Download Firefox 139.0.4 (64-bit)

One of the World`s Most Popular Web Browsers for Windows

Updated: June 11, 2025

Size: 69.2 MB

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69.2 MB · June 11, 2025

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144.0 October 15, 2025 80 MB 143.0.3 October 01, 2025 79 MB 143.0.1 September 21, 2025 79 MB 143.0 September 17, 2025 79.1 MB 142.0.1 August 28, 2025 78.6 MB 142.0 August 20, 2025 78.6 MB