Note: This article only applies to Windows.
Note: This article doesn't apply to your version of Firefox.
Some plugins that are no longer maintained, like the Windows Media plugin, have their files installed in a place that Firefox no longer supports. This causes the plugin to stop working. We'll explain how to make these plugins work again.
Change a Firefox setting to turn these plugins back on
- Type about:config in the address bar and press EnterReturn.
A warning page may appear. Click to go to the about:config page. - Search for plugins.load_appdir_plugins
- Double-click plugins.load_appdir_plugins to change its value to true.
- Click the Firefox menu
and select .Click the Firefox menu at the top of the screen and select .Click the Firefox menu
and select . When you restart Firefox the plugins will be enabled.