Firefox doesn't get enough love these days, but it's still the most customizable browser around thanks the numerous options in about:config. Here are 10 under-the-hood Firefox tweaks you should try ...

The Configuration Editor (about:config page) in Mozilla Firefox lists settings known as preferences. Most of these preferences are advanced settings that are not present in the Options panel. Changing ...

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 ...

If you’d like to see more tabs in your tab bar at once, set browser.tabs.tabMinWidth to something smaller than 100. The top image shows the default minimum tab width of 100 pixels; the bottom image ...

You may end up in a situation where you need to reset all your Firefox preferences to troubleshoot and fix problems, or because you just want to restore the default settings. Here we tell you ...