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

गोपनीयता और सुरक्षा

Security

Keep yourself secure online.

अंग्रेजी में

Use built-in VPN in Firefox

Firefox Password Manager - Alerts for breached websites

Firefox security features warning on Linux

Control personal device and local network permissions in Firefox

Unable to find the built-in VPN in Firefox

Use breach alerts in Firefox

Block and unblock websites with parental controls on Firefox

Recommended Firefox privacy and security settings for families

Troubleshoot network errors when TLS key logging is enabled

Certificate contains the same serial number as another certificate

Suspicious activity on my Mozilla account

Compatibility with Exploit protection on Windows

Sign in to a Mozilla account using 3rd-party authentication

Data Loss Prevention

Understand unexpected script warnings in Firefox

Harmful add-on protection

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