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Learn how to protect your privacy and secure your data.

@ teny Anglisy

Common Myths about Private Browsing

Enhanced Tracking Protection in Firefox for desktop

Third-party trackers

Configure DNS over HTTPS protection levels in Firefox

Does Firefox share my location with websites?

Avoid and report Mozilla tech support scams

Insecure connection password warning in Firefox

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

How do I set up Sync on my computer?

Global Privacy Control

HTTPS-Only Mode in Firefox

How do I turn on the Do Not Track feature?

Protect privacy while using Web Authentication

Use a Primary Password to protect stored logins and passwords

Private Browsing - Use Firefox without saving history

How to manage your camera and microphone permissions with Firefox

Firefox Password Manager - Alerts for breached websites

Delete browsing, search and download history on Firefox

Introducing Total Cookie Protection in Standard Mode

Pop-up blocker settings, exceptions and troubleshooting

How does built-in Phishing and Malware Protection work?

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Privacy-Preserving Attribution

Troubleshoot Firefox issues caused by malware

Automatically trust third-party root certificates

SmartBlock for Enhanced Tracking Protection

Telemetry collection and deletion

How do I choose what information to sync on Firefox?

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

Mixed content blocking in Firefox

How to use Firefox containers

Site Information panel

I found a fake Firefox update

DNS over HTTPS (DoH) FAQs

Resist Fingerprinting

Secure Firefox passwords with device sign-in

Firefox DNS over HTTPS

Secure website certificate

How to stop Firefox from making automatic connections

Share browser windows or your screen with sites you trust

Certificate contains the same serial number as another certificate

Browsing history in Firefox - View the websites you have visited

Autofill logins on Firefox

Disable Firefox Sync

Site Permissions panel

Change your Mozilla account password

Manage your logins with the Firefox Password Manager

Total Cookie Protection and website breakage FAQ

Firefox connection upgrades - HTTP to HTTPS

How Firefox securely saves passwords

Firefox privacy and security features

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

Remove a synced device from your Mozilla account

Firefox Subprocessor List

How Firefox Sync keeps your data safe even if TLS fails

HTTPS-First upgrades to secure connections

How to stay safe on the web

Search suggestions in Firefox

How do I know the status of my sync?

Telemetry collection - Windows default browser trends

Recommended Firefox privacy and security settings for families

Disable password saving in Firefox

Understand Encrypted Client Hello (ECH)

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

Disable Firefox Sync on a lost phone or tablet

Share data with Mozilla to help improve Firefox

How do I share Firefox between people on a computer?

Suspicious activity on my Mozilla account

About Firefox Desktop Attribution

How do you use Google Firebase in Firefox?

Encrypted Client Hello (ECH) - Frequently asked questions

Block and unblock websites with parental controls on Firefox

"Certificate cannot be trusted" warning in Kazakhstan

Change your two-step authentication device for your Mozilla account

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

How Review Checker preserves user privacy

Placeholder Bug 1947157

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