Download Mozilla Firefox for Linux

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

Firefox Privacy Notice

Privacy - more than a policy

Your life, your business. Firefox blocks third-party tracking cookies on Linux.
2x Faster

Speed, meet security. Firefox is two times faster with 30% less memory than Chrome.
Open source

Look under the hood. Like Linux, Firefox features are open source.