Mozilla has added a feature to the coming Firefox 3.6 that will make it a bit easier to figure our why your friend's web browser isn't working. A new --about:support-- configuration page in Firefox ...

Jack Wallen walks you through the process of locking down options with Firefox’s about:config page to help secure the browser from user tampering. Since the release of Firefox Quantum, have you made ...

There is now a special page in the Firefox browser where users can see what telemetry data Mozilla is collecting from their browser. Accessible by typing about:telemetry in the browser's URL address ...

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 ...