All Versions
This page provides access to older versions of Mozilla Firefox Portable for Windows, including 13 previous releases available for download. Previous builds can be useful if the latest version does not work correctly on your system or if you need a compatible release for your setup. Browse the versions below and download the one that best fits your requirements.
153.0.1.0
Latest
177.75 MB
July 30, 2026
98fc39e9…
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152.0.5.0
175.09 MB
July 10, 2026
181a854f…
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152.0.1
174.88 MB
June 23, 2026
83d7206f…
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151.0.3
173.61 MB
June 4, 2026
c011dd9b…
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151.0.2.0
173.51 MB
May 29, 2026
aa79271c…
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148.0.0.0
171.15 MB
February 27, 2026
db280aff…
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147.0.4
168.42 MB
February 19, 2026
bb229e5c…
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146.0.1.0
168.18 MB
December 30, 2025
355ec59b…
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144.0.0.0
163.37 MB
October 20, 2025
b6f893c3…
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143.0.4.0
161.41 MB
October 20, 2025
0992faad…
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143.0.1.0
161.32 MB
October 1, 2025
c7d72920…
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143.0
161.45 MB
September 19, 2025
6463b201…
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142.0.1.0
160.42 MB
August 29, 2025
3f2272a3…
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