Windows 10 reached EOS (end of support) on October 14, 2025. For more information, see this article.

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What Windows 10 end of support means for Firefox users

What Windows 10 end of support means for Firefox users

Learn how Firefox will continue supporting Windows 10 after Microsoft ends its updates, and discover the steps Mozilla recommends to keep your browsing experience secure.

Make Firefox your default browser on Windows

Make Firefox your default browser on Windows

Learn how to make Firefox your default Web browser on Windows 10 and Windows 11.

Update Firefox to the latest release

Update Firefox to the latest release

Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.

Captive portal detection

Captive portal detection

Description of how Firefox detects captive portal networks.