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

Privacy and security

Learn how to protect your privacy and secure your data.

In English

Firefox Terms of Use FAQ

Avoid and report Mozilla tech support scams

Private Browsing on Firefox for Android

Use built-in VPN in Firefox for Android

Manage technical and interaction data collection settings in Firefox

Mobile - Manage Firefox data collection and privacy settings

HTTPS-Only Mode in Firefox for Android

Manage marketing data settings in Firefox for Android

Manage remote improvements settings in Firefox

Manage daily usage ping data collection settings in Firefox

Enhanced Tracking Protection in Firefox for Android

Firefox connection upgrades - HTTP to HTTPS

Clear your browsing history and other personal data on Firefox for Android

How to set up Firefox Sync in Firefox for Android

How do I choose what information to sync on Firefox?

Configure DNS over HTTPS protection levels in Firefox for Android

Disable Firefox Sync on a lost phone or tablet

Clear your browsing history in Firefox for Android

Oblivious HTTP (OHTTP) explained

Clear cookies and website data for a single domain in Firefox for Android

Suspicious activity on my Mozilla account

Global Privacy Control in Firefox for Android

Control personal device and local network permissions on Firefox for Android

Hide your email using Firefox Relay on Android when signing up on websites

Change your two-step authentication device for your Mozilla account

Turn on/off saved logins, login sync and login autofill in Firefox for Android

Use Web Apps with Firefox for Android

Generate strong passwords in Firefox for Android

See trackers blocked in Firefox for Android

How does Firefox for Android use the permissions it requests?

Send usage data on Firefox mobile browsers

How do you use Adjust in Firefox?

Grant camera access to Firefox for Android

Sponsors on the home page and New Tab page

Usage Data Changes for Firefox for iOS and Android

Firefox for Android’s protection against fingerprinters

Lock your private tabs on Firefox for Android

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