Find what version of Firefox you are using

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  • Revision id: 14982
  • Created:
  • Creator: scoobidiver
  • Comment: introduction rewritten as previously, no reference to the screenshot, Win screenshot for fx5, new summary
  • Reviewed: No
  • Ready for localization: No
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It is often important to know which version of Firefox you are using. You can find out which version you are using in the About Mozilla Firefox window.

To access this window:

  1. At the top of the Firefox window, click the Firefox button, go over to the Help menu and select About Firefox. For Windows XP: Go to the Help menu and select About Firefox.On the menu bar, click the Firefox menu and select About Firefox.At the top of the Firefox window, click the Help menu and select About Firefox.
  1. At the top of the Firefox window, click the Help menu and select About Firefox.On the menu bar, click the Help menu and select About Firefox.

The About Mozilla Firefox window will appear. Your version number is listed underneath the Firefox name. Finding Version - Win

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To update to the latest version, see Update Firefox to the latest release.