This will open the Troubleshooting Information page. To find your user agent, click the Firefox menu button , click help and select Troubleshooting Information. This can be an easy way to identify which version of Firefox is running. The user agent identifies your browser to websites and contains information about your operating system and browser version. For more information, see Update Firefox to the latest version. If an updated version of Firefox is available, it will be automatically downloaded. Note: Opening the About Firefox window will, by default, start an update check. (32-bit) or (64-bit) will be shown under the Firefox name, after the version number. Click the Firefox menu button , click help and select About Firefox. You can find what version of Firefox you are using in the About Firefox window. Not sure whether you're running 32-bit or 64-bit Firefox? This article explains how to find out.Ībout Firefox windowUser agentWindows program listing If you want to switch to the 64-bit version of Firefox, see How to switch from 32-bit to 64-bit Firefox. See this blog post to learn more about 64-bit Firefox. Both 32-bit and 64-bit versions of Firefox are available for 64-bit operating systems, on Windows 7 and above.

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