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 ...

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 ...

Unbeknownst to many users, Firefox has a whole host of application settings (called preferences) that aren’t found under the regular Options or Preferences interface. These preferences, both hidden ...

FireFox about:config stores the browser configurations. To access them , simply enter about:config in the address bar and hit “Enter”. Last week I shared a quick tip on tweaking FireFox spell checking ...

The Firefox Web browser, built by the Mozilla Foundation and friends is a complicated piece of technology—if you care to look under the hood. It's not obvious where the hood catch is, because the ...

Firefox 3 comes with several preferences baked into its options dialogs, but there are still a few you can only access by rolling up your sleeves and digging into its configuration manually. Power ...

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 ...