Tuesday, 14 July 2026 @ 21:01 UTC~3513,463150,903

Mozilla Firefox ESR (bn)

Mozilla·Mozilla.Firefox.ESR.bn

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

winget install --id Mozilla.Firefox.ESR.bn --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—Download09035B7D602D4A8DC76B5CD898955C6358CDCB2816782C77C6774B57E6912737
x64—Download072400A1AD705A7EC9CD2BAF8D93FEF74FF582D54AE593672879B2FB074F5079
arm64—Download1946D28B2D074C2EA86CB47422D6975F0E1BA001B1DAB832530504948B4FCCA9

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 (40)

140.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadE73875E64913E5B9A58D3594EF0946BD5204F8069AC830D641F242ABEEFB2AAA
x64—Download0D896E27D92E0250971998B703ED122A80D197C08F2D8018631AEA1763A708EC
arm64—Download2D3B754E6305F92164DB47A9503CFD2B9D3831B89B1CEBB02CAF17AB634D7203
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download608A38E4BD9AA034835FE40D9F1C2CCD88EFBAA6E17EF9266FF97964D569C3AC
x64—DownloadEBAE6156A7DD210AC0E1D760A296E57208321A937F2A74A59DAF47CBA5C58183
arm64—DownloadCA47E0E80937D509557338C4331D67BF137DE8FFA92E69FCFFCFD7C672BA23CA
140.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadF01B54C167D525C8407D3D0723F1A70B515314C275AA3232266B79B8A7672F8B
x64—Download20EA9158890F3A880F1D27068AB11980B8C6ECF1F775DF1BB9D3F59E6AA4BBA4
arm64—DownloadC6D80BD91E7138249BA132B22D24410EF7BA29E27554913CF267DCD03FFD4C16
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadF0349A14B386564C55EEDFDFB7E1B891334EF572E9655A538FE7A2AD0DA9D208
x64—DownloadE72539CE522902907A5D6A683E280DAF99C5D2A1F108D28A0506E8D4A53A46A8
arm64—DownloadD9471BF2E882F7ED71181FA1AD248B7123503A3B93425339503485684CE052CD
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download584AD9CCA421C54B18B36CD891267A45301EEC06C32304712765D666F2C15B5A
x64—Download0E5699C60A764D92203EF65894F8BC82217C74B2C89B5D1F7D0596D09706DEE6
arm64—Download9266F8308780AB807385D0FA8FE7A86BA61D6BC874405C0EBBF5B2B698C28D59
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download44C8360A5CD172CB230109E007E23E5CEAAE9C8D944CA4E926C03540538609A6
x64—Download02C7A6B19FC395D39A8053970AE57B9040CFA140B549E91B1CB771E1A26C507A
arm64—Download9EEA4BBEB98CD9CFB94CBEA42ECBFBCB105D761399852AC1BAC50508DACE4D89
140.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadFBF19D706A4EFBAA625A3471144095FE600F347DB58BA796477F97DB1B5E5EB9
x64—Download75D4272814A2BCBA2CBF785D27DA94024270B9E93BA95EFC678E5542E9E8799C
arm64—DownloadD78584BCB134B04884CEE524B6ACB60C55697FBE113524AEAAB801C7FFA7E827
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download02E7B7CEE34F14A37DDDC195D4D839C3C80D9D3934FE43E0AC448A93FFCAF8BD
x64—Download0BCC838CC39EFE47CFE5C0142C18F94D16B09CD47C07BAFE99AC8392C0DE5E03
arm64—DownloadEE7BA4764EF78D7DACCCB0A7C6DB39E22E62B75BCEE13A604A19510A8E69F0F7
140.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadACB4A5E5E921645E21C4E047A3DE6232235DE4250B927EDF041269D265725A47
x64—DownloadEA8C034A5616DEAAA370041DC9ED467DE4AA96F9A60F4F92BDBCAA2C59F3D33E
arm64—DownloadF27B3AEB86E208369ED9F8DDE906E6B170A0E20F340518190BE3FBDD2CB5CADE
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download3C2A0CC41BE6351AF3D0AA56D0804068396954C34416A2CF7A47308CEBF1D6D0
x64—DownloadF1CAB6CA7025368C44115A158A7FC43B2AFCBF9D7368952637ABD67CDE249B1E
arm64—Download1C878DFE180F9F2A573672F0EF5AA0154376D0873237C640FE4B47ADD3173867
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download77B4E2E74A29C43AEF2E5EE2FCD37EB8EAA12E58A2B9D12F67505C1FE0AB8C16
x64—DownloadFC4046196CC68611A882571F69894818EBF9D588ECA441DA6E221AD4EDB48FA7
arm64—DownloadFB017D1645D4569F3AB941659B030AD4FA3100D874A40A98F3421E61396726D6
140.4.0
ArchitectureScopeDownloadSHA256
x86—DownloadDB6DBB9F8BA47CD94F665A9AB0B35251518BB3EA0DADA02BB7A7AA207D654399
x64—Download525249A27E5A59ED19D6AEF921C0F7CF9B84C73255B8FE884EDD9E5E4FD96815
arm64—Download9E0417D44BEDAD0970D005D587741320A871E0BCF3EA4E5B6872270D70F1A009
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download8D38DC25BE9BF3B6FD9A6A688D3F407895E050881C43B3DF4016AC33BC298CDA
x64—Download0E097E733312432E49DFFF829E298CFB00DA1E031DC88A97BB4817F14919073F
arm64—Download05523E4D02244BC7A76175717650CD9F05256B0AEED2E869F90BB609092643E3
140.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadCD94A838CAE70CB5601E5F1C194D7AC8B9060B41C48D47AFFDC37EC1A52519BA
x64—Download47B16EF93BA48868CD3F783F10B461237D618923F463DE0FC97E13A7C99BBC0C
arm64—DownloadBDEA41904043755A2AE829EEDB1BB429E43567D67E4B2363CD5663E85ADB4FE3
128.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadF03229798AC7A252A477DF0D40852BBA4116E61E65FA097EE91EBF54C11BEDD5
x64—Download78FBB86E88F5784176F7BEE113D6EE7839CF48170D565C3AB377AE4BA662AC5D
arm64—Download8AA923EE47AA8B6C060F2D9413A8EB0B45C4F7765A6ACF90CCD815C2C4FB52F6
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadBFA4B09E17838F57813AC7DDC5D08D858A7B19660644CA4B4644B2036210E222
x64—Download632976CAE4232926EBD87D1F4BAE6806E448ADFCCE6ED4955907F913A7E32999
arm64—Download291B5C1516AF7449832691F803F3AAA6B3A2E069A2CC99F7FF149123C202A6E2
128.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadF9D20B76FFF258F5AA3436DD99DE7B48D654409E27A0479636DC9D20A7E45842
x64—Download632E170CC7BE3D62AF9C214302A869B1D0AA3EB48296B315E8084AFD6ACCAFFD
arm64—Download254A93EB7DA8E94A7997D2828CE7B75A86C83F713FC237B712870F26EA6A9D35
128.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadCCB2F1F74F67BFED615C3580372DF0AF044449CBFCE5C23703863DBB7786071A
x64—Download4E755372B9D7B287C25407B6F143CFAB7E1CC0CA8D351E5F8CCAD25038393CAA
arm64—DownloadC81CDDF299EB6AFC168690F0A82C6D6C39DA690CC8039BF6150875E7A33DD242
128.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadD57E51FC24F1A1EA6962D0891F3CEF2C5723AC75E3CBA2DDEFF34A09EC71E208
x64—Download4A03EB233E37A345D4F67F9C5DF1B711F669AC0DB49BE2DDC915DC76DBB64E87
arm64—DownloadA109ABEB145B74636F8268512D7F2DDD658B1717EE9BC38433B8A97E7C6AD9E5
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download6EFCAAC44D64739C53EC4506247886825403547E386A5AA67D56CFF6995C23CD
x64—Download745F8968DD609069C74833EC41B36E1D8B1797FEABC542E8A6B03587FF5AEBAE
arm64—Download542F9E8921F5258EA7B9C5DD91CB5ECCF407B8460274B6A3ED3664A3E141532E
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download1B5FCD71D9A2277825A88A0C3618787DA4BD5752AC850F73F16C2580E98BE620
x64—DownloadD866134D643BB65F5B4F5599A21B220783B7E24E3109F8F57FEC9DFC490FB1AC
arm64—DownloadB77BA31A4120C82BA244558D109669FA0291BC8A747C039BBBD584FC66545B54
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download465B022C4D31343ED29C43CE3524F47E3191DB78843E9B537068E48363BEC390
x64—Download34C4F73DEB6BDEAF3AF2D58617FBC81F746B86C631A2C3F99E82B347185CEC83
arm64—Download880D69578081CF846C976AE32153BF3FE4B072570342CCAE4822369FC4349B17
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download4B010AD43BA05DABE3EC6B99868E99036384894AF98AB31AC0149F5175A3D6EF
x64—Download6BECF7013A46277B8A424E9CDB724B7CDD0C0EE571B1B08524D42FDE4C31997D
arm64—DownloadB1166DCFE14C6B5A19B8E71875047175D94DA3FCE7CB14446829525881992751
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download35D79F34E91D25CB7C81D684E03AEA38E96D3868E1FDF0EED133D35B2F869A3E
x64—Download2A2224EF94C8BF42068966B9C87A56CAFDA9972445C290567C7625E36A0A776B
arm64—DownloadD67A33D43D39AE4232DAC14CBB3FC5AFEF9447D35014D51D5EC5A8CECCABF62B
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download94891FD68A0722DA2FD14093B1C5D3F60B30057455A515B6EC5EA779830F2564
x64—Download0E013E3323A3F7776B1B2489991A285035EA83D715F72199A7E33F3B8137457B
arm64—DownloadB7D470A28F5080A644D93F9C9E1005F26A1978F51A0350C43792E15138B50A90
128.5.2
ArchitectureScopeDownloadSHA256
x86—DownloadE7E1E5FD861820DDC403B425BC30F9CF60A62715C1B1EA2AD8ED42E0F6E5A72C
x64—Download28D142F5C29B3C499E75212794384F5992AC7B0A222002480B09CFB561F3AC5F
arm64—Download94B66F2E42B9C85675E1DEE870938BE2FAA4B3828DEAC79EE061AFF20456BEFB
128.5.1
ArchitectureScopeDownloadSHA256
x86—DownloadAD98DFD75E1503736B8564ADBAE4833DF9153AC38AAF72A08FA50A9287E5B18E
x64—DownloadFD9A04BA76969FBD6673256EBC08BC9A674785D06D60BD436031AD7B483EAB2A
arm64—Download71FB78BFCB39F585BB13273752AC5B292E92E187FC69777C9E50668EC6239552
128.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadAFD202A76596FCEC9C7FB8A74F61E4A4862990EC08760D4161480B7ACBCAA8C3
x64—Download354D4B70C939D57DA1755DD5E4D3AE45D04F363D4ECE5D417E7263200411CE01
arm64—Download760A105A092E2E38C2DDD4AD279DD817BC7AC5035C91B9A0D1349CC5F39F482F
128.3.1
ArchitectureScopeDownloadSHA256
x86—Download16F4C7332966EBCB2C6199E1D92881DEA053FA5BCADAB0786F855F22F5929ED8
x64—Download25CB5D8CC60EFD425F28215073CA97B24B8AA83BA58296A38B4570FB1B7A8EB2
arm64—Download320A26116D9D6DE989A4D6763E39CE80B7CB6F3E9F57F64C60775A25AB4D5E59
128.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadE9D3C029FCCE6DB4F3D7102482E402CACB653D5CD6FA64962A1A48EAF1A88630
x64—Download293BD7E3AFE82DAA96BDA286123BBF239B85DF1756AB49E4DD5507EB6BC8C6BD
arm64—Download43D605869C80B6A6BD53B72296C0B6218C9572917E3310D764968DB3A09879F9
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download9CF838EA45416488D5D54A435EE26BBE08D09BF7934EAB16A0AF54C13C2A3418
x64—Download1AB422E82804918EE383F1FC5045FD7EE3E995140EEBFBAF652344ACCD11A889
arm64—Download2C1D0D3EAE5E427A426FD8BCFC325DA1C5A527C0E3B22E772A0BF2D7A4D858FF
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download6E1A85FED7EC64C11B34F2DDD11EA336A3FD97B8002D038A02E01F8E38E72EE2
x64—Download12CD53D034BBE70C52EE366E6651CC69F5AAF997C4BB088513ED5C68FA9A9B26
arm64—Download3BB4FC9A3C5F39A1514D7CA6109445B62FA8FE77DF2056C6C964325A746297AE
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download2D74A8D338A2DFB37F73285DD2EA2B83370E8D4647A036D08E21B969F0F861C3
x64—DownloadAEB21B45F7B311A9A4BB2F907524BCB616353468060FCDAFF0D4A72B5F0391EB
arm64—Download16622B8BAD6941F3CD6F4B8B03C349A3EB71E3275A71D965D0973ABCC955F5D6
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadFC5D7DB8FF9C442A06EDB3008698637CA15046E493B267A66C64A5B009F4ED90
x64—DownloadCC8E8958DF2E979C9CE76A325AD2B3D2CFD8B16E2848B46405371515FCAEA939
arm64—Download8D1B48A2700F0232A2CB6EF2418D598236064898B529F7B147A3E77A2120FEF0
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download8B9592129A0AEA8534C4CDA1462181ABCBEAD251FA8C720CB1B772FC8EB149B9
x64—Download81E7F4038E8369A3FE13A79B02DA7240BD3F176C784E32ACD5834E34A3AC94E7
arm64—Download5E553E7F3D93C9C2092500B267031FB8A478A6A531052C1989CD6D81393A867B
115.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadF801949985AC9A6E1EDF3F8A8CBD2BEEEC45250DA2210FEB1E3C39F68D3FA86E
x64—Download3537919EE43C6CFCF7C912A382615B7CA502E4D8663D2ABCCD79871C2FF77841
arm64—DownloadD8657A80CB81B090CEBF879183CE4F3761D294831BCF57C0F8CF9E6516607672
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download1331DF6606E079D84DDF9E6105D1E65C60264011D760C6CFC1A37018EC7BB974
x64—Download6367480B7AAF492FBF4145334C9D5521464A2C6DCB47C1C7DDB303AABBAB472A
arm64—DownloadAD1B2BFDF5BD566FB55531E034F7560FCB2F858775CE5774689F0AED807F3CF3
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadC7B65C3F7E9771580FA3C66C49D6726C61DAEFB29FC90E6CA938D6E4A11B7C9A
x64—Download848427D09B20BE325229242971CD7900954790658693A6E895C9320745C81DB5
arm64—Download3C7222E321D7C0246FFFD5FBF2B42DB5F67E30AC712BCF84E5498D24293E8D78
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download25FEA50BF14CC954388E75AA7C7B71E210AEC6ADB71AFA737520874849D4DEFE
x64—Download00B1FE79C8E288E73DCD246555AA01A83F5FD0BCB1344BEDB9F0005249158C9F
arm64—Download513D407BE545CBD0461657A4EBA2D3E075AE58B6CBFF216599EDA83C58DE5369
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download2F6EC87A99B76235DAA6F688DE8FE36524240091D36983F69FB47F2998D5B77F
x64—DownloadFCF53E662387FC08B5BAE2BC31644179F61E2FE51E3654FC3C225FC2BC69E23B
arm64—DownloadF5D3E8ABC9E6D57FE48152705FC74514D91AAEFB4FCD57B3259857E24974C684