Instructions provided below use Firefox 44.0.2 as an example.

  1. Click the menu button New Fx Menu in the top right corner and choose History.

  2. Select Clear Recent History....

  3. Select which history files and how much history you want to clear:
    • Check Browsing & Download History and/or Form & Search History.

    • Next, click the drop-down menu next to Time range to clear to choose how much of your history and click Clear Now. The window will close and the items you've selected will be cleare