Click the menu button and choose Add-ons and themes.Search engines can be viewed and managed in the Search panel in Firefox Settings Viewing and managing your installed add-ons If you want additional search engines, you can install them on the websites directly or from. You can access them from the Search bar (if enabled) or directly from the address bar. (To change the language of the Firefox user interface, see the article Use Firefox in another language.)įirefox comes with a number of search engines already installed. You can find and install a dictionary for your language. For more information on built-in themes, see Built-in themes in Firefox - alternative to complete themes.įirefox automatically downloads and installs the Google Widevine CDM for watching Digital Rights Management (DRM) controlled content and an OpenH264 plugin for video calls.įirefox can check your spelling, but not all locales come with a dictionary installed due to licensing reasons. Themes can decorate the menu bar and tab strip with a background image. 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. These general types of add-ons can be installed:Įxtensions add new features to Firefox or modify existing ones. 3.1 Problems with installing or uninstalling add-ons.1.1 Viewing and managing your installed add-ons.

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