Firefox for 64-bit Windows OS canceled November 22, 2012 by admin Tweet Mozilla has canceled development of a version of their Firefox web browser that would run on 64-bit versions of Windows, citing issues with plug-ins among other reasons. Read more… Neowin Related Posts:Firefox 115 is out, the last version to support…Mozilla extends Firefox support on unsupported…Mozilla fixes Firefox installation issues in version 127.0.1Mozilla Firefox 105 now out with performance boosts…Firefox 107.0.1 is out with another fix for Windows…