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

Mozilla Firefox ESR (kab)

Mozilla·Mozilla.Firefox.ESR.kab

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

winget install --id Mozilla.Firefox.ESR.kab --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—Download2DDDAA79161DB8FA25513280F922119374D83A1B2171D5032DD66D679F65A0E8
x64—Download342FBFCF04CEBC8DF86F2507DDF8E4C59A7129199AC2D2504B3B77FA91E5CA74
arm64—Download963687047D690AF776133A7411086DABE07C5C7829D779BA3608414E4D103A47

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—Download24593C2AE44D27A8940F578AD4D5785B0FACE37E1755D490FB100481FF5A1E9E
x64—Download14E4DBF45F690C01C799866723842E750D0DB61C7E696F1453EFD79B7C6ECE1E
arm64—Download8BE955F2604777214C2EBA8672218868F1116E2C2567446E6B9C6869ECEF492D
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download5A4A6DE5163C4F75A67C600024ABB2A21DA8D219746D8FA0B1C3FCBFB09A5FE1
x64—DownloadBA2D5412B4ACA7D816FF3CEB464DC7BF10B5900F37FAFBE792D99C0AD5277009
arm64—Download3AEAA7D40ED82770F1AE7C0E4E7B6AF9E297911B0A265CE1038A64FA1C3CEBB0
140.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadC95B80CBB22744C718307135AB0DCE8F43846296199EBCD013F88040701A11F7
x64—Download5614C7C18883572BDF8A50519C6FECAAD201A9E2A61B35A89C7D85AD8A53AD1C
arm64—Download83D0F1BC9047583923CF53AFB982E0A20E6693E5B8F4C6DFA23DBF86B7491EA4
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadE128F202E45C18486FE11E24F13D3C833A42DBF196AEDD7B8AC706CD616B814C
x64—Download79441C8C0B438FA1F797D80DFFD5BFF2BF2429743C95F22760C476E60150F40B
arm64—Download6D84B17A8D5A841505DFE08E71BD2AA25D43A9E96D96C78EE57ECE0EF11CF8DD
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download569142F66BF2441C10D097C4D69A9562A889605A02918A1829E462B84B1F9250
x64—Download7B5DED86E8EB8FA39EDE33BC44AAD27BCA34EF3E62B385B68BFCFC76104607A8
arm64—Download637683E98912E67988C4116DFEC573DA045A46E4C321B12225D0587D281593AD
140.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadA01B2F283BA76589CB2EE63204253C6EB8628E0C5ECA07B76ACE09511CBDD653
x64—Download0FE8A7ED5AF7CD92EC0E5487A07AA3A84257CA7FD68E50E5B5E4C6AFB12AA00C
arm64—Download6688852FAFE025529F53B55C9C74910346FA9A0810DC375E6664E74526CC906C
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download582D3551A5BACFC537E492A43060E731DDAAF1AFE88FDD2F54C78D7BFB869E72
x64—Download82CE83DF5DE31C628A1B561353ECB9601F703F738E6B6CF7ACA216DB0EBF201F
arm64—Download2F942E19BB23496841059C09B7E239A8A40FD20DFF87A8854F9BE3CE656EB1CF
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download76E2A0BE2F6C8406FD2FF9AB2CAA91B04D2E3B978B9DECA888E92A9534FB8347
x64—DownloadD2BD787CD09FA65FDC4FAD1636773543EB9A70858B09D05210F0DB0AB1A5BE9B
arm64—Download2DBB1D22F54E26C574E87F0527DEC4D7C5845BCD7A345D4A37C33380A3F2D4D0
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download29C88E744FEFBC9BB6AF1DD336269DE85D9C32469C87C8709069ECA17E77624E
x64—Download234723649D3991DF14A66D42FF8135F790D994DA733D7856D1BB5CA7FBA1AFBB
arm64—Download2A3445946A765A4B2FAC9362E50402A482CF491D3AF04B222939722F4F7408EF
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download2F7D79765EE13E3A03DC85528E9FE0E5D602AFC9AB40BEF9152669C2F18B6161
x64—Download7240438FDE498E414E897CC783B179E450FED3D73F9AD8B328574902B54DF53D
arm64—Download275B5394EAAE6B20686159000AE8EC060AD1C380E082106F36F14EBB055D9D01
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download3C9AC33FE7645873DE9DF98277D0E2D86D29369080287AA934F4672F82E722F0
x64—Download8F3E368B355D0A032332F3AF0BBB15FA7D8F2B9C1701A30F9ED234F6BDF3EAD6
arm64—Download27A1910A1032E62732E7424EDF0815265BC71C746E1486D03B97D40E24E7BC34
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download4C6D254FD4AA9A10D841ACED9F3DD0DA5925F79929F768498E83651645FAF72F
x64—Download2876DCA0CEEC91629B7415106E82097220F05E3D935F2E0AF7D9A70E4CED9F16
arm64—Download5604270C28588864B74C03C24A57FA4E3190D406D570BCDAAD4472348948D987
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download7F0211BDACC942695DC8A9FFA835F8994273990C99FB652517451E00F67B5939
x64—Download03B370CE263CAB50A6A41E49E32670D4E7815A3730097F6B897251C776A5CB42
arm64—DownloadF1743991C23E2DED37CD54ED3E3B2CDDD058EF72ADFD210875DE62FE4A1AA9E0
140.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadE16CE3763CBB23EB1EC3F16CBB90D225A134D3194D72D6F06C0988DFC7CA5767
x64—DownloadB449D536CB0F34F21312C6827DFF5905C368D52DF770433021D82998174F05AF
arm64—Download45062D34410610CC7262256648A7EFB3A29833EC1F8837F6B61D74115FC0DA7B
128.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadA42535EF375CC8B6DD8C53A43C028EF13A59587ADECE06788E3E18B2DB765E9B
x64—Download7CCAB7B306C1123914C0495F43290CAF3A9C49CCC17B2227B281DFECA7F74035
arm64—Download8CB892E49F767CA8424FCCFA9095DBC35FEE51EF83F3B71011D35C224A403F08
128.13.0
ArchitectureScopeDownloadSHA256
x86—Download0518C363BA194DAC8A4CE019B6F356410D43BBDD73AF8ABFBD6D282D91B94D6E
x64—DownloadD566CDEB2FB21A8E5816788BDC4AB00C10F8B457ED22EEE12716EB027D3342F7
arm64—Download8646DAD859A1B682C40F069C6DCBA5138246DC7497BC998C365EC06626B35299
128.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadAAE1E904198F60741B0065B19C2789AFAB908FB4F0B018A42C5A07D306D4D02A
x64—Download7BDE27BCE643E43126EA54912EA92D61DF1E2503EB0C17366E36D32128AA46C3
arm64—Download72BCD56C7718EB2084B94F5AC88D8DC3C9123442FBC1E4F284D09BDFDD820766
128.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadDE6691683C977B174A3AE42035A544059A5138684ECB8D90FE00577E1508561D
x64—Download85165C3A15DC1CD204D4A6211745F0979D493BE04193F2830FEFA7481F86F7F8
arm64—DownloadEEA7162CD16982A66CB18DADFF592049F9B9EEE69D48F0F0B196375AE480673C
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download80C30D1C8B354541427A62A9DC791E21C4392186B764ABB5862DF1A62C598627
x64—Download323C16FC48684D815C5CD714DAD44A4A1EC10C1EF000B8174BCA0790F7D89354
arm64—Download9C2E2906A88D24F1B01FF53133EADCF07FA1EADEB39C5A219AD0B844DE949848
128.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadE63EB1581C7BD3480DD08A897544951CB63A8EA61BE3B861F9492EAA93DFDD36
x64—DownloadB737DF2ABC6C1E86396C9030F3C8A2D42150A9CB63A37A66522DA5A9C0D69D98
arm64—Download3ACCDF162746F3423909A1DBA34262EDF8BF1651B7EB3B65CBA84DDB0DD4C793
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download08D59822EBA092D7BCABB24F7D84E21ABBA9104116D429AAD6CB461A4A6AFA9E
x64—DownloadBF536AEC289B130D973CD52CA3741DD760D246C2B24547E759C55394CD5D952C
arm64—Download2B4BE255630E4B72B7B4A49AD26215234EF83674AD5658826C119F610D395F74
128.8.1
ArchitectureScopeDownloadSHA256
x86—DownloadE00F0972CAE50B676925A9BC8633990E33C0358B78D31F086C2C9A6C6D1DAFEB
x64—Download117AD4A6258B49A5746E93BD398E89BB1FF67683318A532C6AAA6249B80B014B
arm64—Download995184FCCAE66B365B8DE7CDC2F108AF4F2A2638674E5BC05CE31B04E4316EFE
128.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadC6B6270430A487B028BF7FDB3EEF2B1787FE571A206EA3EFFA5AA2D3A03947C5
x64—Download58E8C45864563ECF7BE23DA9FC81BE0686CB20881F215D23AFD03A7C039A78F9
arm64—DownloadAE124FD453237F37B194FE734398A5EE76B550684072BCED3AA51AE069FEAA1F
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download74716FFE822933E97FE902EA23F0B3087476285E7B8F5F13BF123CDD8F7C0286
x64—Download2755D2D58AB080965600ACCF4C2BB19CAADD681B41DCFA60A2B2948C3C82764E
arm64—Download6C3C03841055B60D1ED47138904E1F24445E8215A3428265764D1947BD3A9712
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download5AD97AEE8A4CA868F7AF7A038C91791EA3CD56101648C213C574BD0C6C415D13
x64—Download005B12E122A4C882AEA6D9FF8BFB0581A71D8EB9C19D306C7A8C3A8DE9C32F21
arm64—Download65A3792FAEF45592AC198B83621B9E364087C8BB638C000B7EE2252C2042D5F7
128.5.2
ArchitectureScopeDownloadSHA256
x86—DownloadCFD8D7DB23DF10A4533362A349FD47794E656A21068E120F656A91474EE88D06
x64—DownloadEB22F91610893411FF8F22E4A2EF4F92B4D504606083A4CF903027AB73321CD4
arm64—Download77923315CF09DDCEA77D536591C3C4D27CC0C90F0B864AF12E64CD7456278AC6
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download610DA9DF208ACE209E34841A3EB07175774DDEEC9F82E21B0BDCBDECB4C623C0
x64—Download7A95FC191531A336C26F141B703E1F530CD2493308CE8D35B1285E15FE2C161D
arm64—Download666BA0D97B8CB0293D01081B7C49F0BFE021BDB2EB98DAD73BCC9CA2ED9CD8B4
128.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadC1E1F51A3F2DD4EC2AE94CDE7C644E944F93949881D4DE05A528B16871C1C1F1
x64—Download4B2EEF21F707AC7B73B89DE0CF60FEA09E169DA8AA2032ED14D7CBE3233670F2
arm64—DownloadB3EC47A922E591362367401D3133D1E2ED2895751144AB9404AD903487578B4C
128.4.0
ArchitectureScopeDownloadSHA256
x86—DownloadC04919E230AF98B782283FE59A23F9AA5C18CD4D694CE940AACCC302EAD8C05A
x64—DownloadF9E55EC1F805C479AC5BAF1E86F24AD355B4C43F22EA0C63EF220E3B81A92005
arm64—DownloadFC0DE0FC207F61A445E8AD422C840C0DFE8CF050BC122469B786B0318B8C66CB
128.3.1
ArchitectureScopeDownloadSHA256
x86—Download7125E9EEB348676106296E7A52564F6D262DA97EA443B873D5A9806868FA6A05
x64—DownloadC19159200291D850546B41DEF9C1E27FD38E206FFD5F598E402C822096EE6B05
arm64—Download35607DE74064EB565EA315B08FAFFAC07C2FA9C024690A93417671F2749DAF6A
128.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadD855788F34C86248713FD150747A8216C8D1F3FDBE3C6AAAC8B15AC808C0DDAE
x64—Download591D2BAD7877CF63091800D7A9AB5BB74039718B8CC0B87372E96765AB1FC796
arm64—Download17C0B8FB779435AB20ADC2E890BF7B0CBA76B3A12B8494AEF05AD24A61B2FE6E
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download78C2C09A57A1A46C7DFAE797BAFFC0291A1A11F6B95C01ACEBB77D1B04D98C28
x64—DownloadECF02293CB297079DE18DEA70B5A6BA24194F618C824A4E4B380B724626D7B8C
arm64—Download85EA4B264C5253E66619F5F87C664118AD149831D41CC3080C4CE95262C6BEFD
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download50CAA17215514ECAC4051F1B7D505EE3E07FE07E8F6789C291321C1BA29DC3C6
x64—Download639E84CA96017D8F052BA55EC06C647BA7D191761F43F5200AA0FA91EE22ED78
arm64—DownloadBC61903D8019096B436A39631EF9C69861F57322CEF7B290F0D069BEFCFEE269
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download0BD8D6281B0E35EB6502E4668262F183C7F948A3862D4A44430AB34E56A71FC3
x64—Download72782765EF53955C9F621F53AD8F19D9BFE7105B17F7AC9E3A44ABC429FFC45E
arm64—Download2637FE1458FAC6BCB319796081151DD8A4E22A39E4B16E9B604FC62F260541E7
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadDC5AF6E205312AD85329A406C9125CA29017B5099D2C8FFD20917DF36C42F9E0
x64—Download6CF83E189BF616F0A64F25A94CBFC939125FAA5FC246A1AFE54B8E97FA445973
arm64—Download37D1657903A0AC09732CBAABAF6BE2BF19AF4EBA1534E804966A3CF590CCB59A
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download3975528586C1A01B2FBFA10AFFED049AA942F63C242952F6199F09364D8AE394
x64—DownloadB03864980C9A2504AA4B0A29A5E8E38324933931471E75AE7952EE0CA2DAB72C
arm64—Download90B7E4E502B725086AAA297BCB996653EA3F32A7DC04F03D84635E208BE95A8A
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download50C2A90E23F9C60DC242C0999DAF317A6ED395D9B1CD943F691CE88E0DB43989
x64—DownloadE066A5D05C7FE51F798CB74F38EA032F5D9BCEED5F7ACE56FA27E52A3786B85F
arm64—DownloadCFF5227EA6038D73F70283D0C7363F6678934FBCBDC74491D145509143F0AB35
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download095793DBD22AC831112397CF48F8B222267D6BCE09CD12AE171CDC9F2D996183
x64—DownloadC60078056AF6851185FF1D78DF7052692AB19F05F863631F8067253126BE7BD2
arm64—DownloadA69D1EB0968045FF8E656925B05648881C2B475C94C262684F43D315C4D8D4EA
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadFC60C7DAD34A01F90857D494BE7F54D4812118EA97C9654B0B11F28CDC717C03
x64—Download5C66B100DA4E04CBD8EC84C9F6286C4E4D189C423B9EF53AB09CCF7E3D7BD94D
arm64—Download6B5C70C8BC9BA2286367B18D315E809F7247104DFD4DE4497E973E7A646582B3
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download08BE918AFEE4FD84236531135D454DCE1B7381434CECFC5DCF01115CF6CA4046
x64—Download3324CB5761EE48606B7BFF0644A5B4B27E282D73C591DC1B1F3E67815801F288
arm64—Download348C2AA3F7950A9E43F00465BB696439373B25091907A64CED12A596957588CD
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download79379316324F46C79275A9324743771FDF27A442767E8036D41F400959CBCB7B
x64—DownloadD84787F84109F56D5B9E5851ADEAE2AB6ED59761D50B5CBD81D056BB270B9755
arm64—Download6AF55946426BE5E98124DA428B4BB3B1F035BDCB8A3A3FEAAD9F52A95C2013E1