Find and install add-ons to add features to Firefox
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Add-ons let you 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?
You can install these 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 add features included in other browsers, such as translators. - AppearanceThemes
There are two types of appearance add-onsthemes: complete themes, which change the look of buttons & menus, and background themes, which decorate the menu bar and tab strip with a background image.Complete themes are considered Legacy add-ons and will be deactivated in Firefox version 57. For more information, see Built-in themes in Firefox - alternative to complete themes. - Plugins
Plugins add support for all kinds of Internet content. These usually include patented formats like Flash 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. - Dictionaries
Firefox can check your spelling but not all locales come with a dictionary installed due to licensing reasons. You can find and install a dictionary for your language. - Search engines
Firefox comes with a number of search engines already installed that you can use from the Firefox Search bar or directly from the address bar. If you want additional search engines, you can install them on the websites directly or from addons.mozilla.org.
Viewing and managing your installed add-ons
Search engines can be viewed and managed in the Search panel in Firefox Settings . For other add-ons:
- Click the menu button and choose . 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 or panel. ,
For detailed information on disabling or removing plugins, extensions or appearance add-onsthemes, see Disable or remove Add-ons.
How do I find and install add-ons?
Here is an overview to get you started:
- Click the menu button , click and select .
- To see more information about a Featured Add-on or Theme, click it. You can then click the green
- 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 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
- 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.
Here is an overview to get you started:
- Click the menu button , click and select .
- To install a featured add-on, click the grey toggle button, which will turn green. To uninstall an add-on you just installed, click the toggle button again.
At the bottom of the list of featured add-ons, there's a addons.mozilla.org where you can search for specific add-ons.
button you can click. It will take you toSome 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.
Troubleshooting add-ons
For information on troubleshooting problems with extensions, plugins or appearance add-onsthemes, 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
- Add-on signing in Firefox