How to Customize Firefox using about:config command

One of the best things about Firefox is its flexibility and extensibility. Here's how you can tweak settings inside of Firefox using about:config. This article is also available as a TechRepublic download.

Internet surfers everywhere seem to be taken with Mozilla's browser offering, Firefox (now in release 2.0.x). This is partly due to the browser's speed and extensibility; but Firefox also has the ability to completely customize its configuration. This article will cover the last of Firefox's hidden pages, about:config and some of the tweaks it allows the user to make.

Accessing the configuration

To access the guts of the Firefox browser, enter about:config into the Address bar and press [Enter]. This will bring up a long list of customizable preferences for the current installation of the browser. The default configuration is similar the one shown in Figure A.

Figure A

Some options available in the default configuration of Firefox.

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