Download Mozilla Firefox for Windows

Download Now Firefox Privacy Notice

Firefox is no longer supported on Windows 8.1 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR 64-bit

Download Firefox ESR 32-bit

Download a different build

Firefox is no longer supported on macOS 10.14 and below.

Please download Firefox ESR (Extended Support Release) to use Firefox.

Download Firefox ESR

  • 2x Faster

    Firefox moves fast and treats your data with care - no ad tracking and no slowdown.

  • Common sense privacy

    Live your life, Firefox isn’t watching. Choose what to share and when to share it.

  • Seamless setup

    Easy migration of preferences and bookmarks when you download Firefox for Windows.