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Firefox
Web browser for Windows, Mac and Linux
Firefox for Android
Web browser for Android smartphones and tablets
Firefox for iOS
Firefox for iPhone, iPad and iPod touch devices
Mozilla VPN
VPN for Windows 10, Mac, Linux, Android, and iOS devices
Firefox Relay
Service that lets you create email masks to hide your real email address
Mozilla Monitor
Find out if your private information has been exposed in a known data breach.
Discover and save stories for later.
MDN Plus
MDN Plus provides a custom user experience for MDN supporters.
Firefox Focus
Automatic privacy browser and content blocker
Firefox for Enterprise
Firefox Quantum for businesses
Thunderbird
Email software for Windows, Mac and Linux
Featured Articles
Change website appearance settings in Firefox
Change Firefox settings to adjust the appearance of the websites you visit.
Configure firewalls so that Firefox can access the Internet
A firewall controls what programs can access the Internet. Find information about configuring your firewall to allow Firefox access to the Internet.
View articles in Reader View on Firefox for Android
Reader view on Firefox for Android strips away images, ads, videos, and menus from some web pages, so you can focus on what you're reading. Learn how it works.
Collections in Firefox
Learn how to use the Collections feature.
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