Installation and updates Learn how to install your favorite Mozilla products and keep them updated. @ teny Anglisy Update Firefox to the latest release Windows 10 warns me to use a "Microsoft-verified" app 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 Back up and restore information in Firefox profiles Firefox security features warning on Linux Install an older version of Firefox Download Firefox on Windows from the Microsoft Store Uninstall Firefox from your computer Custom installation of Firefox on Windows Firefox has ended support for Windows XP and Vista Switch from Chrome to Firefox Firefox users on macOS 10.12, 10.13 and 10.14 moving to Extended Support Release Update Firefox to prevent add-ons issues from root certificate expiration Run Firefox on ChromeOS Enable background updates on Firefox for Windows when Firefox is not running I found a fake Firefox update What is the Mozilla Maintenance Service? Recover user data missing after Firefox update Windows in S mode won't let me install Firefox Why do I get a harmful download message when downloading Firefox on Windows? Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release Importing Safari data into Firefox How do I tell if I have the 32-bit or 64-bit Firefox? Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows Switch to Firefox Extended Support Release (ESR) for personal use Firefox update notifications on Windows Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10) 64-bit Firefox crashes with Citrix's XenApp VM Supported platforms and system requirements Firefox release notes - What's new and known issues