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Add-ons are like apps that you install to add bells & whistles to Firefox. You can get add-ons that compare prices, check the weather, change the look of Firefox, listen to music, or even update your Facebook profile. This article covers the different types of add-ons available and how to find and install them.
Table of Contents
What types of add-ons can I install?
There are three general types of add-ons:
- Extensions
Extensions add new features to Firefox or modify existing ones. There are extensions that allow you to block advertisements, download videos from websites, integrate Firefox with websites like Facebook or Twitter, and even add features from other browsers. - Appearance
There are two types of appearance add-ons: complete themes, which change the look of buttons & menus, and background themes, which decorate the menu bar and tab strip with a background image. - Plugins
Plugins add support for all kinds of Internet content. These usually include patented formats like Flash and Silverlight that are used for video, audio, online games, presentations and more. Plugins are created and distributed by other companies.Support ended for all NPAPI plugins, except for Adobe Flash, in Firefox version 52. See this article for details.
To view which add-ons you have installed:
- Click the menu button
and choose . The Add-ons Manager tab will open.
- Select the , or panels to view your add-ons.
How do I find and install add-ons?
Here is an overview to get you started:
- The template "Open Add-ons" does not exist or has no approved revision.
- To see more information on a Featured Add-on or Theme, click it. You can then click the green button to install it.
- You can also search for specific add-ons by using the search box at the top. You can then install any add-ons you find with the button.
- You can also search for specific add-ons by using the search box at the top. You can then install any add-ons you find with the button.
- Firefox will download the requested add-on and may ask you to confirm that you want to install it.
- Click if it pops up. Your tabs will be saved and restored after the restart.
Some extensions place a button in the toolbar after installation. You can remove those or move them into the menu if you want - see Customize Firefox controls, buttons and toolbars.
If you want to uninstall an add-on, see Disable or remove Add-ons.
Here is an overview to get you started:
- The template "Open Add-ons" does not exist or has no approved revision.
- To install a featured add-on, click the grey toggle button, which will turn green. To uninstall an addon you just installed, click the toggle button again.
-
At the bottom of the list of featured add-ons, there's a button you can click. It will take you to addons.mozilla.org where you can search for specific add-ons.
Some extensions place a button in the toolbar after installation. You can remove those or move them into the menu if you want - see Customize Firefox controls, buttons and toolbars.
If you later want to uninstall an add-on, see Disable or remove Add-ons.
Troubleshooting add-ons
For information on troubleshooting problems with extensions, plugins or themes, see the articles below.
Problems with installing or uninstalling add-ons
Problems caused by add-ons
- Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems
- Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems
- Troubleshoot Firefox issues caused by malware
- Remove a toolbar that has taken over your Firefox search or home page
- Re-enable add-ons that were disabled when updating Firefox
- Add-ons that cause stability or security issues are put on a blocklist
