These are our favorite Firefox productivity tweaks and hacks to help you work faster and more efficiently. If you're heavy into Apple's ecosystem, try our guide to Safari on iOS and macOS instead.

(Discuss in Talk:Firefox/Tweaks#) Before continuing, remember there is a reason some of these variables are not enabled by default, e.g. stability, memory leaks, etc. Go to about:config and check the following options: Firefox's cache is designed to speed up your web browsing by storing certain files locally rather than having to fetch them every time. However, there's a balance to be struck—if the cache For Firefox, there's a Tweak Guide, Customizing Firefox, Speed Tips, and more. Thunderbird offers Mouse Shortcuts, Menu Reference, Editing Config. Files, and the usual "more". Firefox now allows users to move the sidebars without using any tweaks or 3rd party add-ons. Check out following tutorial for more information: [Firefox Tip] How to Move Bookmarks and History Sidebars from Left to Right. 12. How to Use "Take a Screenshot" Feature. Firefox newer versions come with a built-in feature to take web pages screenshots.

The Firefox tweaks are well worth applying! I saw immediate results. by cey61 - 2009-01-05 01:33 I use Firefox all the time. These tweaks definitely sped up my browser. I set the interval & threshold @ 500,000 and the tokenizing time at the suggested 3 times that or 1,500,000.

I’ve collected all tweaks in a single configuration file, that can be installed on your Firefox profile with few simple steps. Simply download the user.js file and copy it in your current user profile directory, or to a newly created Firefox profile directory. The file should be located at:

The Configuration Editor (about:config page) lists Firefox settings known as preferences that are read from the prefs.js and user.js files in the Firefox profile and from application defaults. Many of these preferences are advanced settings that are not present in the Options Preferences panel. This article describes how to use the about:config

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