Installation and updates Learn how to install your favorite Mozilla products and keep them updated. NgesiNgesi Windows 10 warns me to use a "Microsoft-verified" app Update Firefox to the latest release Install Firefox on Linux How to install Firefox on Windows Firefox users on Windows 7, 8 and 8.1 moving to Extended Support Release How to download and install Firefox on Mac Find what version of Firefox you are using Profiles - Where Firefox stores your bookmarks, passwords and other user data Download Firefox on Windows from the Microsoft Store Run Firefox on ChromeOS Recovering important data from an old profile Custom installation of Firefox on Windows Firefox users on macOS 10.12, 10.13 and 10.14 moving to Extended Support Release Back up and restore information in Firefox profiles Profile Manager - Create, remove or switch Firefox profiles I found a fake Firefox update Firefox has ended support for Windows XP and Vista Install an older version of Firefox Recover user data missing after Firefox update Enable background updates on Firefox for Windows when Firefox is not running Uninstall Firefox from your computer What is the Mozilla Maintenance Service? Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10) Windows in S mode won't let me install Firefox Importing Safari data into Firefox Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release Will Firefox version 100 work on Windows 7? How do I tell if I have the 32-bit or 64-bit Firefox? 64-bit Firefox crashes with Citrix's XenApp VM Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows Firefox release notes - What's new and known issues