Installation and updates Learn how to install your favorite Mozilla products and keep them updated. In English Update Firefox to the latest release Windows 10 warns me to use a "Microsoft-verified" app Find what version of Firefox you are using Firefox security features warning on Linux How to download and install Firefox on Mac Back up and restore information in Firefox profiles Custom installation of Firefox on Windows Install Firefox on Linux Uninstall Firefox from your computer Download Firefox on Windows from the Microsoft Store Firefox support for Windows 7, 8, and 8.1 Run Firefox on ChromeOS Firefox has ended support for Windows XP and Vista Enable background updates on Firefox for Windows when Firefox is not running What Windows 10 end of support means for Firefox users I found a fake Firefox update Recover user data missing after Firefox update Install an older version of Firefox Troubleshoot Firefox updates and the Helper tool Firefox users on macOS 10.12, 10.13 and 10.14 moving to Extended Support Release Switch from Chrome to Firefox How to install Firefox on Windows Why do I get a harmful download message when downloading Firefox on Windows? Firefox update notifications on Windows What is the Mozilla Maintenance Service? Update Firefox to prevent add-ons issues from root certificate expiration Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows How do I tell if I have the 32-bit or 64-bit Firefox? 64-bit Firefox crashes with Citrix's XenApp VM 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 Supported platforms and system requirements Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10) How the Firefox desktop launcher works Firefox has ended support for 32-bit Linux Firefox release notes - What's new and known issues