Mozilla Firefox has thousands of add-ons, extensions, and plugins for adding features and functionality to the browser, which helps enhance a user’s overall experience. To learn how to view and install Firefox extensions, follow the steps below.

Find and add extensions in Firefox

  • Open Firefox.

  • In the window’s upper-right corner, click the Open Applications Menu  icon.

  • In the drop-down menu, select Add-ons and themes.

  • On the left side of the screen, click Extensions.

  • In the center of the screen, near the top, there is a search field next to Find more add-ons.

  • Type your query in the search field, or you can choose from the list of Recommended Extensions in the section below.

  • When you’ve located the extension you want to use, click the Add to Firefox button next to it.

  • Click Add in the prompt to accept the permissions and confirm your choice.

See the top 10 Mozilla Firefox add-ons page for a listing of our favorite Firefox add-ons.

  • How to add extensions or add-ons to your browser.
  • How to disable or remove browser extensions.
  • See our Firefox and plugin definitions for further information and related links.
  • Firefox help and support.