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.

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Restore your Firefox browsing data with a backup file

Learn how Firefox Backup helps restore your bookmarks, settings, and passwords on a new device.

Where to find and manage downloaded files in Firefox

Where to find and manage downloaded files in Firefox

The Downloads panel and Library keep track of files you download. We'll show you how to access, manage, change settings and find your files.

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