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Learn how to protect your privacy and secure your data.

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Common Myths about Private Browsing

Enhanced Tracking Protection in Firefox for desktop

Avoid and report Mozilla tech support scams

Third-party trackers

Insecure connection password warning in Firefox

Does Firefox share my location with websites?

Add Firefox Relay to the Firefox password manager

HTTPS-Only Mode in Firefox

Protect privacy while using Web Authentication

Private Browsing - Use Firefox without saving history

Manage technical and interaction data collection settings in Firefox

How do I set up Sync on my computer?

Configure DNS over HTTPS protection levels in Firefox

Delete browsing, search and download history on Firefox

How to manage your camera and microphone permissions with Firefox

Introducing Total Cookie Protection in Standard Mode

Firefox Password Manager - Alerts for breached websites

Global Privacy Control

Use a Primary Password to protect stored logins and passwords

Pop-up blocker settings, exceptions and troubleshooting

How do I turn on the Do Not Track feature?

How does built-in Phishing and Malware Protection work?

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

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Firefox security features warning on Linux

Troubleshoot Firefox issues caused by malware

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

Privacy-Preserving Attribution

Automatically trust third-party root certificates

How do I choose what information to sync on Firefox?

Secure website certificate

Firefox connection upgrades - HTTP to HTTPS

SmartBlock for Enhanced Tracking Protection

How to use Firefox containers

Mixed content blocking in Firefox

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

Site Information panel

Resist Fingerprinting

Firefox DNS over HTTPS

How to stop Firefox from making automatic connections

Certificate contains the same serial number as another certificate

I found a fake Firefox update

Autofill logins on Firefox

Manage your logins with the Firefox Password Manager

DNS over HTTPS (DoH) FAQs

HTTPS-First upgrades to secure connections

Search suggestions in Firefox

Share browser windows or your screen with sites you trust

How Firefox securely saves passwords

Oblivious HTTP (OHTTP) explained

Change your two-step authentication device for your Mozilla account

Disable Firefox Sync

Site Permissions panel

Browsing history in Firefox - View the websites you have visited

Telemetry collection - Windows default browser trends

Total Cookie Protection and website breakage FAQ

Firefox privacy and security features

Understand Encrypted Client Hello (ECH)

Block and unblock websites with parental controls on Firefox

Disable password saving in Firefox

How to stay safe on the web

Change your Mozilla account password

Suspicious activity on my Mozilla account

How do I know the status of my sync?

Recommended Firefox privacy and security settings for families

Encrypted Client Hello (ECH) - Frequently asked questions

Data Loss Prevention

Manage marketing data settings in Firefox for Desktop

How do I share Firefox between people on a computer?

Remove a synced device from your Mozilla account

How Firefox Sync keeps your data safe even if TLS fails

Disable Firefox Sync on a lost phone or tablet

Share data with Mozilla to help improve Firefox

About Firefox Desktop Attribution

How do you use Google Firebase in Firefox?

Firefox Subprocessor List

"Certificate cannot be trusted" warning in Kazakhstan

Telemetry collection and deletion

My privacy settings were changed from Custom to Standard

Compatibility with Exploit protection on Windows

Primary Password is replacing Master Password

Disable credit card and payment method syncing across devices

Block deceptive content and dangerous downloads in Firefox

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

How Review Checker preserves user privacy

Manage daily usage ping data collection settings in Firefox

Crash reports in Firefox for Desktop

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