Please use download.mozilla.org to retrieve the latest Firefox ESR.
Please use download.mozilla.org to retrieve the latest Firefox ESR.
For example, if you wish to download the US English installer for Windows (32bit)
the url is
https://download.mozilla.org/?product=firefox-esr-latest&os=win&lang=en-US
This could be pasted into the location bar of a browser, or used with curl or wget, e.g.
wget -O FirefoxSetup.exe “https://download.mozilla.org/?product=firefox-esr-latest&os=win&lang=en-US“
For other operating systems replace ‘os=win’ with:
Windows 64bit os=win64
OS X os=osx
Linux x86_64 os=linux64
Linux i686 os=linux
For other languages replace ‘lang=en-US’ with:
Acholi lang=ach
Afrikaans lang=af
Albanian lang=sq
Arabic lang=ar
Aragonese lang=an
Armenian lang=hy-AM
Assamese lang=as
Asturian lang=ast
Azerbaijani lang=az
Basque lang=eu
Belarusian lang=be
Bengali (Bangladesh) lang=bn-BD
Bengali (India) lang=bn-IN
Bosnian lang=bs
Breton lang=br
Bulgarian lang=bg
Catalan lang=ca
Chinese (Simplified) lang=zh-CN
Chinese (Traditional) lang=zh-TW
Croatian lang=hr
Czech lang=cs
Danish lang=da
Dutch lang=nl
English (British) lang=en-GB
English (South African) lang=en-ZA
Esperanto lang=eo
Estonian lang=et
Finnish lang=fi
French lang=fr
Frisian lang=fy-NL
Fulah lang=ff
Gaelic (Scotland) lang=gd
Galician lang=gl
German lang=de
Greek lang=el
Gujarati (India) lang=gu-IN
Hebrew lang=he
Hindi (India) lang=hi-IN
Hungarian lang=hu
Icelandic lang=is
Indonesian lang=id
Irish lang=ga-IE
Italian lang=it
Kannada lang=kn
Kazakh lang=kk
Khmer lang=km
Korean lang=ko
Latvian lang=lv
Ligurian lang=lij
Lithuanian lang=lt
Lower Sorbian lang=dsb
Macedonian lang=mk
Maithili lang=mai
Malay lang=ms
Malayalam lang=ml
Marathi lang=mr
Norwegian (Bokmål) lang=nb-NO
Norwegian (Nynorsk) lang=nn-NO
Oriya lang=or
Persian lang=fa
Polish lang=pl
Portuguese (Brazilian) lang=pt-BR
Portuguese (Portugal) lang=pt-PT
Punjabi (India) lang=pa-IN
Romanian lang=ro
Romansh lang=rm
Russian lang=ru
Serbian lang=sr
Sinhala lang=si
Slovak lang=sk
Slovenian lang=sl
Songhai lang=son
Spanish (Argentina) lang=es-AR
Spanish (Chile) lang=es-CL
Spanish (Mexico) lang=es-MX
Spanish (Spain) lang=es-ES
Swedish lang=sv-SE
Tamil lang=ta
Telugu lang=te
Thai lang=th
Turkish lang=tr
Ukrainian lang=uk
Upper Sorbian lang=hsb
Uzbek lang=uz
Vietnamese lang=vi
Welsh lang=cy
Xhosa lang=xh
Mozilla Release Engineering
Email: release-engineering@lists.mozilla.org
Web: https://groups.google.com/forum/#!forum/mozilla.release.engineering
