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Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

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👁 Firefox

Firefox

Web browser for Windows, Mac and Linux

👁 Firefox for Android

Firefox for Android

Web browser for Android smartphones and tablets

👁 Firefox for iOS

Firefox for iOS

Firefox for iPhone, iPad and iPod touch devices

👁 Mozilla VPN

Mozilla VPN

VPN for Windows, Mac, Linux, Android, and iOS devices

👁 Firefox Relay

Firefox Relay

Service that lets you create email masks to hide your real email address

👁 Mozilla Monitor

Mozilla Monitor

Find out if your private information has been exposed in a known data breach

👁 MDN Plus

MDN Plus

MDN Plus provides a custom user experience for MDN supporters

👁 Firefox Focus

Firefox Focus

Automatic privacy browser and content blocker

👁 Thunderbird

Thunderbird

Email software for Windows, Mac and Linux

👁 Thunderbird for Android

Thunderbird for Android

Email app for Android smartphones and tablets

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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.

👁 Secure connection and security warning error pages in Firefox

Secure connection and security warning error pages in Firefox

If a website requires a secure connection that cannot be established, Firefox will not connect and will show you an error page. Learn more.

👁 Server Not Found - Troubleshoot connection problems

Server Not Found - Troubleshoot connection problems

If you can't connect to a website, you may see the Server Not Found error message. Learn how to troubleshoot and fix this error.

👁 Use built-in VPN in Firefox

Use built-in VPN in Firefox

Learn how to activate and use the built-in VPN feature in Firefox to protect your browsing.

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