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Mozilla Firefox (eo) 150.0.3 download

Mozilla Firefox is free and open source software, built by a community of thousands from all over the world.

Mozilla Web browsers
This is an older version. The current version is 159.0. Mozilla Firefox (eo) 159.0 · Released:
150.0.3 is part of the 150 line, which reached its end of life on May 18, 2026. It no longer receives security fixes. endoflife.date

Installer files 150.0.3

ArchitectureTypeScopeFile sizeDownloadSHA256
64-bit EXE (NSIS) All users — download-installer.cdn.mozilla.net VirusTotal
ARM64 EXE (NSIS) All users — download-installer.cdn.mozilla.net VirusTotal
32-bit EXE (NSIS) All users — download-installer.cdn.mozilla.net VirusTotal

Link and SHA256 come from the Windows Package Manager community manifest. Compare the hash of the downloaded file before running it.

Release notes

We’re still preparing the notes for this release, and will post them here when they are ready. Please check back later.

https://www.firefox.com/en-US/firefox/150.0.3/releasenotes/

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