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Windows

Firefox Nightly download

Free Firefox Nightly automatically sends feedback to Mozilla, like hardware info
Review Download All version
86.0 (latest)
Dec 15, 2020
59.0
Nov 14, 2017
firefox_installer.en-us.exe
x86 269 KB x64 269 KB
58.0
Oct 26, 2017
firefox_installer.en-us.exe
x86 237KB x64 269 KB
53.0 β
Dec 7, 2016
48.0
Mar 8, 2016
47.0
Jan 25, 2016
46.0
Dec 15, 2015
45.0
Oct 30, 2015
firefox-45.0a1.en-us.win32.installer.exe
x86 41.3MB x64 269 KB
44.0
Sep 21, 2015
firefox-44.0a1.en-us.win32.installer.exe
x86 42.7 MB x64 44.6MB
43.0
Aug 11, 2015
firefox-43.0a1.en-us.win32.installer.exe
x86 42.4 MB x64 44.1MB
42.0
Jun 30, 2015
41.0
May 11, 2015
40.0
Mar 30, 2015
39.0
Feb 23, 2015
38.0
Jan 13, 2015
37.0
Nov 28, 2014
36.0
Oct 13, 2014
35.0
Sep 2, 2014
34.0
Jul 22, 2014
33.0
Jun 10, 2014
32.0
Apr 29, 2014
31.0
Mar 18, 2014
30.0
Feb 4, 2014
30.0 β
Feb 5, 2014
29.0
Dec 10, 2013
29.0 β
Dec 10, 2013
28.0
Oct 29, 2013
28.0 β
Oct 29, 2013
27.0
Sep 18, 2013
26.0
Aug 6, 2013
25.0
Jun 25, 2013
24.0
May 14, 2013
23.0
Apr 2, 2013
22.0
Feb 20, 2013
21.0
Jan 8, 2013
20.0
Nov 20, 2012
19.0
Oct 9, 2012
18.0
Aug 29, 2012
17.0
Jul 18, 2012
14.0
Jun 7, 2012
14.0 β
Mar 14, 2012
13.0
Mar 21, 2012
13.0 β
Feb 1, 2012
12.0 β
Dec 20, 2011
10.0
Oct 1, 2011
10.0 β
Sep 28, 2011
9.0
Sep 16, 2011
8.0
Jul 20, 2011
8.0 β
Jul 6, 2011
7.0
May 28, 2011
7.0 β
May 25, 2011
6.0
Apr 14, 2011
6.0 β
Apr 13, 2011

What's new



v58.0 [Oct 26, 2017]
Video decoding is disabled when not visible, providing both performance and limited battery usage.




















































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