Use the about:config page to edit Firefox’s wealth of unpublished settings. To narrow down the visible list to just what’s needed, type a search term in the Filter: box. To edit a preference, ...

Ever since its debut, Firefox has garnered a reputation for being an enormously customizable program, both through its add-on architecture and its internal settings. In fact, many of Firefox’s ...

Windows/Mac/Linux (Firefox): The Configuration Mania Firefox extension provides a GUI menu for tweaking Firefox's about:config settings. That means that rather than typing about:config in your address ...