From Firefox 145 onward, only 64-bit (x86_64) and relevant 64-bit architectures (such as ARM64) will be officially supported.

Firefox 145 has arrived with new features, enhanced privacy protection, and the end of support for 32-bit Linux systems.

Firefox 8 64-bit is 10-15% faster than its 32-bit brother, and with 64-bit versions of Flash and Java now available it's finally time to embrace 64-bit surfing. Share on Facebook (opens in a new ...

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, ...