Firefox 64-bit 149.0

Mozilla’s popular open source browser enhanced for performance, privacy, and functionality.

Source: mozilla.org

Release	Date	Hash	Show all revisions
149.0	Mar 25, 2026	a9ac0480ee4465fd
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Developer: mozilla.org/en-US/firefox

Support: support.mozilla.org/en-US/products/firefox
Current
149.0 updated 21 days ago
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.avif .htm .html .oga .ogg .ogv .pdf .shtml .svg .webm .webp .xht .xhtml