The stable, supported, mainstream version of Firefox on Windows is a 32-bit application. Even if you use 64-bit Windows, if you use Firefox, you're using a 32-bit browser. The exception is if you're ...

Mozilla today launched Firefox 43 for Windows, Mac, Linux, and Android. Notable additions to the browser include a 64-bit version for Windows (finally!), a new strict blocklist for the browser’s ...

Mozilla has finally, finally introduced a 64-bit version of Firefox for Windows with the recent release of Firefox 43. There were already 64-bit versions for Mac and Linux. Windows users, however, ...

Mozilla today released Firefox Developer Edition 38, which for the first time includes a 64-bit flavor for Windows. You can download the new version now directly from ...

Mozilla has begun offering highly experimental builds of a 64-bit version of Firefox. Given that Mac OS X, Windows 7 and most versions of Linux are all available in 64-bit, it makes sense that Firefox ...

Today, with the release of Firefox 43, almost a decade after the idea was first mooted, there is finally an official 64-bit build of Firefox for Windows. To download it, you'll have to head over to ...

Mozilla's Firefox 43 browser is now out and about, bringing a number of improvements including 64-bit support for Windows. The new Firefox 43 is available now for Mac, Windows, Linux, and Android, ...

Mozilla engineering manager Benjamin Smedberg has asked developers to stop nightly builds for Firefox versions optimized to run on 64-bit versions of Windows. A developer thread posted on the Google ...

Mozilla Engineering Manager Benjamin Smedberg last Friday quietly posted a thread over on the Google Groups mozilla.dev.planning discussion board titled “Turning off win64 builds.” By Wednesday, ...

Earlier this year I wrote about Pale Moon, a version of Mozilla’s popular Firefox browser that’s optimized for extra speed on Windows. Besides its focus on speed, another interesting difference in ...