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 these articles:
- Adobe Flash: Flash Plugin - Keep it up to date and troubleshoot problems
- Java: Use the Java plugin to view interactive content on websites
- QuickTime: Use the QuickTime plugin to play audio and video
- Silverlight: Use the Silverlight plugin to play audio and video
- Adobe Acrobat: Use the Adobe Reader plugin to view or download PDF files
- Windows Media: Play Windows Media files in Firefox with the Windows Media plugin
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To check if any of your installed plugins are out of date, visit Mozilla's Plugin Check & Updates page.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:
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 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.