Tuesday, 14 July 2026 @ 16:01 UTC~5913,430150,826

Mozilla Firefox ESR (an)

Mozilla·Mozilla.Firefox.ESR.an

Get the Firefox Extended Support Release or Rapid Release browser for comprehensive data security and data protection.

winget install --id Mozilla.Firefox.ESR.an --exact --source winget

Latest 140.12.0·June 16, 2026

Release Notes

Version 140.12.0, first offered to ESR channel users on June 16, 2026 Firefox 140 Extended Support Release (ESR) includes all of the enhancements since Firefox 128, along with many new features to make your enterprise deployments easier and even more flexible.

Fixed

  • Various security fixes.

Developer

Installer type: nullsoft

ArchitectureScopeDownloadSHA256
x86—DownloadD2F3FD156F555B8A3C42A825513B1AE98E8914F012A1D3FF7748BD157A5E7195
x64—Download167658DB568880EF69CC91C210D9E84439C5B55AB03C2640AB89C4B945F97857
arm64—Download15F2170D8C350066DF5AD678E133A13BC2CF8FB5C96D1349562B6053EA87F5CA

Details

Homepage
https://www.mozilla.org/firefox/enterprise/
License
MPL-2.0
Publisher
Mozilla
Support
https://support.mozilla.org/
Privacy Policy
https://www.mozilla.org/privacy/firefox/
Moniker
firefox-esr

Tags

browsercross-platformfossgeckoquantumspidermonkeywebweb-browser

Older versions (41)

140.11.0
ArchitectureScopeDownloadSHA256
x86—Download7830D15D765B94F299932B7F6510FCB0DE5DF4150BD5D6303166570751FD8DAB
x64—Download5DAFAA69DBA6AA5681530FC65AFC0C5D193741C237408BD63458907444247775
arm64—Download144F458D9600CF9BFA89EC33B20A2B7A66973834939E467085D071229597C640
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download74EA44B06A80C0E4F27C192F99D3F544D37ACF7B4854E96CF8B4589D78AB7B92
x64—Download87CCD666E0CEE8275917C3D476E6AFADC48153CD2CF6182B61FF8DDC851EBE38
arm64—Download7E4EF021EA3A90A19E3E80AE1D6C39A7145B3F762E783682FB44DE0A8E44BE57
140.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadE4EBAA2106EEFEE6D9C1B7BC57D7208D9C93E033B8796534F421B535DF0A963F
x64—Download6454F4291FA3A1574D5D7592FA6AD29346128C170A9FAFC572295F9F97C39C9E
arm64—Download1BB663C918F5D2AF9C9AB4E59458B33D5B3A1A0D6647D8D7420411C614B1F01C
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadC511603823AD1F1371B8060A4D0984F314C8BF6D56EA3503BDF7C0854F128BD1
x64—Download64B3DF9213EE39AEB9ED6E8F1480D82D8C46C8919704C88B566AAC379E4559D4
arm64—Download5765E9847319C3B58F7FA9F5222DE44D1CF49979895912F0656A20BD84CCC0F6
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download6A04514067FBE47274E331313A3BF493FBA508C7AF65E777306109C014B52504
x64—Download746241148B5E3F4EC8C6568E0EF8D177FC87A14E3E4357FD7A73474B9295B74B
arm64—Download6D7BEF8CC47B278AC1C789A2ED9D21087237B06B80E92F6AE55860D8F770A29E
140.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadCC3211AEB020404314C9D3F445526DC614ABBBD05E5F2C1284956EEC8A3FB974
x64—Download77653717DC05615BC87773000CC5FCF752D0D1FED279A95143559E31EE32FFB0
arm64—DownloadC83EC119CA238783C09C8F1F43FF6C05B9B1668B78BC119D412360F79FECA2AF
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download75B633E609D8941D756B4016592E4C54290B3D2918ABA078D90BF29FBA270D71
x64—Download986A58E915998FB1803FBE9D4712B98244B39328203F7A2F196990DC582BBC6D
arm64—DownloadEA3C7014E0CC4FC1180300BC32736FA53C5479D175177E63D542B46F261AB31F
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download3F91A97FB15A5F48F647914653A7FC5E6FD358F655B289356BA9052C1D0C7A49
x64—DownloadE231D11411B82549852278596EBEDACBDE20761160258D49DAE75E759A16EB86
arm64—Download75749518B343DABC099498317BC084CB1C39911D3EF56106774327CE21B601E9
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download714623625104C2B7BC2E2BB861569A75B4057D29DF6A43EA851F9E14D1059C6E
x64—Download947C486D3EA8D6AB01E167BB642818B3AAF4D279D002EB70C1918AE8122E6A77
arm64—Download5006B84BDB09799283DBAED8C874D4075406436E86861E14D853F1D920A32981
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download69270D975914EC8C8E8C0AF0467C37C18B893376317945E327D53B1212B292CC
x64—Download059CF465E0E671E0C56E1BE0D3697261686AB3F5B333FF3902789CF8CBEECD7D
arm64—Download511057FF940811C9C15FABA9C1CCE636C69F4A0AAA95F8839C5D23CFA70537BC
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download0E66A16D9F9A83CA82D8990A2A55C0DB06BAAB3207EB1743DE96334FD8AE0A6B
x64—Download8E3426ECDFC3F784A37FF194AEC9770EB86F1F1EFDA6B992F6C2B4BCBA27809C
arm64—Download119461A00A1E4085D2932B17479A4FE8F6B088C2E7825A7E3D6C9B42FDA05CB6
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download8751F409E3D852A1B554E17161CE33A1ABDA82E37DBFEEBDF2EBF9CDA6DC1B1B
x64—Download72DC6B71850F75EFC9D8056B4F533F8953EAE1D52B13831CDB96950831DD8F31
arm64—DownloadAE191A58EB370E59F08DFA8DEAE458EA6BA889E7FCA688BA8FB76C7DDF0DCF52
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadDF3D0B53A6F3E091942D2F887D3A1DF650467CBB653EDAB30AC9E721B2F16A06
x64—Download83F5ACEEC38323AA5C0669FA9CDE6ACEE7CCB1B854C567B92F501B025A0B3C2E
arm64—DownloadC24E6F951CDE08C8450F2F2220668F965171FE9862FE1FD341EC9E4CB66B16A9
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download8C6047C0A2AF9C58631DD1C41EE70119E6DC287140BE77CD4223A83623B04105
x64—DownloadEB3264F3204C1C0C0F22E256CB113CE69BF7B1A291C022EB5863D2C1650F6261
arm64—Download40A71C5F2292270AC5171E7B28D56EC4448B37E97231E12E3184EE452B9BB934
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download73B7EAD66BBCA1EC4301187A03B7C1EC228AD3B7E6A4F111A3B19D40F49B2679
x64—Download8B29DB6D08A9A34A3745E047E68A0EBD833287D219019094C9A3E61F3ECE3698
arm64—DownloadC87C3550235ECB970FE6ACA2A98CAAB4D39B17D9ED35995A6F809242B2C37C48
128.13.0
ArchitectureScopeDownloadSHA256
x86—Download644B405FA0BF918E6D3DE0E559F457AAF43E78B43CDF58AA55561D101AD3BEDC
x64—Download32A9B2BA2D5C5CEA51BDA85E8D35CCFD360FB32D6B43E40AAC6658BB681604E7
arm64—Download9E5B6524C5253C38B085E6078D0582E75B76B5B37954556DA50159A326845B0A
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download1BA627916A24E04770EE6D38728FE293C8767A245326D2408CA189DFE675BF86
x64—Download03242BB5F2F736E3BED9E83DDFEC783D9BEE4670190E3C43AECF94092E7BE2B0
arm64—Download161170D492CAAA4DFD71D0C83E7B562940B68F2067C91FCDDBE785E767988263
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download76BEAB9AA0FF5B4B5C23BFCA30BDE3B0332D9099214A54F5C0D122F251343620
x64—Download492E99B5EB6BF8E1EC9C5EB698673F43F25BD0ED3ADA2B70F5781E24013C0DC8
arm64—DownloadE5EDDFABE0BB78CA85484D29402C97E52BFD6F9A599092828A27B0094DFE550F
128.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadA3C21FD61EDBAED196A571388B01ED5BC7BBA7696E43B9018CECEC2E80DDE7C8
x64—DownloadC5B9A59DE5EBC3B7D635CB329E639980DFD880AFC592AA85A2021E2E10E5DF50
arm64—Download11B892DC35B23D1D99464F5C47C7225C60B0B50544E4B29191DFB393C1B9E158
128.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadDE3AFF4C5429FBD26CE5551B33C5334039573FB725AB68D351FEBEF50CFE4BB7
x64—Download0ADD0B1C99E49D635B4811E859A039461089579C820C778C29B1DC0B3B096290
arm64—Download865BCED57E57EB642E35F2EA7CE4AABF6C1C65DAC751162528D54F09796A98FE
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download4335E5A9947EF722CA7549E76AC7E13B5E8CE46369E302D4AC011FA33E0C83F4
x64—DownloadEF048C7B91BE63A2598A53C3A09D8D2C1A62BAA98467A099783D0BB8242D0184
arm64—Download9232CDB2875D87570D4B23CEAABCC492E63AF2105CA48F98C237CC6DE6C7139D
128.8.1
ArchitectureScopeDownloadSHA256
x86—DownloadE12569A3E0982160BA1D53654BFE7147C9EE8980E2865109E9381A733976EE97
x64—Download5B63F3121B34759E884A4FAD4A444E9571129777E0F6EAC03ACD9F0FBFA35F69
arm64—Download94619E101805E5CC463F4018B4DE554FFA5F8E0C80CFCAED5B3E5AF852379EB3
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download7D6FF5EBD7171CD1A8D43736CA20D71F992B7597E9A3F14D689F2FE3D5F97BCE
x64—DownloadF9679160F537AABA717C7935F6FB628D095D68183FED9B1FB5934E9C71CE23BD
arm64—DownloadA6F147A6958CB3ABE792C988F915C6A1FADDFBAC42558141CB1466876CFAD5D0
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download2DAD7EEEF62026CCFA3A81E0EEF5A8905E235CE00B06F607A23586CAE040FBEF
x64—Download7FA060DD44491FD62D5764B3477E286FEB3A5EFB20C987723D2A79E8D215B550
arm64—Download3B59217AB2D07924916D5CBA63649EE1A4A61BDEAB90ADA8213B3E57E675CACB
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download9BEAE11570CF9597EF6B73D214FC3E7769F59FB42CEC7C995A03725BE63F7DA1
x64—DownloadF1B94F7BFC255347E13ADEF9C38EF2BF4518AB6C37AAB75B75B938B1BFAAFF3D
arm64—DownloadA3B8338DE93C685F569EB1B5E4DE709058479094B4BAC4A2B8D9FA855ED78BC8
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download132E0988B8F10379F1DE25A8A2733CD9B8B752C1921F06D6CE1604C909D6236D
x64—DownloadEF0BF94F9DD0149D2032561427DC72EE459690D2F2BAC70C9E3E4BFCCB3F801A
arm64—Download255CEE11A16083331BE1095BEB902DADE6B91CD1949F2E388C8FBC2571243C67
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download091A7AB7FCE4710DB65378FFFD895469AB092C99E189562326D0CCF9517ADA14
x64—Download5FFA0613CF5F3317101A536DF24BF6276347F7018432A160083099C75B6526A3
arm64—Download731DF5BFCBB4CFFD39299544B742FC16183E361600D62BDD8A890441F7AFA9B3
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download5079FD70AB2A23BA8D3EAD88CC9CEE76C5807C5EE3DDBD992ACA2CD5F5ADA5C5
x64—Download86FE19408D3243049D0BC64555B96F01BC69A34A2760B9F4BEFB772BA96A92F2
arm64—Download164DD06994D3502F183092F9E2A44F067AED3CCEC30ECB334829DB025F4A0D48
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download83DE25A92D3B0CBC766E0F3F0CBEF279E22D8184E6F20FCA5F9FF5A3788F9F88
x64—DownloadA0634C38E09C2D15258CEF716C2B6F04E27B0572DCCC3315A4B368FCCDA6980A
arm64—Download48C21E7A54BAF5B1448C8A98D6B4C33F8409104BE6B9080D9C79C75CBF02C894
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadD8878601300AC38345DE658CB12EA4E2AB6732CE31E7F46BE7E9F0D5A174D281
x64—Download446937AD439A9543FFFC285E8D9C776C3E51F6A2E265E98A13470DB119E2FA57
arm64—Download7E791DEA8BC5225139B14B4C30F316295515BCBD2230CC6B33F5FCDD818147EB
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download39BFE6BA5B9CEF47A56872BE1F933FEADEB631D7A7D594A5D3CFD6B6229E3E81
x64—DownloadDFDFC82AB81F19D614A9D36233BC3A87354A048F44373CEE79B9F88F4D2F30F0
arm64—Download692A8F60DF1C78DCEBF0549014EA9496E15FF72D10AD1C972A6144B141ED6FCE
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download81CA4A872D5730E7736BA98E39191445D097FEAA5FB3715CDEF67FFFD5429DB7
x64—DownloadCD372074899AEF72670F51A9698EEEB35F349C0477EEAECD643B9D81826B2F36
arm64—Download1DA68DE6AC3A85358DD566BEBD6701DEF10446A823FCC72E84E459737FE33C94
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download8F9F50A5FADAEC10FE22F432C98AC7DD0F4E4DAAF9CC37CCD395B8C82887257A
x64—Download7197F72633AD447954D5BF64AED4D44364F79362C4D15D0D4F8813438CD70090
arm64—DownloadFA182A494F26F08F7E88142AEA52A3E210D3DFA707E412865E543C0AA25F5055
115.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadF6FC5711B9F05C4B0F819A6E3D4B31C7872D2239D17B0874A78F9DB0F944887A
x64—Download6A0D9279D54E64DA34061BBF9CB827223337809D62160F63F29788C46DA1631B
arm64—Download1ADC93D8DCE6D445153D822D90695F7619CDB659BE1866CA2B7D6F473CC8E621
115.12.0
ArchitectureScopeDownloadSHA256
x86—Download66334C9448862578FC19DBEFE7357BBC9A08AE4C17E304F8F941D2881F8E5170
x64—DownloadC6D0B92C11481A6EAB63CBD9D41429205A874221E93E5F606DAEB5D4476A3964
arm64—Download956784E52C8523893F0F864C76A7FF4D7E0C0843583BFCA460CC900CFC47EF7F
115.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadE55D0C1DB7D41F29098367D3B7BD4713BDFA5511FBFA7E7EDA0333FB234774BD
x64—Download87F30E583B6098FD6550CB422F60F3374A3FA53C03E3D5902C0C1865A90DABD6
arm64—Download7292DDF227251F4151B0AE58A80D81A5D4D6C34D98A045DFD542A5E55283B31B
115.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadBF58FCAF178AEB7C797DF0C29727C6481C569FBE2E2BE5F7BE140A1F93E1C2F0
x64—DownloadDC282DBB3B0E4E3C4B91CC141AC050DC681D3B1CBDE06C6015FDB85C79F1039E
arm64—DownloadEB8D5A4DBFF747A4051E45876E195C82716825E8D0229D80374D775ED149FB83
115.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadAA82D1361A8DEF7858E421053228C52AB06B447B08E921ADDBB9BC8700E1A7D3
x64—DownloadE8172E991844B8CDA633FB60437B85055AA32B12F185AEE5EB6BB26EC74C8929
arm64—DownloadA785F009E7970F5F027B2F19AF287E8A51308B86E4706934E7441FB6316E1519
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download1EB55E5C77AB3910AF38216A99F5E826729F5C35949528BD40C4B157CBDD7131
x64—DownloadEAA9924621C7F2DF0893B3DAB706C083FF4F332F01BA4E3E4E8AB3939E8A3F55
arm64—Download75D48A65B898737D45C84D675314AAAD3D0050F52C528490A3690513CDBFCE96
115.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadE060FBCB79BC17FC356DB894A5921FF34DACF923A5EF356D0ABBC717BC67DA86
x64—Download090DDA8E08D9FC2762C69EC1E95EC0C4FB17CBDDC00FEDB51111216F4942EED8
arm64—DownloadB50F2648EA2486D80F3F23301F9B45098E12A451D7424A3BF3166B25EB2B2B27
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadF9F30E7DE8492E49383BEF0B4EB6BC6B9E308DC19F48C02F75F1F01751B69F0E
x64—Download9343D3A1A52E161C4EE4EAAE2997C27F153BA04F1E3E44A1F6810F73D035F327
arm64—DownloadD5357E04567D19B5E6C610927EBBED86133BC1112C1D894A22B0C346F3D9B41E