Privacy kple dedienɔnɔ

Learn how to protect your privacy and secure your data.

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How Private Windows protect you

Troubleshoot network errors when TLS key logging is enabled

Firefox Terms of Use FAQ

Avoid and report Mozilla tech support scams

Third-party trackers

Private Browsing on Firefox for Android

Insecure connection password warning in Firefox

Use built-in VPN in Firefox

Does Firefox share my location with websites?

Enhanced Tracking Protection in Firefox for desktop

Global Privacy Control

Enhanced Tracking Protection in Firefox for Android

How to manage your camera and microphone permissions with Firefox

How do I turn on the Do Not Track feature?

Automatically fill in credit and debit card payment methods data on web forms

Use built-in VPN in Firefox for Android

Sponsors on the home page and New Tab page

Mobile - Manage Firefox data collection and privacy settings

About private browsing in Firefox for iOS

Choose a strong password

Firefox Password Manager - Alerts for breached websites

Remote Content in Messages

Trackers and scripts Firefox blocks in Enhanced Tracking Protection

Manage marketing data settings in Firefox for Android

HTTPS-Only Mode in Firefox for Android

Private Browsing - Use Firefox without saving history

How does built-in Phishing and Malware Protection work?

Firefox security features warning on Linux

Block ads in Firefox for iOS

How to set up Firefox Sync in Firefox for Android

Use a Primary Password to protect stored logins and passwords

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

Introducing Total Cookie Protection in Standard Mode

Troubleshoot Firefox issues caused by malware

Password Manager - Remember, delete and change passwords in Thunderbird

I found a fake Firefox update

SmartBlock for Enhanced Tracking Protection

Unable to find the built-in VPN in Firefox

Firefox connection upgrades - HTTP to HTTPS

Configure DNS over HTTPS protection levels in Firefox for Android

Is Mozilla VPN free?

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

Enhanced Tracking Protection in Firefox for iOS

Protect privacy while using Web Authentication

Manage Enhanced Tracking Protection exceptions

Search suggestions in Firefox

Share browser windows or your screen with sites you trust

Resist Fingerprinting

Protect your Thunderbird passwords with a Primary Password

Clear browsing history in Firefox for iOS

Remove a synced device from your Mozilla account

Mozilla Monitor - Frequently asked questions

Setup your email account for using End-To-End Encryption

How to stop Firefox from making automatic connections

Microsoft OAuth Authentication and Thunderbird in 2026

HTTPS-Only Mode in Firefox Focus for Android

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

Oblivious HTTP (OHTTP) explained

Change your Mozilla account password

Mozilla service providers and partners

Introduction to End-to-end encryption in Thunderbird

Site Permissions panel

Manage remote improvements settings in Firefox

Turn on Mozilla VPN on your Android device

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

Multi-Hop - Encrypt your data twice for enhanced security while using Mozilla VPN

Total Cookie Protection and website breakage FAQ

Control personal device and local network permissions on Firefox for Android

Pop-up blocker settings, exceptions and troubleshooting

Clear your browsing history in Firefox for Android

Autofill logins on Firefox

Mozilla VPN - FAQ

How does Firefox Focus for Android use the permissions it requests?

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

Global Privacy Control in Firefox for Android

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

Certificate contains the same serial number as another certificate

Disable Firefox Sync on a lost phone or tablet

Set up a passcode and Face ID in Firefox for iOS

How do I know the status of my sync?

Protect your container tabs with Mozilla VPN

How Firefox securely saves passwords

Manage your logins with the Firefox Password Manager

Firefox DNS over HTTPS

Change your two-step authentication device for your Mozilla account

Activate Firefox Relay - Mask your email address

Create an email mask through Firefox Relay

Safari Integration in Firefox Focus for iOS

Recommended Firefox privacy and security settings for families

How do I change my DNS settings?

Instructions for obtaining a personal S/MIME certificate by creating a CSR

Thunderbird Mobile Telemetry

Getting started with Thunderbird for Android

Reset your Mozilla account password to protect your credentials

Block and unblock websites with parental controls on Firefox

Mixed content blocking in Firefox

Secure website certificate

Suspicious activity on my Mozilla account

Open a new private tab in Firefox Focus for Android

Add trusted websites to your allow list in Firefox Focus

How Firefox Sync keeps your data safe even if TLS fails

Thunderbird Telemetry

OpenPGP in Thunderbird - HOWTO and FAQ

Exclude applications from Mozilla VPN protection

How do I reset Mozilla VPN?

Usage Data Changes for Firefox for iOS and Android

What to do after you have subscribed to Mozilla VPN

Firefox Relay - Email and Phone masks

What to do after a data breach

Firefox privacy and security features

Mask your phone number with Relay Phone Masking

How do I change my Privacy features?

Encrypted Client Hello (ECH) - Frequently asked questions

Generate strong passwords in Firefox for Android

Why does Monitor show me in a data breach for a site I never signed up to?

OpenPGP in Thunderbird for Android - How To

Manage technical and interaction data collection settings in Firefox

HTTPS-First upgrades to secure connections

Harmful add-on protection

Statistics for Firefox Homepage Sponsors

See trackers blocked in Firefox for Android

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

Delete browsing, search and download history on Firefox

Create secure passwords to keep your identity safe

How do I set up Sync on my computer?

How do I choose what information to sync on Firefox?

How does Firefox for Android use the permissions it requests?

Share data with Mozilla to help improve Firefox

How do I share Firefox between people on a computer?

How to stay safe on the web

How do I enable the Firefox OS phone lock?

Master password requested but not set Redirect 1

Certificates

Why does Thunderbird warn me that my server don't use encryption?

Digitally Signing and Encrypting Messages

How Thunderbird’s scam detection works?

How can I digitally sign and encrypt emails?

Thunderbird and Logjam

Site Information panel

Send usage data on Firefox mobile browsers

Keep Private Browsing tabs open after exiting Firefox

About Firefox Desktop Attribution

Firefox Focus for Android - Frequently asked questions

Tracking Protection on Firefox Focus for iOS

Block cookies in Firefox Focus for Android

How do you use Adjust in Firefox?

Safe browsing in Firefox Focus

Tracking Protection in Firefox Preview

"Certificate cannot be trusted" warning in Kazakhstan

DNS over HTTPS (DoH) FAQs

Browsing history in Firefox - View the websites you have visited

Disable Firefox Sync

Telemetry collection and deletion

My privacy settings were changed from Custom to Standard

Compatibility with Exploit protection on Windows

HTTPS-Only Mode in Firefox

Telemetry collection - Windows default browser trends

Disable email forwarding - Stop receiving emails sent through your masks

Grant camera access to Firefox for Android

Use Web Apps with Firefox for Android

Primary Password is replacing Master Password in Thunderbird

View and control data collected by Mozilla VPN

OpenPGP Recipient Alias Configuration

Use Multi-Account Containers with Mozilla VPN

Use labels to keep your masks organized in Firefox Relay

Install the Firefox Relay extension on Firefox for desktop

Quickly access previously generated masks

Unsafe properties of OpenPGP keys might be ignored

What are email trackers and how can I block them with Firefox Relay?

Change site permissions in Firefox Focus for Android

Prerequisite for sending an encrypted email message

Thunderbird and OpenPGP Alias Keys

OpenPGP keys might be authentic or counterfeit

Disable password saving in Firefox

Disable credit card and payment method syncing across devices

Block deceptive content and dangerous downloads in Firefox

Relay Phone Masking - How long can I talk when I get a call?

How do I block phone calls or texts to my Relay Phone mask?

How does Firefox for iOS use the permissions it requests?

How do I report an issue with Firefox Relay?

Resolve breaches with Mozilla Monitor

How to use Firefox containers

Add Firefox Relay to the Firefox password manager

How does Firefox Focus for iOS use the permissions it requests?

How do I monitor multiple email addresses?

How to automatically label your new email masks

Configure DNS over HTTPS protection levels in Firefox

Understand Encrypted Client Hello (ECH)

Relay Phone Masking FAQ

Automatically trust third-party root certificates

Data Loss Prevention

Privacy-Preserving Attribution

Using OpenPGP secret keys that advertise features that are not supported by Thunderbird

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