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The best ad blocker for Firefox One of the most popular Firefox ad blockers, AdBlock has been downloaded 10 million times by Firefox users. And thanks to some help from Mozilla, our extension store listing is translated into 7 languages. The add-on bar - Mozilla | MDN Firefox 4 eliminates the status bar from the bottom of the browser window in favor of a new toolbar located at the bottom of the window. This new toolbar, with the ID "addon-bar", is a standard XUL ; add-ons can insert content into it, and the user can drag buttons into it while customizing their toolbars.This is the primary difference between the add-on bar and the old status bar How to View or Edit the Source Code of a Firefox Addon Nov 27, 2014

Nov 27, 2014

Jul 20, 2020

For Firefox. The second most downloaded Firefox add-on since 2007. Current version is 7.3.9

Find and install add-ons to add features to Firefox For other add-ons: Click the menu button and choose Add-ons. The Add-ons Manager tab will open. Select the panel for the type of add-on you wish to view or … AdBlock for Firefox – Get this Extension for 🦊 Firefox (en-US) May 07, 2018