Find and install add-ons to add features to Firefox

Add-ons let you add bells & whistles to Firefox. You can get add-ons that compare prices, check the weather, change the look of Firefox, listen to music, or even update your Facebook profile. This article covers the different types of add-ons available and how to find and install them.

What types of add-ons can I install?

You can install these general types of add-ons:

Viewing and managing your installed add-ons

Search engines can be viewed and managed in the Search panel in Firefox OptionsPreferences . For other add-ons:

  1. Click the menu button New Fx Menu and choose Add-ons. The Add-ons Manager tab will open.
  2. Select the panel for the type of add-on you wish to view or manage, such as the Extensions, AppearanceThemes or Plugins panel.

For detailed information on disabling or removing plugins, extensions or appearance add-onsthemes, see Disable or remove Add-ons.

How do I find and install add-ons?

Here is an overview to get you started:

  1. Click the menu button New Fx Menu and choose Add-ons. The Add-ons Manager tab will open.

  2. In the Add-ons Manager tab, select the Get Add-ons panel.
  3. To see more information about a Featured Add-on or Theme, click it. You can then click the green Add to Firefox button to install it.
    • You can also search for specific add-ons by using the search box at the top. You can then install any add-ons you find with the Install button.
      Addon1 29 Win Addon2 29 Win Addon1 29 Mac Addon2 29 Mac Addon1 29 Lin Addon2 29 Lin
  4. Firefox will download the requested add-on and may ask you to confirm that you want to install it.
  5. Click Restart Now if it pops up. Your tabs will be saved and restored after the restart.

Here is an overview to get you started:

  1. Click the menu button New Fx Menu and choose Add-ons. The Add-ons Manager tab will open.

  2. In the Add-ons Manager tab, select the Get Add-ons panel.
  3. To install a featured add-on, click the grey toggle button, which will turn green. To uninstall an add-on you just installed, click the toggle button again.
    Fx48-GetAddons getaddons 57

At the bottom of the list of featured add-ons, there's a See more add-ons! button you can click. It will take you to addons.mozilla.org where you can search for specific add-ons.

For advanced users: You can also install add-ons from a file. If you saved the installer file to your computer, (for example, an .xpi or .jar file) you can install the add-on using the gear icon gear icon in the upper-right area of the Add-on Manager Extensions panel. Select Install Add-on from file... from the menu, then find and select the file.

Some extensions place a button in the toolbar after installation. You can remove those or move them into the menu if you want - see Customize Firefox controls, buttons and toolbars.

Troubleshooting add-ons

For information on troubleshooting problems with extensions, plugins or appearance add-onsthemes, see the articles below.

Problems with installing or uninstalling add-ons

Problems caused by add-ons

Note: Mozilla has overhauled the underlying technology for Firefox add-ons. For more information, see Firefox add-on technology is modernizing.

Was this article helpful? Please wait...

These fine people helped write this article: AliceWyman, Chris Ilias, Cheng Wang, Underpass, novica, Tonnes, Michael Verdi, scoobidiver, John99, Swarnava Sengupta, Ben, Centinel, ideato, Michal Stanke, Imen, Joni, Artist, OmTi. You can help too - find out how.