Firefox 145 beta ends 32-bit Linux support, introduces UI refinements and developer updates, and shifts focus to modern 64-bit systems with extended ESR 140 coverage.
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The original was posted on /r/fedora by /u/UbuntuPIT on 2025-10-14 18:51:45+00:00.

Mozilla has released Firefox 145.0 beta, marking a significant transition for Linux users as the browser officially discontinues 32-bit (x86) Linux support. The move aligns Firefox with the modern hardware ecosystem and other browsers that have already phased out legacy architectures.