp entry and enter 0 in the pop-up box.

Original Article

Updated: November 15, 2025

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