UPDATE 2017-08-14:. On December 15, 2015 we released the 64-bit Firefox web browser for Windows 7 64-bit systems. This browser version offers gains in performance for Firefox users with. We’re pleased to offer it to users of Windows 7 and above who are looking for added performance for applications and games while running the Firefox web browser.

1. 64-bit Firefox

64-bit Firefox

This version offers improvements over the 32-bit version of Firefox. Firefox 64-bit for Windows, by design, has limited support for plugins. Users will notice that certain sites requiring plugins that worked in previous 32-bit versions of Firefox might not work in this 64-bit version. (Update – Mozilla removed support for NPAPI plugins when it on March 7, 2017) Download.

Give Us Feedback. To download and install the Firefox 64-bit web browser for Windows go to the page. For the latest Firefox release, you can also go to the.

We’re counting on your to continue improving Firefox with 64-bit support. You can also. More information:. Download. Release Notes for.