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

Mozilla Firefox ESR (dsb)

Mozilla·Mozilla.Firefox.ESR.dsb

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

winget install --id Mozilla.Firefox.ESR.dsb --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—DownloadECAA8554103A0E26F49DFF481E4828D64EC618059A871C83E6652A94087EE2FC
x64—Download28367564E121E100AEBE333AD163E596E86A7885719191BD4468D729B8F4A78F
arm64—Download6FCD5B61E3751AEC280BAC35E08DB8491A610098F1B040A3E567064D0A7C3471

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—DownloadA6817E2F31CF771773B89F7CB4E8CE7C17E3FD8218D5F04B27610DF24A991B90
x64—Download3D147CBF1177887FD5631C3C89A5DF38FD316C26DB8107D4EA701A9B6817A086
arm64—Download899776F441C7F74B1ACE23EBD904345AE87EC017DF3AC2E0D4878A794E11A6FA
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download2170D2370731C0C146C50CCF369D0B984F59B0367BE74A5E9B8F3C68C45B0055
x64—Download1087C375E01D5BBA951FB21340B2372ED0D4B7B74BAA6AAE8B39E984957C42EB
arm64—DownloadB081B371462B7EF7FC48527DE4E0D6B19C26B00C4BFE7C2CF9AEF52654B1A5AF
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download75D06FE235F695C5F575C917C621E3604113E1A8B0E38EE7BB2BA6B8E4121CC5
x64—DownloadB5FF4BC809B9D5EB22CA731FFFC3E9EDDA9FE8EBF396755534909A3FD49AA500
arm64—Download927CA2E347E175708A183306066BABFBF0B616E0FB81297B45C7A8FF72171CA2
140.10.0
ArchitectureScopeDownloadSHA256
x86—Download98930C81BF3B6F5A70B5F205279F1FAB7B2E0C340ACD0B97B0DC4149E086EDC6
x64—Download047C428AAB4A53CFA2DB1BCF340ECFDEF65AA515AD1CE179C07DB6C2C4B6E5FB
arm64—DownloadE3071900840B1BC31E68BBE9FED0BBA6A45A494C51CCA78702775379ED7E7D39
140.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadEF7B8BCBC2C82B1373232B1BB6578A3A61BCED52001E8C20785696078C8DBCCE
x64—DownloadCC81C8D1F6668B88263F54607BD7AFC42C6BF895103FD3BDEA95F4109FC89485
arm64—Download8A9EA25342280B25C36B9736B140A1B5402235D1B09E441E34572A1A5F7EE62D
140.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadEA801C06F07E72EB72D5147FEB952A08BEADEFCE8AB97D3C5608A15636D7FBAB
x64—DownloadAAEB29DEE00AE7DA9C4D8F2EC955E8C9236FB4A2C1BD91C8DEA9396977ECB622
arm64—Download118B659E35AAEF80657146F840742078E86E0AEBC1F26F40F8C8841FD6B83B5C
140.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadEC922E37BA684DE147BAAC31CEC82EC808C904929AD8AA30C5B6E9CCD1D79291
x64—Download6DC9CF6B2D2AF7746E3DFD2614629C98DD953A14B01522B445C29903F3189A1E
arm64—DownloadE9886A7C0639622884737CEF9205B47A299EE644983F76CC9B7F2235DE3B10E7
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download88A7A3DA845695B0BF2AC235E0BB82F3F32D8AAFB9898C8D80BD3D6591B59277
x64—Download006C8BFB2E0B1B1C08B556A4637B7565845C947E8750BFA3BB84E8849E9F1D0B
arm64—DownloadF38F8AD9C4DC0DEE5CFF20758D468E93A13F406B0C6675F93B3AA76BF894E640
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download1B3FF6D8446848F52C1855B4E6B885C63858C9D336972E37A119BDF4B26DD724
x64—DownloadDDA121F3FA6FE27BB95886AB7C9B7AE1994743EB02B674CE88781AF0F6687666
arm64—DownloadB3E4DD7AAB391665D71C4F1DEDE9C2D75AD8E9465D408DFD23672AACB96E5BC7
140.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadFD838E69F4651D1A7A741AA907706B269F8F4E2851F3143A715A44A1A0A0AA77
x64—Download8E6E70F3BC888282589F2918565CAC482C5DE8EF804EE0E34B4B139043BEF428
arm64—Download61403FB4208C808D8FB066F5D33A6F6255E0278CF5D632D08FD906FAF13516C2
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadEEFB7A1838ACD85BA3C704F6DEBAB37C6A863B456D74B05B6FB772008BC01827
x64—Download10755570368CA33995DB6F7B3EC9F1B568B5062D8CE459F58821EA8A81DF7538
arm64—Download8A94AA91800CF7F638A05A631DF427D526FA160DC8E904E2F87015AB6560BC95
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download49CDA2C71D1873F089F275C312206BB6461E70D114F31169DE59340CC11E213D
x64—DownloadB781B879C623F97C73CA3577AB8E46919EB8A8009714F17919B695EDBF0A5FD4
arm64—DownloadA3A456FFAFA9845331F2DC09113B732DDABD3EBB94F560BBEF66CCB33F6DDB00
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download89F0AE3EF7FC398BE82D1A4466F2DD07CEA43475083CDEC8A7A57A4047DE7B78
x64—Download3660252EF5F6AB18E740570BD44E6BA317A80B189D1D7FF52BAF28EE707C9708
arm64—Download30BCE4617D6F38C246A96CE1C93D9071746EE8C8933CADC411B793D7AF499ED8
140.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadFD7DA76A26F0662875F46954838D8113B5E1A17647F8D6526A9784D45D0EA631
x64—Download4397A84CE4FE5D15ADE42E2B5043B51CAB4EE3A267B5E6D92DB20302C7B8EE4B
arm64—DownloadA13940C3D3C7FF83156F29CDA2CA527E64819B34994998442657B1AFF4BDC71E
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download856B0C3035852B164F27C80DCDEB49B92D818A6FE14EA67D3F4F8F4F2AC6AE3B
x64—Download5E0A03ADAA8EB23AC74E7613AA517E960754C82FCDBB1A748E73FB84051EA561
arm64—Download76AF15E158D634F6D4B4680895C4C0561F9EA9CB17AD693061BACA47C88F84C5
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadEBAE9A9EE87CEB2BFAAD9FB723900701F9BB4CB2C34810E9CA89BB53D403DDA5
x64—DownloadE18A882243EEA8A7D8E2EB22C2781B0DD15A3FC36A2FA721129CB36F413BC0CD
arm64—Download6873D5EEB1BDD728F7A6881BC676E7E96B16EAF02B09A59ACB647194E2AAF337
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download94514A834CB514FCAD5402A6A1066CE7F9F61CBD9D6DA7753CB43F0B4D951D5B
x64—Download74F35F6BC2196680A5E4E0C562BB7F7F4379BA2779DF1DB3BD3D4CF7317AB55A
arm64—DownloadB74F068F45E5D0AD4B3B83C5A1E250F6D946951FB2ABE6346249AB21298A53B5
128.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadD37C7BC7A8EC015DF4AE64D4E1E7A76726A920FC6705D46282C1737936DB2AC2
x64—Download1F8AAE7ACE91A160B7CA63CDD5E676B8BEDAE3B686EF33621AD411BE3F813C4D
arm64—DownloadFE61BC1BEBD9BAEA63E6DCAC89E54C19714661E254D3A85BEFA90C2804628720
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download785D21456B83FDFB7561C569EB921AECC7F3672F24E653323924BD4ABE5C7B78
x64—Download497682D34081EDE619524865CA6B679175DD4A36BF3BFE8B565CDE844837A1F5
arm64—DownloadA80D016BE7E0AAC171CCB76E034357F6ED33E1688F56E0D48719A840FF956E0B
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download6969F60AFE6D4C4F209A04015291A83428CFB58B71197E21704F5228A845E335
x64—Download4D2EA169C6D398E8C11680401CAE995453AD01A628E7B2458DD342CCE561653D
arm64—DownloadFD19C3E23AFC324537940A959AF7BD806109B268E97C711F36111811C3A40F80
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadDCB57F38FC152A3C559DAE348419724F7AD164E16A19FAEB2A7CAB56DE57B529
x64—Download7499282BF1BA69B90E6F756F8A0D4E2FFABDA09C6EBA6346DB77E7694D376EAA
arm64—DownloadB7D1242A65291BD2FD9BACD04C274BECDC52EF4C8DF015D3F595DA7A485CE4D2
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download7EC5631C38D30098A3E968106A40764AFEC3001B75380853A13A65DBCDEA495B
x64—DownloadA3D847D25588BCE3E1E531B0AFA9F55CD572084A497DF914E756B96D2373EECC
arm64—Download87C0695B7C53604DF665B0012BB18590D8CE142F5E56D1C3B0D76C868B4CDE20
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download08139CEC3634B6EF6A9BC69E97FA00A81CE4AFFFE17AEF61F1A5217A195D92E1
x64—DownloadB1EDDAE8EA220785E3DBCE123CDBFCE72CDFEC829A567BDE3D88DFAF3949BEF3
arm64—Download53A7B3EC637B9EB7D36C1BA232487005A52F796BB8349972426BF4A73E4AB256
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download006157AC2FBF0EAB7DEEBA78E11C2EC92C0FD5A386A927340D8AD52F209C8D46
x64—Download43796201AC3B393AB175EDC245FA0A988D313CD2099DF52978FE96093F156D66
arm64—DownloadE141A71C6EFF7D3D592A63EA2E83A7CCA94E9F4DF038344694789D006A03FC55
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download8EA7E8EC6DF855761DCD0B3683598FC7CFA3BC1554A912F0E3C6958C77C40B61
x64—Download4D45B83242C047E8A8E094500EEDF16EB5E69859B9CD6F391B9297A4382F8A02
arm64—Download49771C9F3D1A18DF7FDEAA92D26DACE0D47E3E3069487D4BDD8FEBE3A5D5A4D1
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download202DDF16D0CE7526858BDE5F8FD38085FA1E05566873A45B18D0EE5A24C7BC2C
x64—Download6431DFFD6CA461F63CD270047B822FE5AF2E901142C0526BC384732F15ED9B96
arm64—Download285A3F2CE9FCE1A91AE6C683FDD84D7A4268EED2370509E722CFA14E45CA63AC
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download2B553E3CC7AF5CB491C87F6FD24E41848D7A631250B01086CE6473CAB20BD57F
x64—Download8D2B3B9D06E701C26E7A83BCAF7154F6AEB51B7CB61B79E9F1B825A5AF738527
arm64—DownloadD722F73973BA0E8150B121D865BF036689983C3CA1885DF2BF669D77305B6BBF
128.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadA0B1F1898AB0FE219026008F9D9513F09A09BDA3A422124E0E228BF9A86A6E70
x64—DownloadE284A22E0920A190E1088DB0C423298BCC38E2287094FF32D2306AA2470D3085
arm64—Download1491C034036B59BD5F1265FA4B3FD5AD28EC982D1C50BE1D25E8AA5A084AC339
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download3E2A474D3A8EB3D79B655CA64DF5456839FBB0A70CA1A08B9528EC4853033434
x64—Download82286B909B239C5C596EC1C48F02D3D2A5B3B51D406DF2C9F6C7981E12489418
arm64—Download882EECBA7C3E955DEB0AA06C0FC94B6763A7996289CABF067F8C31CAD533AA44
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadBF3171CF548A697929AC4787D568C145E057F321401088486D6DE2B39A010067
x64—Download7865C0AD6AB5A0BDB910C6DC1AC353E5BAC07A7E5E242CEDB0974A58FFB8B4C3
arm64—Download3EC8F2CF3B31B67A9E9A88354082CD1680DB236EA6EF3C97BAF0F370310D4F26
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download588BB5964C6099E60712032AAB3D2B0179922D44F7CBF4054F216390347FA237
x64—DownloadFEED1218E451CDBF857E106E51EAEC1D4D159CE15C1FFB9A6D17DCE8854F4925
arm64—Download0C9957AA5EA417B6ED9E4EF816EF94FE69838B9BBA501B4312D0D91F0F766160
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download798FD0599C9941DF638C86021FC2EDA3C220FB6FCAEDFA5727E276EF1B8857EF
x64—DownloadF2484C91AFBE2264F92D51D8CC4FD7C6D458ED50F822718D41534BA1A7044D40
arm64—Download2B5EDE35D9A1CA193B55460884C366F540346074670C42192738FD5C4ED6B388
115.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadA0A303645C73C177B4C5821B63E38ECC747D125B0EED918699C4E2D043A41E97
x64—Download517EB402627F7ACC05040C79370F4847E5B18A22DFCE7840B62409BA0A49583C
arm64—DownloadBA606C596941CD51BDA3F88C2075D625CA41EFF091744230FB87E3B979DDDC17
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download69BE67004D56B084A1BC6CC77F50EE5CFB69E6BE5847B793154BCC090362CA43
x64—Download171E5BD60040F7899FE2060B0385D576D2E903CF9B9885D470F2F250C8573949
arm64—DownloadDE02FB567A142795D44E88A28B3E2E65AFFD0D486C85FE8476CF2C26B834E8D4
115.12.0
ArchitectureScopeDownloadSHA256
x86—Download8E1EFD430664D632189CF5D320F94E1256937723B1A2A6A885903AA9E802D341
x64—Download037E70D9436C2A6DEB467AD335AD38BCC34EFBA4CC42FC2C040839D303C0315E
arm64—Download791ACD66C3B611EA0E816D62AB7422E713B78CD58D4A2D36845F02D859C52A7D
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download39B8BEF92B91B7F5B54584610419DA626059A5FA99DACD246869C9FD26E5F2D8
x64—Download6D081A266FD65A04922CE6DCFC4F317C4DA8BD95B3086DA543892BE1B93D6AE6
arm64—Download20D6326A51E7DFB85859EB3BEB3C9AD2535345E9E650246FDF404DBD459780BE
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download089C2B422E3C54F55DF0FCD41F0BFFB7DEBDD3B084E14A410414F1F68E020C2D
x64—DownloadC9C90CF72ADF4D23E210A0FC306AAD092F0B90FF06A4A8A277FD255C6A35BB32
arm64—Download2159C091D82DE06BBBBD4FC6F2B9EB9747898966F3F9EB486D7753986E0D1EE0
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download53BFA17FEF18B279795ED13FEAAAA27AB0B80F5BF87552420BCB0B5BEFB8D578
x64—Download3F36BD41D31A1F02B353699C3CB4F2CFCF58CF74542B1F2F85E00325BF550D6C
arm64—DownloadC8935E90BB9C5CF94CB5EDF8819C81F6F38ED50677A18EA36930D8EF23C9EAD1
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download50C8290ED96BA802995FE6C320B8559C67C2922E0A94F23418DD0AC27FB9820C
x64—Download4A1FAD8D0C32B76539D18DEEA5DB0B05B43DF7768D5D69683EB94696CF330050
arm64—Download25BC82B961A50BAECF8BD3F993548AA025A2E736EBE028500F7C2D94E5686381
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download55B9116A15338527EDC6538071BAAEC37B8339B3BB60C6E7349B140F2B799296
x64—DownloadDAB6EF2FDA4488D92D7531F085DF0F07D0F5E22901585DC71872844BDE5CFCAF
arm64—Download5021A77019CA7297361944CE9A59021029AC9057CCFFAB6CCAB3B80EC59C3ACA
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadF3BDA8F632F7916ED6424D5487CA46401A8101478D31410781FD0FD2E3BC53EF
x64—Download8C40B5E8BD669AFD621676291B06F3B8EC0E3571C08516C1063D31196F0099FD
arm64—Download8D8ACDA147CA5B9B8E2B3266D0DE44D7C307E66035384B34DA6181B312708786