Extend the Web. Get help creating and publishing Firefox add-ons that make browsing smarter, safer, and faster. You’ll find the resources you need, whether you’re getting started with extension development, preparing to launch your innovation, or developing a custom enterprise solution.

Download Firefox — Free Web Browser — Mozilla Download Mozilla Firefox, a free Web browser. Firefox is created by a global non-profit dedicated to putting individuals in control online. Get Firefox for Windows, macOS, Linux, Android and iOS today! How to download videos using a browser add-on or extension Mar 06, 2020 Add-ons - Mozilla | MDN

Viewing and managing your installed 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 manage, such as the Extensions , Themes or Plugins panel.

Customize the overflow menu or the toolbar. You can change the items that appear in the overflow menu or your toolbar. Click the menu button and choose Customize…. A special tab will open which allows you to drag and drop items in or out of the overflow menu and the toolbar. Add the Norton browser extensions Jul 10, 2020

Your first extension - Mozilla | MDN

Add the Firefox Private Network extension to your browser. Log in to your Firefox account or create one. Step 2. At the beginning of the month, you’ll receive 12 passes. Passes expire after one hour and cannot be paused or stopped while in use. Step 3. See How to Add, Disable, and Remove Firefox Extensions