Tuesday, 14 July 2026 @ 14:01 UTC~3313,430150,790

Mozilla Firefox ESR (eu)

Mozilla·Mozilla.Firefox.ESR.eu

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

winget install --id Mozilla.Firefox.ESR.eu --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—Download76773DD2334B0E814AF2C10DEE8650CF4491A8A995A56D9FAEDC36D77BCD0F69
x64—Download54CB4F4E3C26EC7A9C10C548517EC73B18AB0B00691C00C6D4DEE7545090A837
arm64—Download6D8FD4F2E40E2532B9C4DD8F6EE9153D7AFE3D8FA87FE27802591986EF776BE7

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—Download3CCBFA6A4E342765AE52ECC9B5E9794E4701F65F1FA29297C5F38A9B32BBB0D3
x64—DownloadBB02AFC70BB8C377A2F857734D82775463DD0DFF1884E925A50CA2FC852DEC40
arm64—Download7161B7F366833A919135413F16FC9E504D22F9A283BD4BE091BA83CC3E8F8CD1
140.10.2
ArchitectureScopeDownloadSHA256
x86—DownloadDC654B824498E7232EE6D45E6459E3EF118C9FE8B740DB74ABCDACE13E03ADC4
x64—DownloadC7CE83A6B39F386A56B7AAAD33F1A844F0521C342EAD4041C4F53D3ADF327D99
arm64—Download91BB2AFBBB6EBF743EA67869D810A95B689E83276D344547A8F89960255B8410
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download8D06A0A7AB1D7F03060B35D26F1F1470D9C3AC36169599E1507B31CA006A6F25
x64—Download6D167AB425267DD6F99FFE6C40986F6D61877FB25BDCD9FEBE073AEB6CF258EC
arm64—DownloadE23D28E26B26E70A1845D56535C0489262DD08F99CACFA0A610961E9A3C15167
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadE7E8C856BC780835DEFBFE4A386C0C943EAE473864BAF382885109CFFA4E1F4D
x64—DownloadDCF6F979D664DDC9C25EEB018F62008CDCD00A9CECCE542522BBDD77DF24876B
arm64—Download8D7AAAD49BE510029765A8A054B1292916B8B7E7FF798039FF4E36B8D38D5367
140.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadC4DFA8706003EC47AB34DEB445CC8C25FD00F59EED7AB81993AB91DD3C0E1E30
x64—Download8AD0FF7C11CE71AC7CC2494B750DA4083C450A8F3430C387B169CC6176ABA19A
arm64—Download7C3BF8FC91D692E9EA3652589CCB14A099B68F330E53582E73DFF94200FA8691
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download8A4D732A2CA26158D5523389053AB53E926BE7432824E16DF1502FFD8EC746BE
x64—Download53F5EAF616DE422DCF826487DAAEFB567C0D2744225ACDE9F8BBA6023DCDB4EF
arm64—DownloadAF8F2928B148D7BD98DCF512FD71DC30649626031DBD8A7D94FB4B7B289B0757
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download799DD58B24F30208C129CFAE9325229AC0F56C20528075A267FC2F8BBFFDAD99
x64—Download0F41A2638B0B6363C3D7155C23B2F080AB54E2F3FA98E219D93AA6EA5A952571
arm64—Download0F74A1FB05798B6249D3A2715FA4ACF6DCB29226965B202E40D5869C40A175A1
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download597DDCB9D1D78DA2F19A691F31354E05A898BCCB266321C1EAC75C90EBF05252
x64—Download2E146C255FF270222F52F089D9049E94AF9A41FD36079DA3CE315748D655C4F5
arm64—Download6A6DD549B1686410525E8D07767EFD7E3C02875479F48701288E4784F24E7EEA
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download93D968120E68D617C815DA7610FF95E542128AA088B9D4A50EBC9C8FAA855470
x64—DownloadD36A3EAA66A40F3B4E5EFB8B6C3A1DD9959715B190176230772FCBF74765AAF2
arm64—DownloadD7EEB11777308AC0ACCE9BDAC563B3B701C32462644FED9F804E1100D408BBAB
140.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadA71AF09FD04E3AC3449004DC2669AB879BDE873753A10B442489ED5B18145CF1
x64—DownloadEEECF80A5BA5FC5EBBB2DE746A258C17330D62EF491544465180908815567952
arm64—DownloadB928144758C89FFECA2C652A7DE09D96AE9E77D04A24F90F45970015A34289CD
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadA04E108E0A2A29F172413D64157BC36AE42E37555241C29AA015EB7E306154D5
x64—DownloadE1D0152650E1E1D9FE323646ED886E1972DAE8700E1E24A014D9E5279761ED46
arm64—DownloadBF68A7046694C9952F1EDF1C93E4DE3A5C42FA081DFCA952D546E5B396DCD4D4
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download85C059443005D0223B26F336591FBF2CA4666EE991D828707BEF680297E466D1
x64—Download057868C79D1BFF77FEF4607A365E13ACC2F1EF1AFDCC126DE9A7357CFF1BEDC1
arm64—Download21D0AAE7590966D071171A4563583D103E26B4A7B8129ACD7096C6D577391B01
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadB8412998B615ECAE17BF5B03269455E5129D92E3ED8654B371D01738C3A3CF0C
x64—DownloadB5FF00503D25EFFC4FD33B6022BFCDA4781F78462B90189CB31B2CC771ED5443
arm64—DownloadB86D4FFAEB0FD27673F4CCDE0D0191D0FB6811649A6797F150AEE1054EE589AB
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download401418EE9F20E72FAA0F5118D5C002F74366549F04FFA0BF6B182B8585446E02
x64—Download049B1C8CE09CDCFAC9BA1992F63CF0EDEB25B5D41386F1C152A6ECD9A8182C06
arm64—DownloadB15432091E7D64C1D4C32D0D4CBB0B02D6D48DA236A3BC68CD6A40566DACDCA0
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download2C9A70E2EE61FA7F13D079A77437199485487CE5421CE3F6D30975D53220C81F
x64—Download8548EF1EC162FE41749CA8A17793AA9DED0018BFF12E76E112D5F6040141356D
arm64—Download7FBFA494C0270F70EAE5EE1E9CEC9AEFBF6715941F4B013FB09CA417908658D6
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadBA5F7CC19BD433F86D1EC41CCD80BFAEBD1BC6ABE4FA8259B28BA93551A0899E
x64—Download118711E33619C31CB230A78A8B16B667B2ED662ACAC0DC438823BC39431AE5E1
arm64—Download52AE8C092AD729CA468AFF89149139F66D92B1AC197F5E41DBEDED37F73F7D08
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download3EEE24FDC9FB631FFD3B7A581EF9F02BA5E5182BBED909A671E1194F6FAFA0CE
x64—Download9CFA3B8725981B9F85FDE6837D00E81619FF33A69C2EE78393E69CBB6885E760
arm64—Download3DEBC5AB88D47BE2F4BEC0079C49D7697D38024F54A33A05EA4C4AD3C7AE2C5F
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download2E33413F62169962B1E53B42591D446918338C81A7E1116DBC46A915B8285DA8
x64—DownloadC610691B57D8C410A8378DB1EAD31AD4FF8F4F07175EF24B88DCB8E897BB177D
arm64—Download9C0BFF727E7F851378CAD75CDE90E4413F851014B474AD9761F6CA582BDB3F10
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download07E30FFED70531F82A741E21D24422CEEFB7AE397B694ADEE7D469D4AC8DA082
x64—Download291F7D36CE8A5537AC23D7A3C6734D715915DEB9B864D88D492900239757C68B
arm64—DownloadEC9421EE05B7AB2A204C712FBDA44F5F1AC9758AAFFC8259166CD26EB1611BFD
128.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadF21A7724C540CDEBAB8C6210F1D253C1FAA6EBB1F36E91A07D09C1107439323C
x64—Download96D53739C85FF14B11645A89A701D83D5DD63F92BC6134C3F6A7C39256CB7646
arm64—Download063C43BD0640D15C1A89538CFD2CD9201E14EA590FEFEDB2204D0B24E3126E85
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadD790303AAB08BCDC1DE705E9F7B000E1FB83451F527848C48228DC94A9140414
x64—Download59D6DE8C82ED0D79F8CCF2C84C0B72BD2707D0121E579895CD70E1E102CAEF25
arm64—Download4DF8A6F6FABC5AEB7D09D16B4C095CD045F0CC6081D90E2A05441D54BB2EBB1A
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download73AA907C3CFCF72EED1170F04E454BF54BA7A6211CCEB7155C16652C32723E44
x64—DownloadC1A94E00C221CC309902587B6EAE108EDC53DFC0A6D107E621BD449D43A1DA7F
arm64—DownloadDF690FE927B09A22A6C2C5C3137E1CADA178798673F334041FA898DEA8BE3CA2
128.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadC246D5EB705192FF7C7508AE754F4E76851A377F2A3C9D03F4B3E7DE4839A925
x64—Download39020BF573A9EA108E30A237310D473CB3238109C28E74D053160003FFA06EE1
arm64—DownloadCA470C514F0FB1436CCA6F5F040B87D2ACD307952B10BBEA0BE0478F6BCB378D
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download8E4402D7B9AC8A351B10A8440721C449F2237AE2818790AEB36CD2B866586731
x64—DownloadB52770C95E3A303EB3ABA2CA8D566E46C61B37688248AD4096BBF7E5F9364B72
arm64—DownloadFD0F441D07F25A7B9E5894CE4B3C99773320006E45F04507ECC057CE1585D492
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download15A593506E990C9E66DEFB936F586406A664ACB47395FC72B88140EF5F7C9579
x64—Download2BF5077B788BEBDFB20564B0A41D4035CCC7D79448FEF0E50047E8FCDB786DC3
arm64—Download1D878B4BDE867E76FA4DF1CC3FA8ED68658435F869EF1732D44C4C41895E3352
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download363E9488C820C861AF2E89B3F3D0D701F19A7E33384A8D22EE3CC87C33799F2C
x64—Download1686D01E233A3BEF7A379E336F476F78E8E4775528D34D438B4D5B6749251A09
arm64—Download32EDE4E158599685A412774B66D28A7CD0899F35F793ED4C9170F00688A72D7E
128.5.1
ArchitectureScopeDownloadSHA256
x86—DownloadF1D48EDD520326211DAFB05C7A10751EB7EB1107644FD320623D40D856A9F916
x64—Download84E629B429154835F3DFAB088B7087A339281C5826493D385C67C2D49886FD7F
arm64—DownloadFED61BC3487EB36E7306C414844FB8E7D21862D3652CE408BA6FBC5A4DAFE0DA
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download857B0F3749A2B28E1BF2E45828BCC814B1287C74818AD61CC701EDF42A05F109
x64—Download8078871BA5F86D426C1689D7A3E8FDA8B70186BAD3D43DA78D023E9C7D8786EC
arm64—DownloadEE36BE5F84025DDF32FB3F7FE81B147BE9CCFC48B0EC868D278BEDE61446A421
128.4.0
ArchitectureScopeDownloadSHA256
x86—DownloadDC5F510C1E4C66A5E591928FA95808363EA93F00C3BBC21B8C42C04FD00A7842
x64—DownloadE5F68BFC62025CA9C39EF031BE5035EB67DE44F1482D7CBA2619CBF3AE8E248C
arm64—Download03F40DF44CEC9E60437BEFFC4B0B29C0C6D4F4760CBBB9415C13765E4E274942
128.3.1
ArchitectureScopeDownloadSHA256
x86—Download02539C7A3137378C0D6E253AAD73EF8A898C355FCDACFB924476B1308D6474B6
x64—DownloadE7785667A3453C8F8EFBAA0E1427FC23D9BB4B14333AFECD5A4926F81DD7C930
arm64—Download1014E61CA41E4DB30A62B2991CFDEF454FD41B262FF26A0AC7C812F065C4A571
128.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadE5675BE001CC0E95D6D62CC3AC1A7910393CF272AFF212166C65387ACC4A3522
x64—DownloadE7701EFF8BDB74D9A4EFC395C53B44ECBA6635617962B22B6BFCC1C2C16B3925
arm64—Download6513C24A3D2B37B954564E7E4C5160D4A4D5A683B2D1ABB57D6AB7BB5924816E
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download899740E249BECE6D7191CC321A71EFADF37D0FD586AD62B415A9BAC480255DD7
x64—Download9F3D8D0012FEF6D8EF23B40BB57F1254700ADCE445BFF4AA936CE28C4A44A216
arm64—Download33B2C739E5566EDB66A9EA6F6F3050A476FEEAB95F2EC2892BBD2FF33486FB83
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download5884FB0B608A98E8514C2C77E1F4F22DD34486DF0B0635CBF9C326276670A4CE
x64—DownloadDE566A6E24D1ADF923ACF368A1D903FBF990AE120F29A471C892CB2FBD985410
arm64—DownloadB2C6547484ABDB7A3B9A3A2D8BA50180C2DBA82F19E14D02E9FAB0558D6856D2
115.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadD381ED3FEC4C8F1A70FF04D222604C2600EF921461B7415932CE726303BB64F7
x64—DownloadB867D93BDD562E698946E4B682BB447309BBA14E9C0AD82A4E06BCB904731753
arm64—DownloadAEB640EB6BC60B55FB012D50E1A4C8C9582F73EF94BD0A565E3F7FB33EF33AD9
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadCF6F6BBEECB31226B2CC81101DEEC5AD74F8E58F512D5839BB49B9D3F725B850
x64—Download5DA8A9F6A3D36C51655BAC47E1044CB25FD79567B9DDEE1498E059FB5EB8706A
arm64—DownloadFF1067FE7FD608C48C2217CE4E86FB2FAF5BBAAD30740D145700C90A2AC44104
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download7EFAD4D892B519434C96DDF5872EDD4DBDBC148588A2914FF64DD3AA33266373
x64—Download08C6EBF6D36978011DE1C0DDEFB2FB5C438A383FACDD1AA0C85DC9C78A200A7E
arm64—Download6896DC3A26F53C54DC6C96DA5F00757F0DC0ADB48B080472C71AA31157EDDD59
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download66B33A469F03EF0F88CDD80D65A343DDB1B18EA27935895BE664BB3D6CC0F574
x64—DownloadE89C5D4852FF1AE130F9B41844C4255C4466AD221E0FBAD84EE1055181A8BC8D
arm64—DownloadA81788543ADBD38A857BEA4ECCA2641A8383C0EAA756AC1BC545502C3AE4BF9A
115.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadEB0C11563BB12291534B0B6D6045E11F0D35A06842B01C5A3680CC1C261A31A4
x64—DownloadA7528799BE6E6889512C8AF280D542DCC55B343CE3017CADA9734325DDD453CD
arm64—Download363415BBA30CBF9A5363789989FCFF6F91B57B5D16E061AE14E679DB38798CB9
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadA3EE7439E036B8BA5F20FD8792DB5A6DC2A7D1F923FA735BAAF25B12BD8C4D18
x64—Download61D0C36A1E407D6F96C338B96DE11513252D2AEF97D1216BF4D7E6CC9AF056AF
arm64—Download945D4F3C1C66D8E6C62BC0AED3DF30C360A84989256FACAA96C3C69C2DF18005
115.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadD8DC3D0866B40BFFA815D78E71F0FA8B651357B527F63597F61F43EC265980D1
x64—DownloadEA75E97135B6B75314DFBBE842225702D4DF2A5212E722A25545D356777B2429
arm64—Download17582BC23C6F48A3762692DFCD05C79446D91CC2F197F54C7728A7684A769888
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download2FD448B71E111D957736E0EBBB3518882F4A43ACCCC766B553161AD4C37AE38E
x64—Download317FFB789EE3709E58E8710A93A366CBB67F781F258600F002A768CBD6716B65
arm64—Download48B5D0EA5B2C264104492C144871A443C557F36FEB99FDBDD7119A9ED20987D6