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Web browser for Windows, Mac and Linux
Web browser for Android smartphones and tablets
Firefox for iPhone, iPad and iPod touch devices
VPN for Windows 10, Mac, Linux, Android, and iOS devices
Service that lets you create email masks to hide your real email address
Find out if your private information has been exposed in a known data breach.
Discover and save stories for later.
MDN Plus provides a custom user experience for MDN supporters.
Collaborate and engage with each other through spatialized audio and with media from around the web.
Automatic privacy browser and content blocker
Firefox Quantum for businesses
Email software for Windows, Mac and Linux
Description of how Firefox detects captive portal networks.
Learn why you might see time-related errors on HTTPS websites and how you can troubleshoot these errors by correcting your system clock.
Firefox automatically updates itself by default, but you can always do a manual update. Learn how to update Firefox on Windows, Mac, or Linux.
Settings panels give you access to Firefox settings. This article describes what types of settings are available in each panel.