Installing Add-ons Understand Add-ons. Add-ons are applications that you can add to Firefox to give it extra functionality. Open the Add-ons Manager. Click the Firefox menu in the top-left of the window. Find Add-ons to install. The Add-ons manager will display some featured Add-ons. Install the Add-on.How can I download Mozilla Firefox for free?
Firefox for Mac Download Firefox. You can get it for free at the Mozilla website. Open the DMG file. Once the download is complete, the DMG file should open automatically. Install the application. Drag the Firefox.app file into your Applications folder. Put Firefox on the dock.How do you start Firefox?
How to start Firefox in Safe Mode. Click the menu button , click Help and select Restart with Add-ons Disabled…. Firefox will start up with the Firefox Safe Mode dialog. Note: You can also start Firefox in Safe Mode by holding down the shift key while starting Firefox.How can I download Firefox without browser?
Method Two – Download Firefox without a Browser. The second method will rely on using the command prompt to download Firefox. Step 1: Open the start menu and type cmd. Step 2: In the command prompt type the following command (ftp ftp.mozilla.org). Step 3: In the “User” type “anonymous” leave the password field blank.