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

Mozilla Firefox ESR (lij)

Mozilla·Mozilla.Firefox.ESR.lij

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

winget install --id Mozilla.Firefox.ESR.lij --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—Download9D19D47DB1DE7AC6D355292E8CC4CB0ADD4A1A34D41F7223AF6EFE45434ADEC4
x64—Download140C0019745DD7FB395651131D6EB5B51DA14DF62A93E10889D7B1D076522316
arm64—Download5E2BF722FBADC8C268712124ABFD2240F280E9BDED6E399EC880AC4EFFB8123C

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—Download0025D2718C321A69B22E8E548EFE6661EE6A928A496533CA494BE4E2471C07E8
x64—DownloadCEAC579FF6FC986BCF161210D92205494450073E8B120421DF3338691D7E65F3
arm64—Download603047915F59E2B10353A3B947A21CF9F9E4F333C837AFF66370EFF7492EE1D2
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download5939A4E6BFDD1572033ACC7F2E76DBAED819E99046996B06C4F39ADFB70D7456
x64—DownloadC029FF2F4C98E0EB0E8B38A03F44F535B8281474882A5F01D506DBCE9E1FEB48
arm64—DownloadF1B855955F3A6B841D1C726625B5D59F210D2667395C5DA83703BC1228094D86
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download90B938A9994E5CE597E08CA6368406CAF25E718FAC413D5383F5A551C1A86BDA
x64—Download18C18F72D8DD4A1A9C7354A085B13D8CACDA8506D3B14121FFF652820F7A205A
arm64—DownloadC9A5064284C057684829A2688B7364F8975219233F57DB253197CA70CC02F681
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadEED519E2C2B56A27E0F3C3789F7534C68C90E83435E4489A3F6879A5A782E58C
x64—Download60F68E363A14D4935F5C0096BD73628967B01DA256A3A729190B5DA947D4FA75
arm64—DownloadB15E69E156436F6A01C06E4AE6CAEB1F8F940C630889D20A48A34CA4E8CF840C
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download5D0D8F98646B60AF48BEEF64D6C09497F793A0CF895AD4C08B846B38E8B29347
x64—Download4E2A55952EB7E43E28B4ECAB9569535FC7D1F451EF7956E5C5569C1A2277B6FC
arm64—Download1B923B8004E0F49483E7ED95CF7F64F077C0AEF1A93963009E5C2D21BECEDCAF
140.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadE3FB95A52A5D3F0A172506E07973B73C13DACD6E4F331237D72046499DE44849
x64—Download76D4468C3801CDF85A34155D280D1DB7FCF46D4ADD0B4A317EBE58CD7F78F030
arm64—DownloadDBE5B92F6FB4661ABE094CF981B6EE3B09D69E11617086E27BFDFE17F99CD4FD
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download3673745A4FF5BB55CA53AB429D803A495D1BC198C1F4AD60A9234F814B0E8E71
x64—Download21005B22E383BAA77AE88E730E3D76BF6B248D70BF4590363F31D53B109C2165
arm64—DownloadD41A724EA815EF39A43D72A1FB02D67BDF0D27F36A75A454177C270FB12DAF14
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download953227604569E099E7B88A3776490F0725CB83F39AD638AA0E98099EC336934C
x64—DownloadF0666EE95EA2EC9C0B9244C44B63E6F063599077875F993C9A0DB8A69BC8DE80
arm64—DownloadC3F9C7F11FB8FF7BBB12573C1C4B25521895E9860857155FAE08526EE3527F2A
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download8DA60B5408B55D0125EAEBFCA26918688AF890CE24FDF383E20C3A88A4340C87
x64—DownloadB37B732DD57127EDA8EC6FE9A7C88C7A6229C27E4517968BF57C4E1D3848547B
arm64—Download7A51C8B490A8BF913A11EB62F9B595754F169B7EFD0FE0D842A7B5BA58DD8D06
140.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadC8D039FDA2DAB3B44CAF93825D967250361CF6BB0F9B6711409058781E226C62
x64—DownloadDA1B8A0AF9764E57947ACD3AEDE722F508AA970CDBADE49E2092303649068B69
arm64—Download7B3C6D83D8F24ED48259FBE99C956138F0A7AEDEEF2A2DAFA8E32259616D6763
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadEF6A652D90B8614C3F3B6BAA3DA97418F65C32947C773FE45BD6D66BE41BFBD5
x64—Download3D754C8DD10C8BF4F6DBCEE2B2F213D8D98C1B08FA1509EC9EAEFA68D44AC386
arm64—DownloadEED110557A5CECCA8D2E917968141FB4B82164CDD480DA8594A057511F6BE6F1
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download0ECAA5F39B337FD8A5FFABEE02C62F70DA5675C79B43846434DB646111E0DDE3
x64—Download95C79A670F768002185252ABA2C36346FB12AB09CC1496B9EBBE75766259F43E
arm64—Download73BB29E2474AA4F79CADA2C0A0620B185FCF1968152FF69E3C33F50A975CDA9C
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadD36AC849E2049FD7F036408905591DE4DC8ED4F481FC6548F66EA454FB8C3645
x64—Download4176907066F3C80A23FBA97F57209E1C78BF02D43C789D0219EE63708184D8B2
arm64—Download67C426306110A931CAE39BD997020E47038AC999F28E3EE0613622279F8AB9B0
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download1F38A590FA749F53E9C5AF36521F8DC2C7F5C5EF8C4FE5DDDB76E17D67EB7FA5
x64—Download4FF83C7569188ACEC6FC50FA77558D9C0C60E0B53A21D9E15627E195F3F22386
arm64—Download2BE6459A584ABE731DFF03CBA4BBBF431F46A74988CC2A39F43A3FC5112E5A67
128.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadE49B3A1B402AECC13B4683421CA488A3401969851ED45EA6396CCDAA786F0B3D
x64—Download6600375343281EDC0522F5CA5B63AEA85114E25B5277405195511C0AF952CBC6
arm64—Download78BB133950719058B0D642AED0AC828E7C58D6FAA82E50704A37787958EF21D9
128.13.0
ArchitectureScopeDownloadSHA256
x86—Download19D5D59FDBD7ECF5C997F509B821783624772065B42608CEF6D90CF23514F49B
x64—DownloadC858B91AD07BEC042A0E2762FDA80A013A5BD14A5801E386580E196B3180D267
arm64—Download88B9A8719F3FFD4207CA6656DEF6B84316DE381CAA7079784132605E80AF7B60
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download0434E87ECBAC0FBB2B9468DC78014D1389C208CE536B9980D21E9C435EC3C796
x64—Download8FB8F55E58B59CC0DF1CE18C9DB1F749EC34919F977311522714812191016DF0
arm64—Download56CF918AC1D0E461158EDD6074AF388226EF8ADDCDC1472C6271AE1431B1DD42
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download0D3C0ED8F28BCE4788AF270925681487A6998E58DFF826BBDDE596F9307C44DB
x64—DownloadAB1EC40BB4FA0C6D4C9100CD140F7CE27DB3E4406ABC44A6EA682483C56440B3
arm64—Download5C18EE90919218BB46559F8796E30B9CC6C496E265E682E1395FFF2C14A40BB6
128.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadD7F4FC42D48EACD2BBF0522143294043413EE78A57171BFCDE311AB85DC3D737
x64—Download95D1040D21B9D8EFF08D6D8A63CE5AA982EB872CADB7BFFF38949D483CA1BCC0
arm64—Download75FA8BB8C124F24E70D08E8C4D10086A513B615D9E0C9AB91AFB84D1B9CF2233
128.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadF27F212352960BCFBE2885C7101CFBD993067C27DFCE64C5BB68B1FDDA662750
x64—Download6C38120C9098ADE5CA961C7820E287AD50E6E0644886708BA46DD712DAFEC7E1
arm64—DownloadA099B83E38F5128021D903C34062AFB298E1B47DBAD14FDA5071B3FA30A86B79
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadAC7009D092A9DA9AAC0B61BCCF6B38F278EA400B29EB2B8FBD6153F7565F9AC1
x64—Download1B83FEE5FBA0F696B21CB71D68733F4DD2CA47E24262506E2A79DD7DD5A15435
arm64—Download2EEA2E96A9F9084AFAEDC27A7F8C8FE4E4C32BAB417CF604758B26EC2266F395
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download2E2ED35CFC97908721FEB09C745BCEBE24C2D4D6288814A6B24B4DB377443431
x64—Download05C24CBBEC6B7D3A6DE2D028F358F1281A5B26886BA510B41742A2AF24512CC4
arm64—Download94E946E5A76B97ECCA046089B49179D07C1360759EE177109BE3253F22EB742A
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download2FEC47A7ACB545955CD2A2ED689AC60294DA9C64D65F4BDD4B1D3074B0F95B44
x64—Download8E96434DD0AE81E803575ACA38C7E380309397F72E837A31EBADE95DCC7CAA5F
arm64—Download1D3111DDDEFDF7D2AE7AE17C94485EE08EACAA7560380025EA2CE93B1F80AAFD
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download789589322F8AAAF9E6CCEDE2A6E033B58ADAC6AF8C50A4D4EAB49C56F4E43783
x64—Download82AB44F2EA53EF5603E71E93F75969299EDFE82DA8DCB0211A32D6DAFD086A8F
arm64—Download793DAB7079C267BB9FADF3A2BF402D5FBA5D9BA6798404AA18E92740C2976428
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download9502DA7352937967910036A11C9319C66669BBDF2D70562D7DBD47ABA9735B13
x64—DownloadD49970648B5A27F7EEA731E6F43E957250741EECFFE46D923E0D37BF5D9692E8
arm64—Download7B81F01E5B89B5F42AA26CDABF58C1F336E46E8108EE0EC554B5836C6819CBF5
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download12FB64FFD7F1B32986EB71BB92A3E93E99B003BAACC52C635BA51019CBE7E343
x64—Download6CBF9989C9A4A9014C10D298C08877BC987D5FFF84729382F534781ED33D9350
arm64—DownloadE11FBE3FF4D9EC72F30CDCA60B3943A97F562D61F8597BE2259B930DEFC45D24
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download372EEC9F3B535648E056BBA196767F149C53784EB40EE6631F2F6556F9A2CD57
x64—Download92BEE5EBCE98E1F3AE956E5D3D881FD954138774D864403B7BBCE048AC83B25C
arm64—DownloadE1C8DA12113673B8EC1E619FF324BEB23C2E47E6268B38F55C485C88378C5378
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download1D391D165EE6F266912C8259A5DBB7761A8DA6A79B9A05FCC8E997159604BEA4
x64—DownloadB4580265B9DA749452243926185FB9A58CEF80E1DB1B85AC61E190B2B1638D1D
arm64—Download634049F62690F93A003D8248AE7CAD5090107DBB5B91E6FB94B3D9481CFD8B5B
128.4.0
ArchitectureScopeDownloadSHA256
x86—DownloadD0709F3F6F7D67D9E5E277B8196DACC6A1A91C10B5DA4C81CD9AD0F148B848FB
x64—DownloadB45BBF2F846124A470D20065C27285C59DD49BF85EEF1FA93BA36BB782FFD23E
arm64—Download5405EC0AAD0FC6D2FED749CF5096D6238ADCF9D4E5E970541430B1E870C44095
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadCACADDD3D06ED94A6550020E0FF29392131D9DEE6133CCC2A021B2A43212D1CD
x64—Download6BFFC01B49CB06DD31DD6655BF2FF3359E91B05DDF096EDEDE64AFC5BCCBBDB9
arm64—Download5A33F00B0101BB3396CC37B5BA136FC93E4DF5C71AA2BED60082AF8FF70FB817
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download1422837CD0366573F9E8009A73AF262D5F0FF77BF2CAA8A391B72F1ED071BCC2
x64—DownloadFA2B4DCCF9805B22A233FC1343919A3D1C893346E7A4E301C811D5D0A452A9D7
arm64—Download8C73C71DACE2B753AA8BB8F8EF331F888C9BEC0C4E80797142D780B2BE6E9A1F
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download33F42D0F6E27FB85BDE560F718FB29DCC5DA62C41F8A32202B24E66D415B2A01
x64—Download640E4375ADA020CAF068FB4965F0BBC2864DB82381B3A3A135929B728EE4E802
arm64—Download6C7D6F459C880CEAD6373BCF1939207330C9352779FE3A8890DE7238B039FE89
115.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadE5988ED5BC6A96C647DECDD0018F80A821B05157B8060D25C85CACCEC253A6E5
x64—DownloadEB58769C42743F7024B04817237940BAEA2596FACA37987B711A23840D9BFB91
arm64—Download0EAA426655F679143DB0C45D07F056F23E3845A27172C45121848179ACDD3345
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download06C328C45BEB35F0281EB441F805922C9461FF475D34E1083105C55CA15258F0
x64—Download654AFDD892D1F733A6EA0CDB21AD0DA06EBC15264061BD3289823D8A0AC71894
arm64—DownloadB1440EC497B0679C81219E5B58E06B33D0F2E994FC551C6F2A0C446A1DDA6A58
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadF4BAF132D2B64A0E0F4BDC87084455E67A7C9B2E4139FCE574EEDD9A01BB4E94
x64—DownloadC1C765D20A60690BE3D302E67F1BB8A432E2A08D72199D1007B2CF750BECE953
arm64—Download997BC6876D541C76C5E002F1BB174EC6B2F436CDD9CEF9FC6B2695CE5383901B
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download0DFBECA5FDFD882D5348E5028D712DBCF048C747222A7DB0AA049E64504D3256
x64—DownloadFDC1A173427332CCF302DCEF4E26C01BF5A6AED76D94201AE0D49BB7541982D5
arm64—Download72B3E34A12DB979F694B4F2101C76DA551111B256D2C161AEB5C4FDEF3BBF392
115.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadA1245C9FE768C7A4C3F2DF2A745EE101E52412C1721C26F83A10ABB9731D5761
x64—Download99EB744F950D8D3509A932D852E7F7F0FBE055D91CD51A69729D2C427B08779E
arm64—Download05810DAFC3E589E429D86E937575CB70971EB81E5D543761F0C04E1D118B5D90
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download7386E1B306102824814BEE3D3C9152D519B7D8D6B6C5260A41E5E4D2FEEFE6E5
x64—DownloadCE8D48961DFC1C32601E5856A4F8FCE40B051A1CB958569B4268AF0F4F512A58
arm64—Download3D5A242CAB02243C1195B8B82C37178E402FE7CE652E0034243FD634333EDCA3
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download3990757F5E21220B70215190B7BABC36CCB7DFA25A1E268F2AF9AC5771A96299
x64—DownloadA02C4AB3FA8136A131FC1EA20A1F63D1A4ECC673EBDD87B0D2B6432E684246F8
arm64—Download4780831D819A66DC78722E8355BA71B3F5FCA8EF517EE2319493F594B232BFF8
115.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadD42BBB4FF0051EE29AB433DCC2C0A77807E9ECB55D127EAAAABA9C0429E2A50F
x64—DownloadAD617FEAE8E0AAF138514254F5E245D466641FA6762B711B18BF362A20AAC99B
arm64—DownloadC2F05F81BDDB346C16F928BD55413D55D3C41C010C0C6E6AD042BFA3EEA7CDF5
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download9FD5D3B90BFBC55306A20E6F73D03BD18AC6E77B83708BE8FED7C130827A49FB
x64—DownloadCA3F907698336208062BB162717370996D00789803F24D3ABFDEB204B602E5DB
arm64—DownloadEB7417CC5B16CCAEC5AF5AAA169291C1EF79EF55440E7857642798AA3D08FA9F