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Learn how to protect your privacy and secure your data.

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Common Myths about Private Browsing

Third-party trackers

Avoid and report Mozilla tech support scams

Introducing Total Cookie Protection in Standard Mode

Configure DNS over HTTPS protection levels in Firefox

Does Firefox share my location with websites?

Enhanced Tracking Protection in Firefox for desktop

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

How do I turn on the Do Not Track feature?

How do I set up Sync on my computer?

HTTPS-Only Mode in Firefox

Use a Primary Password to protect stored logins and passwords

Delete browsing, search and download history on Firefox

Private Browsing - Use Firefox without saving history

Telemetry collection and deletion

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Global Privacy Control

Pop-up blocker settings, exceptions and troubleshooting

How does built-in Phishing and Malware Protection work?

How to manage your camera and microphone permissions with Firefox

Automatically trust third-party root certificates

Firefox Password Manager - Alerts for breached websites

Secure your Mozilla account with two-step authentication

Allow or block media autoplay in Firefox

SmartBlock for Enhanced Tracking Protection

Secure website certificate

Insecure connection password warning in Firefox

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

Protect privacy while using Web Authentication

How to use Firefox containers

Search suggestions in Firefox

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

Firefox privacy and security features

Mixed content blocking in Firefox

How to generate a secure password in Firefox

Share data with Mozilla to help improve Firefox

Site Permissions panel

Encrypted Client Hello (ECH) - Frequently asked questions

Block and unblock websites with parental controls on Firefox

How to stop Firefox from making automatic connections

Site Information panel

How do I know the status of my sync?

Manage your logins with the Firefox Password Manager

Autofill logins on Firefox

Secure Firefox passwords with device sign-in

Total Cookie Protection and website breakage FAQ

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

How to stay safe on the web

Remove a synced device from your Mozilla account

How Firefox Sync keeps your data safe even if TLS fails

Disable Firefox Sync

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

Recommended Firefox privacy and security settings for families

How do I share Firefox between people on a computer?

About Firefox Desktop Attribution

How is Facebook Container different from Multi-account Containers?

Changing your two-step authentication device for your Mozilla account

Browsing history in Firefox - View the websites you have visited

Primary Password is replacing Master Password

Disable password saving in Firefox

Resist Fingerprinting

Disable Firefox Sync on a lost phone or tablet

How do I choose what information to sync on Firefox?

Change your Mozilla account password

Suspicious activity on my Mozilla account

My sign in was “blocked for security reasons” on Mozilla account

How Firefox securely saves passwords

"Certificate cannot be trusted" warning in Kazakhstan

My privacy settings were changed from Custom to Standard

Telemetry collection - Windows default browser trends

Recommended Firefox extensions for families and students

Disable credit card and payment method syncing across devices

Block deceptive content and dangerous downloads in Firefox

Understand Encrypted Client Hello (ECH)

Unlink your Google or Apple ID from your Mozilla account

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