How to download and install Firefox on Mac
This article explains how to download and install Firefox on macOS.
Run Firefox on ChromeOS
This page explains how to install Firefox on Chromebooks and other devices running ChromeOS.
How to install Firefox on Windows
This article describes how to download and install Firefox on Windows.
Troubleshoot Firefox updates and the Helper tool
Learn what to do if you get a "Firefox is trying to install a new helper tool" message while updating Firefox on macOS.
Switch from Chrome to Firefox
Firefox can automatically move bookmarks, passwords, history and other preferences from Chrome without deleting it or interfering with any of its settings.
Why do I get a harmful download message when downloading Firefox on Windows?
You may see a warning that the installer could harm your device when attempting to download Firefox from another browser. Learn more.