Use plugins to play audio, video, games and more
Plugins are Firefox add-ons that manage Internet content that Firefox is not designed to process. This article describes how to use and manage plugins in Firefox.
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What are plugins?
A plugin is a piece of software that manages Internet content that Firefox is not designed to process. These usually include patented formats for video, audio, online games, presentations, and more. Plugins are created and distributed by other companies.
For instructions of how to install, use, and troubleshoot plugins in Firefox, see the articles below:
How to update plugins
Plugins involve using code written by third-parties, so it is critically important to keep your plugins up-to-date. A security vulnerability in a plugin you have installed could compromise your privacy.
To check if any of your installed plugins are out of date, visit Mozilla's Plugin Check & Updates page.
To see what plugins you have installed:
At the top of the Firefox window, click on the buttonOn the menu bar, click on the menuAt the top of the Firefox window, click on the , and then click menu . The Add-ons Manager tab will open. Click the menu button and choose . The Add-ons Manager tab will open.
- In the Add-ons Manager tab, select the panel.
To disable a plugin, select a plugin in the list, then click. Disabling a plugin will turn it off without uninstalling it. To re-enable it, click .
To disable a plugin, select a plugin in the list, then select. Disabling a plugin will turn it off without uninstalling it. To re-enable it, select .
- Visit the article above that corresponds to the plugin you want to uninstall for instructions.
- For instructions on how to manually uninstall a plugin, see Manually uninstalling a plugin
If you have problems with Firefox, they may be caused by a plugin or combination of plugins. For help on how to diagnose plugin problems, see Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems.
Last Update: 2015-12-18