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