Tuesday, 14 July 2026 @ 15:01 UTC~5413,429150,800

Mozilla Firefox ESR (az)

Mozilla·Mozilla.Firefox.ESR.az

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

winget install --id Mozilla.Firefox.ESR.az --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—DownloadFFDECDD2DC75D7BEB30CDD6E34B606F4D5BFE2B6B740B0E0B3A5DB47C82FF8FF
x64—Download0B50CED32D75D52A447FB9E281AA4D9C35FFAD8F1862936C87DBB2F1EBD78DEC
arm64—Download8E9CC9A9EA6292C0B5D2F0383F7254DB0C614E9E56251C9DAD4A3A4C0C3778DD

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—DownloadA42D7366B4F3D995F4D2C62912C34F7C9ACCB7CC1C82BCDD3ACCE24818894D6F
x64—Download17B9498708A051AC96E1172554744EA43005426618D52E3893AB34AEEF254810
arm64—Download7526B266EFFC92FAD5B06FEE2D3130215D39409C799C911422FC0656362625F4
140.10.2
ArchitectureScopeDownloadSHA256
x86—DownloadD15D4BF31D8185FD91F16FF074A944B1F25BBD8A50BA654D2F96BB14E1D75095
x64—DownloadCBBC623F7B185CCD289195D26717C6D8900F892729566ECEF126B4A55069DEEE
arm64—DownloadBEE521F027EC147D612AACDC0409B31A34118FA574BFD21DE883D7EDA1DF5CB5
140.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadF7797C5B575549A6126AC8C3794B3D9167CD8B36C90F4BE31395CF3939049853
x64—Download99538DDA2C7AA93563E6B8A58CE54E348FCC8E37FC04A5CDC2D12E860E8E4D3B
arm64—DownloadBB3FF5B03B94A565644DF186FF20B47E9C0A407BD7D95CE388E874EDF3A4910F
140.10.0
ArchitectureScopeDownloadSHA256
x86—Download11B425E97A556BC505D9158108A619CF07174E81CF1E1B90BD2F24E25AC20153
x64—Download3CEF65A80264935BDC09E117CE1A7D69B261841E5098CF771C53AFA4D81C02DA
arm64—Download1B6A8D55A969D2D973BC18EC45A662BD4FDA158DAD9022A1A4F92BBAC7BFB686
140.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadB06DB971E475F0EA5BFD297C4103A9E1D436993C89D475918D1040B7100B96D2
x64—Download8D994403FD3F0908B656FFD51A0CF99F9FC258F80ED468612A86073440143859
arm64—DownloadF88AE4D93AF7C4A27DE187D28F13EEC60CFE096BC5E17806F703A57C04D65D89
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download221C4AFE9788F8F5957633878F4A983543DF57F3C79E991ABB4A03A72F596B52
x64—Download6AB528FC867DD2A224F4E4044C3D95C3CE900FB907B86A419C92F6807B1DA8BC
arm64—DownloadD012141AB10B34138ABFC1426351D1447CD038AB633D1BCEFBA7C36465B2FB69
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download15F8EE373AF442D399A259B04FFE50495975F69F593BEB40133B56DB5E412DBD
x64—DownloadB5EBB0DF70CE79F295EC5D71D9A7E295F4579C4A28A1CB49FFAA8187B9E4492E
arm64—Download75DD195C1A5E0A30BFB87A122A23D2B26DEBAF51E921A72375E789C7B1CA7004
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download89B9B287E0B56E123D4301188A85AE768396A5646A8109C3C7BD4E72C3380924
x64—Download517366532CAA7CFEF9BD20EE4D98D67B5C8CDF36D5D567E8A261211E39D14C8F
arm64—DownloadD83BFF34CB4283F58F6B5AC26B2D9444AC2D45718F5BDA8092DADBD67CFC50E8
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download74801751C756FF0B651C513B359DB4AC64C8CC11C5820EC2B322A7315DFE1AEF
x64—Download0F003690044AB744A9AEB2B4F82A3A2A9522783446BA99F88A3D9D0B97659D8F
arm64—Download32A4B047793D2205EE54521FB1ED3071310B90CA9281C8429F1B162E3DE03B0E
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download8EB4439FDBEEAF080B0E296D377A16F86E6270619EBBFF38F8E405E1713544E6
x64—Download010678FF006A596B9CB4D84A1FFF6B01CB0B1C3274750242CBA70CB1FBE978C7
arm64—Download6C5B1881630F81DF6CE3655D4737E19E808BBBBE564FB3957196C097BED7B83E
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download82E9AF787E2DE79120A76816B341C48B6D68B7CC538534A9E370322F174A3B4A
x64—Download432D8604903C0DE32FE877144A80E05E35C18CC3FFBC86DF3F93A12F08E3FB25
arm64—Download2BCF9BA2643DBBCC78603C3B12D7328CE2AC4A027565DE858A50F73DBEADD88C
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download04E4A7779A64A0AF3350D15F5258CAF7FA942A3732F22EBACA4B68D0D54875A3
x64—DownloadB6B15C9865A40F7E5004BF592E4DF956B8AF6F47A273AD746A6C2DE92A94B593
arm64—Download0721B27A1D5B1D8E747B7CA9A3D030BD6166A87752E0F7AC17A72261D1529A7B
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadCEFDB57B033016F62CDDF9F1EF83B5770234B0B91B99AD90536F72CC70083A0B
x64—Download3DAC676366013671136D61878B8632D2B83E8FF4DCCF699CB893DE3167CC9335
arm64—DownloadF5792862261A3663AFB2B96AC4ED7B896114C2A29EB01EAEF2D9112AF5CB04EA
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download2ED0D98B0084445F41A67EFB6205712FD43922294BB7B3B01BCF501111B1CE16
x64—Download5B598443A474398AC26DEEB8C50061834572C9D701793DB2D4DA0F9940567F47
arm64—DownloadBF19184E62D9CECBD7774F69F37E889D014C50F64698368C176298D7E1F03C48
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download7875AC84714EAE882BE3302ABF90470C8573B16E12298E54502C68FBD33D6570
x64—DownloadE771E950BEB4318365C0800629840E8C2F0BEBC24CA1959CA4C63A7CF2CA667E
arm64—DownloadFBF7D1A196899A26A614CBA04E964181C6E132700F8E0B54A279C8830E73F5D3
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadF60CB065528B4F2F44C9C551125EED470AC29A6FE8365E8D9439D135AC4F2F43
x64—DownloadB541BCB59533700685598CD069D4F052339D3F3F49B7B2AD3E5B207BBD77EE3C
arm64—DownloadE293D8365A673BF22B4E36F1F4FA1E962FBCB78DD5F1D77944F4616D3A276E25
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download3027A15B84F2F881BE829D5952B3820BEC524F56CE4E74F22F0B255B8D54E796
x64—Download0D6549D67989926C9069CD2C0D40DC8C7FA719BBB061212E11F2D3DE671E8445
arm64—DownloadE3E93EAF263118307E62B0EE91CBE4EA6FF6CC86067C3A1077E2CE9503F0CEFC
128.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadD1815B2F986DFDBC8DA213ECDF892183F465251B531DFE16A65E64D92279D791
x64—DownloadA306C745A70DD54C43E789EE051008E7E184B9B6B64F0A65DCFCAE7A2E560C07
arm64—DownloadB7E87193EF01D23438C1ED0D66F302F031FB7399A2587ECDAA8D4B13800451F0
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download593906F15BEA586114636C87244EFD5FF75062715F5122674313776E4C625596
x64—DownloadB79E328EAAB1638AE13D12B6A3A6AEC1607EF8A6880472ACB3908C1090DDF6FF
arm64—DownloadAF9DCB501991D4280E1FF6D8AEAA3B87666A74A8A1674F2F2605D9CC585E2C60
128.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadA56C85D6FF519BDCB7965E7A16635934B6346523831B99A9453A94315DE61970
x64—Download9F7AC35880E070B8DD9A7E6A5746F08264745214A74FFF1A5AC7E371B0F01C80
arm64—Download2C1579294D722339B3CC4FC5F1F5A0428952E0FF6781CE925FF92D97B86A58D7
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadC57F46BE027F11518DB6843D02148B9CC0506E2FE9721282EC4B9B5CA3BF13CC
x64—Download68720AF6C0859F861F09EBF8517DD2680B76B0459D46DF390089A9BFD04DAB53
arm64—Download9347359ABEC33D1EEFFED9CAC817335181683DACA030282F7772B95630701604
128.8.1
ArchitectureScopeDownloadSHA256
x86—DownloadABDC0DAA9271D2F679114120371ABAB494BB3196F2063B30D88E3CAD64ECDEDD
x64—DownloadF5AFFC294E21E41D2C9EFE563E5461BA1C144C348F3B85299E9799F5C11B9780
arm64—DownloadD71E6C969DA7DC9B445654DA1EB744977F2641B623D4682F9CC6A44A6286164F
128.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadB4439161613F8B7025D5718DC6884C3C29374D01A4FD14554C3A4EE87C2F54C3
x64—Download08D1148218649051959D7554F6377C0DDEC23A121E8401A7A518B4F73CBF966E
arm64—DownloadDE8B2DC15B310F342BF869AF5CB096AF4E3ADA6AAC261B6D20A5F7012A24A24F
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download460EA74318B2F479459CE8A0EABFD2A51FC65D69DCF0B97B6DAF55BAD0842616
x64—Download4A19A65814ADF1B2CCBA3C67D66C8409A58136FD7CE161B1379D8DED1BBAF8CD
arm64—DownloadCC47E429F44AC2D790B0B69CD3C4BA116A95BB12666EEB2F3DA962AB7A32798F
128.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadC02D7D6CB289612434EFE4D7B8A181F152C2540987AB64C0BAD19C41D7DE6D2F
x64—Download0B61C5F58C80B54E1B4E63B044E4B07BF87D0010BE6D4C4A2A479A1FB28768BF
arm64—Download2C51C3CD8830DE244B6482CC7C8EE40A205D2E4C018D22297645B5F04B835FC7
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download63BBA9420B675CA3076C6A1766670C6088E068B2F143628F62C778334DA3B46F
x64—Download099DD43B35DEE6283BC81EE2741C0213F516AF4EDD31A49AF96F32437BB10B03
arm64—Download28194F433549C9287D7B46DA7C9F8E8C729E021FBC304360117B7E03B2F135A7
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download7158797DF400D641A8B47F306F92B21CEA8FC8632601ADA7F7954511AA4BE118
x64—Download4BBEB9FC89400CDBFA162F5377F46210F7251D2CC63C7971C97E639F86CE3A95
arm64—Download88B8C2DB1B8E275872BB7A912BB1161F0467F69C1963A664E01219AAA5E16244
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download1DBDBABB3FFCE30315956EAC005BD4169A46280FB767CB3E80E0C05CE8C164CA
x64—Download16119235FAE25704ED21CF60C6CF431E97DB22C03964316F68AA8F652A7386D3
arm64—DownloadE76C47A1065A54C969714C9DEB3771F26D37D54F89D3228F1CCC2E6EBE4B2273
128.4.0
ArchitectureScopeDownloadSHA256
x86—DownloadDD9088AA6F2F1792F7D66B4C5AAB38A1FDC96CA5501BB23A813E01088287BD27
x64—Download4727FA4ADEEC9686A6C80A137589B11940B690808A564B6530DB6E7E10D1E0C1
arm64—DownloadB7D8509A5AC5718EF134C6C277555EDACAEAB978F965DFF7CAAEBF298C46AF5F
128.3.1
ArchitectureScopeDownloadSHA256
x86—Download1326B1D09F6808D44050C678D7BB9E732193DCCFCE6AEBD888579864BE0361C6
x64—Download6DA9E6F77B79BBD2225C1B862495591ADD2A24D0C19828902DCCAEB95AA2FA28
arm64—Download110FDF1423BD3387F1F894183A90134E21FB1F926FAC6D5B204077E55DE6F77E
128.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadF0F360A12C6242D83A3C0DE304777A10275479AC4EA260ABBA49E48A77222BC5
x64—Download80E8F2F00E2A3405AA75E043EEC51580F88516EE7AA4EAEAA1CAEFD6C9819FBE
arm64—Download55F1A4318BDD954E0CFDC60FAEE07916A715EFE0710C029C5D10DF4807B0544C
115.15.0
ArchitectureScopeDownloadSHA256
x86—DownloadCBDA20BC5804C66DFE315EB0D2DD00E48CC831C4EE99228840DC5ADF30E3ED1E
x64—DownloadCE9CBCFB898773356DC2A6DFDDF1506B245C3C169B58CC5EC2911C4CDDC4BC00
arm64—DownloadF3AFC46019E6E7550F9BE4A51AC0D76259BF9A0BC99B925D1C699A0220086C48
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download5E88388D446323A894414AAAA95FB2328A29C149FEFB17E048B6015B854701E6
x64—DownloadADCF4E86CF428EC13AF185F4C73E229DA46588A0739ECB48423BD64EE4A0D511
arm64—Download5C3036CA807496DD9ACFBB3B93B789CC57B5CB7EF989D52A540E4B1947629D9F
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download0841C6C3E122054816151874B9043990C09E49954D31F295A52C79645A7C3E3B
x64—Download22328517341FBA897D5F8B5F0B5C3216DEBAEB3233F994C062C405EEA3F32779
arm64—Download8484714B02BE40042C75570EEACF2E32DF1D107717AD0D0F5E8F3834F775863E
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadBB110F98586007FA4BCE11FD61CDEA4A5396F4FB3573BB8FB6FFAF439DFC9EBA
x64—Download471BAF68C23A78BCB81D87259010408A65E6A622F44BD2BC18DFBD8BAE0610AE
arm64—Download74D71301D2E770AF4C16CB80C9839BF2A1A4DE146B1DB601F60E24FEF05A9A98
115.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadF41B48669945A5097104F6B1AD4AA8653E2A27BCFDE142016B23A5DD69135F09
x64—DownloadD549D31245D59AFAEFC3886122484CE27826A6F854EE96C29D163C304A84621D
arm64—DownloadB7CCB45702923D49C1225012163AC2F2EDD14523277052D36DB02559DEFCF136
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download797B005C9CB8B2885287B4DBFB3353002DA4CD1C45EDC054697BFDEA6F65CE37
x64—DownloadDB487EC23642B653DC560A0AD6F723D32E901227D0B7A0498D976F803F2AF250
arm64—Download699D303BB00A12268E07BD84CD43C9CD71C79B373F255B19DE2E8CF3CC7E5E40
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download7A6F3B9EB9066B29F2F0B144C85C6BC47C5CB023528EA761F3F0B491D136CC39
x64—DownloadDE9D65780C994628E46FA34F462071C5CA08789CACD044FDBFBC79BCA2BF50FC
arm64—Download8CAF1072A4BE9D3FB96A82683C8AFEA241D380E36062F94EF33D26135A2F7932
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download92B7AE0F594E8C26AEA4A1AB4FF6224C8259357D8DCE6A3565F9ED216126EDAD
x64—DownloadA5B103A7A12F7F19D048DB752592BBE2A7D827575F03B89AE897E0F9EC076C97
arm64—Download54BB896AE2016FEF18339203D533B7A6326E753E56DDDBA1EC93DA01317CA1A8
115.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadE9260633D191DAB7661048F11BFA10DC52C1B2575F1A1C1AA7170CE8B3F8CF87
x64—DownloadCDF917CC6B19C8942FE690EBBFB404C7C018794ED7781AF667FC620232C9CC4D
arm64—Download3163B334D819064ACA7365DFDCF5F94C157AB8909A94FB29673EAAE9352D2595
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadB4367DD05D98765547ED01B4E2F5F5E5353157F6F78188E49B56E2A5C991F57F
x64—DownloadB4B891E40DF778280172D2CF41A9249D020D3F86AAC4872F785AABC104CF71C6
arm64—Download16C9F5C8A7465E9EC2D174D25176B6A0A388DE9031460DA5F3DDEAEF52A438DA