Update Firefox to the latest version

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  • Revision id: 144208
  • Created:
  • Creator: AliceWyman
  • Comment: added Windows image for fx55 and other edits (still need Mac image)
  • Reviewed: Yes
  • Reviewed:
  • Reviewed by: AliceWyman
  • Is approved? Yes
  • Is current revision? No
  • Ready for localization: Yes
  • Readied for localization:
  • Readied for localization by: AliceWyman
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By default, Firefox is set to automatically update itself but you can always do a manual update. Here's how:

Note: If you use your Linux distribution's packaged version of Firefox, you will need to wait for an updated package to be released to its package repository. This article only applies if you installed Firefox manually (without using your distribution's package manager).
  1. Click the menu button New Fx Menu , click help Help-29 and select About Firefox.On the menu bar click the Firefox menu and select About Firefox.
  2. The About Mozilla Firefox window will open and Firefox will begin checking for updates and downloading them automatically.
    AboutFx50Downloading Fx55AboutFirefox-downloadingWin about-Fx55-downloading
  3. When the updates are ready to be installed, click Restart Firefox to UpdateRestart to update Firefox.
    AboutFx50Restart Fx55AboutFirefox-restartWin about-Fx55-restart
Important: If the update didn't start, didn't complete or there was some other problem, please use this download link or go to the Systems & Languages page to download and install the latest Firefox version for your system and language (see How to download and install Firefox on WindowsInstall Firefox on LinuxHow to download and install Firefox on Mac for instructions).

Stay safe: Download only from the official Mozilla links above to avoid malware.

To change update settings, see Advanced panel - Accessibility, browsing, network, updates, and other advanced settings in Firefox.

This article, like all Firefox support, is brought to you mostly by volunteers, who keep Mozilla proudly independent and open source. Keep browsing freely!