Installation and updates Learn how to install your favorite Mozilla products and keep them updated. Ní Gẹ̀ẹ́sì 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 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 Run Firefox on ChromeOS Custom installation of Firefox on Windows Find what version of Firefox you are using I found a fake Firefox update Firefox has ended support for Windows XP and Vista Install an older version of Firefox Update Firefox to the latest release Firefox Mac OS X 10.9, 10.10 and 10.11 users move to Extended Support Release Enable background updates on Firefox for Windows when Firefox is not running What is the Mozilla Maintenance Service? Windows in S mode won't let me install Firefox Recover user data missing after Firefox update Importing Safari data into Firefox Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10) 64-bit Firefox crashes with Citrix's XenApp VM Resolve “The installation seems to be incomplete/corrupt” error in Firefox on Windows Back up and restore information in Firefox profiles Profile Manager - Create, remove or switch Firefox profiles Profiles - Where Firefox stores your bookmarks, passwords and other user data How do I tell if I have the 32-bit or 64-bit Firefox? Supported platforms and system requirements Update Firefox to prevent add-ons issues from root certificate expiration Firefox release notes - What's new and known issues