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Firefox

Firefox

Web browser for Windows, Mac and Linux

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Firefox for Android

Web browser for Android smartphones and tablets

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Firefox for iOS

Firefox for iPhone, iPad and iPod touch devices

Mozilla VPN

Mozilla VPN

VPN for Windows 10, Mac, Linux, Android, and iOS devices

Firefox Relay

Firefox Relay

Service that lets you create email masks to hide your real email address

Mozilla Monitor

Mozilla Monitor

Find out if your private information has been exposed in a known data breach.

Pocket

Pocket

Discover and save stories for later.

MDN Plus

MDN Plus

MDN Plus provides a custom user experience for MDN supporters.

Firefox Focus

Firefox Focus

Automatic privacy browser and content blocker

Firefox for Enterprise

Firefox for Enterprise

Firefox Quantum for businesses

Thunderbird

Thunderbird

Email software for Windows, Mac and Linux

Featured Articles

Canary domain - use-application-dns.net

Canary domain - use-application-dns.net

Network administrators may configure their networks to modify DNS requests for the following special-purpose domain, called a ''canary domain''.

Firefox uses too much memory or CPU resources - How to fix

Firefox uses too much memory or CPU resources - How to fix

Learn how to reduce Firefox's resource usage for a faster, more stable browsing experience.

How to install Firefox on Windows

How to install Firefox on Windows

This article describes how to download and install Firefox on Windows.

Quick fixes if your Firefox slows down

Quick fixes if your Firefox slows down

The article covers the steps you can take to make Firefox run faster.

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