Update Firefox to the latest release

By default, Firefox updates automatically. You can always update manually, in which case an update is downloaded but not installed until you restart Firefox.

Please note this video shows an older version of Firefox. The screens shown may have changed.

Update Firefox

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 Fx57Menu , click Fx57Help Help and select About Firefox.On the menu bar click the Firefox menu and select About Firefox.
  2. The About Mozilla FirefoxAbout Firefox window opens. Firefox will check for updates and download them automatically.
    Fx70aboutFirefox-Downloading fx70Linux-AboutFirefox-Downloading fx71macOS-AboutFirefox-Downloading
  3. When the download is complete, click Restart to update Firefox.
    Fx70aboutFirefox-Restart fx70Linux-AboutFirefox-Restart fx71macOS-AboutFirefox-Restart
Important: If the update didn't start, didn't complete or there was some other problem, you can go to the Systems & Languages page to download and install the latest version of Firefox for your system and language or you can use this download link (see How to download and install Firefox on WindowsInstall Firefox on LinuxHow to download and install Firefox on Mac for more information).

Stay safe: Download only from the official Mozilla links above to avoid malware and other online threats.

Update settings can be changed in Firefox OptionsPreferences . Click the menu button New Fx Menu Fx57Menu and select Options.Preferences. In the General panel, scroll down to the Firefox Updates section.

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