Privacy and security

Learn how to protect your privacy and secure your data.

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Introducing Total Cookie Protection in Standard Mode

Common Myths about Private Browsing

Enhanced Tracking Protection in Firefox for desktop

Avoid and report Mozilla tech support scams

Third-party trackers

Configure DNS over HTTPS protection levels in Firefox

Insecure connection password warning in Firefox

Automatically fill in credit card and payment method data on Web forms

Private Browsing - Use Firefox without saving history

HTTPS-Only Mode in Firefox

How do I turn on the Do Not Track feature?

Global Privacy Control

Pop-up blocker settings, exceptions and troubleshooting

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Delete browsing, search and download history on Firefox

Protecting Privacy while using Web Authentication

Use a Primary Password to protect stored logins and passwords

Firefox Password Manager - Alerts for breached websites

How do I set up Sync on my computer?

How to manage your camera and microphone permissions with Firefox

How does built-in Phishing and Malware Protection work?

Allow or block media autoplay in Firefox

How to use Firefox containers

Automatically trust third-party root certificates

Secure website certificate

SmartBlock for Enhanced Tracking Protection

Search suggestions in Firefox

How do I tell if my connection to a website is secure?

What if I'm locked out of Two-Step Authentication?

How do I choose what information to sync on Firefox?

Why are some add-ons not allowed on sites restricted by Mozilla?

Site Information panel

Secure Firefox passwords with device sign-in

Secure your Mozilla account with two-step authentication

Mixed content blocking in Firefox

How to stop Firefox from making automatic connections

Does Firefox share my location with websites?

Browsing history in Firefox - View the websites you have visited

How to generate a secure password in Firefox

Firefox privacy and security features

Autofill logins on Firefox

Disable Firefox Sync

Remove a synced device from your Mozilla account

Site Permissions panel

Why do I get a harmful download message when downloading Firefox on Windows?

Encrypted Client Hello (ECH) - Frequently asked questions

Share data with Mozilla to help improve Firefox

Change your Mozilla account password

About Firefox Desktop Attribution

Using a Primary Password with Sync

How do I know the status of my sync?

How Firefox securely saves passwords

Understand Encrypted Client Hello (ECH)

Block and unblock websites with parental controls on Firefox

How to stay safe on the web

Manage your logins with the Firefox Password Manager

Delete sync data from Firefox by signing out of your Mozilla account

Unlink your Google or Apple ID from your Mozilla account

Disable Firefox Sync on a lost phone or tablet

How do I share Firefox between people on a computer?

Suspicious activity on my Mozilla account

How is Facebook Container different from Multi-account Containers?

"Certificate cannot be trusted" warning in Kazakhstan

How Firefox Sync keeps your data safe even if TLS fails

Changing your two-step authentication device for your Mozilla account

Telemetry collection and deletion

My privacy settings were changed from Custom to Standard

Primary Password is replacing Master Password

Telemetry collection - Windows default browser trends

Total Cookie Protection and website breakage FAQ

Recommended Firefox privacy and security settings for families

Recommended Firefox extensions for families and students

Disable password saving in Firefox

Disable credit card and payment method syncing across devices

Block deceptive content and dangerous downloads in Firefox

Resist Fingerprinting

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