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

Mozilla Firefox ESR (be)

Mozilla·Mozilla.Firefox.ESR.be

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

winget install --id Mozilla.Firefox.ESR.be --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—Download2603DF1D8DAD71E841C8413839E84864A30297A2F50D62D09EE55AA2BD204313
x64—DownloadF074A8C1F6A8FF072CB7CED3AD8BE0E7E951F4C23DEE12D93CCA53B3689672A0
arm64—DownloadE242F1248F9322FAD4853EB32CE4BB073C116BE0F6046EBFAD16FEBDAA5D436E

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—DownloadCF6CC7AA2A2F505F1A339758CC28604B95C82E641119BD33CED072DEF0B5276E
x64—Download35EF53C1AF420D5A0C20015256A7D542D4F9C52A3C41B88A023677D9A143D146
arm64—Download9AF30FA9094BAB273E8B0660EE9C2340E5F6FA6265C3ADE057C8CB83D361EDC7
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download1B3F7462000B590B6C82CED408885994AA1EEC472560BC4DBAA83EAEFD7E47F2
x64—Download422FDC0CCC025F09814C6D010351ACFBB3FE68A03A0B10D942202352039BEEF8
arm64—DownloadAA4BDA2953ED5FDF7460B738A497A8DACD7F4DAF50D3A60B58C1591728B49330
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download39A324FE9A6C528656B43BAF05E3E576AE25074F1AD8ECDB7E2C90CD2712297F
x64—Download1379EFB0FB1A9F66E7FC557EC81D24744478578BD92853A7843D3E27C7F2FD62
arm64—DownloadDC6415FA574E219A85DB333B8C3F3AB463A470E10A5898910E777DDDBC30D453
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadB5F530A6BC1D6B39DEBF2DA18CFBE4ECADCC822EE0790F920072B1864E967D60
x64—Download74DF5448E5471A24392293CB24C9D4E3A86721CA21B1C52BDFB190C975E1139D
arm64—DownloadB1D6442C6DCE714144C872DAAC8EE8B96855C67F40FDCF68606F26076B8F4298
140.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadA140F1784D1B27CC52366CE888FAF68D1231C5AAB86D0045854722C8EF57B2E7
x64—DownloadD4113CFCE5224EF42B887C2EDCEAE03555F14FAB28D655CA74D04D8DE1946DF1
arm64—DownloadEFE7A525E63C511812504BBD629170D1FE9573AA0D580285B46527D1A9E82828
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download0AFCC0934ADDC3FC6AEAA5C2CF9DFF6963B874AF8A60B8B0CD8A2F799472976F
x64—Download70CBAD658ABD7C587F52BDFC0430CBA5C9946285BF43F589A64294EAEB2D9012
arm64—Download531990C666594B1168EF97965893699DCA185563B6D7E46CFAB0D27E4127BFC3
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download1332C337C27B99F1CB7D8275A158AC1D8074A3AA1AF9FFD42521F3BB013F8069
x64—Download43979D97AE6D9839966A1BE53EC7C8FCDAAE9D8E4D002400D29910B198DDC3DF
arm64—DownloadD11758873E4CB44AD9A9BB5883C9E9AF7E9E403D505C73165E6784EFAF0CC6CE
140.7.1
ArchitectureScopeDownloadSHA256
x86—DownloadF91885C2337558FABAA77A4BB516FE2E5A59493F2BD5EA4FC259C24282C52CFB
x64—DownloadA658BE6267370A55504B7768EA63668F6E7A8E7FE4FF6AB5AE51C4C9BB023C91
arm64—Download527ABA9B371FE3D3D714C21ADBD42E3F18359BCC99B5FD7FD4BC0CD5460C7975
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download1348FC1D75436B4283296BCCAC2C6D390094E35A7504D58EAD92F212314AEF38
x64—Download610D7C2198FD95A000C512B5CE79F3D4D60277E79A43E43E2F5965F1C5820B98
arm64—Download971BF4A0EC8FE0AA1517BB2818170D1D0F8805FF73DD9D08A10DDE524A69297B
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download7722341B63B7A2EDFCFFDC490497E558759224518DEBEBBEA7F6D6FFBF4D88BD
x64—DownloadD46371CE2670B646492A34ACA19DBA3EA74BE73212193C6592835F80689E547F
arm64—Download2F07100953345457FCD2F44F6B18A56FFFD8C973CFCD33C119BFABC34DCAAAEB
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download4BD38E4E4E2A8487C8A802CACDA17C3CF66623C80C32BE787772C7CC32ACF545
x64—DownloadDC60DD3D33458F585785612ABDE90BB2C19E8C485F86A60E0BD4B6219EC9DDD3
arm64—Download0D8A6282535B4CAD29E2B442CEBE61C0FD4BF9A45CAE51035E79F049610A8A8E
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download87ED28B519E4481E88FD95B5D1185C853D4C6276F89780B0DA9E9F5B9B32F0D3
x64—Download971C1E9585C51D0B96EE67E07DF90C30386696756F928D6685F9C246FB07F27C
arm64—Download96A2897C95A2F792465E2C83D080A8DFBD68DDDD14CFD2205A3809992D247316
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadA70EC16C3A31C54D01082B19B09C3AA05149A57E7FB40EC56342A22532BFEAC2
x64—Download2E6F3DF2513C23DFA7B0E0DFCEC67DBA5FEA46CC3D1125E68E1ACFB0788A2C5A
arm64—DownloadD40A322A49150D607B08CC7C6ABC246576FA2FC028C85415E94B5279F30352BB
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download837C2BCD2DFFA1960187CE07936D181F6D0EC9AAA5561AC4AA0C2FEECBB2A896
x64—Download8F66631761B8C6E2187854CCF0BDE0E5FC5D67104D29494975D8C1416BE65B8A
arm64—Download4EED5C831E4219C747EB2B6FEDDD4222577473955DEE81E517AA54A676A433CC
128.14.0
ArchitectureScopeDownloadSHA256
x86—DownloadE057E2EFA8C1676A2EAD32605F01847860E1E4F70EE1B8E834F95694EA5E1A47
x64—Download9218169E57BEDACAA0951AEB232A261D74FAA020695DD75BCBB7251E4A75CB09
arm64—Download245A60034117C66D3BE6491C9B289FBC3228E311990DC4C67432B3B8F66E0DDF
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadD2A7BD06AE55ADE04D492E9A4B29F01EF2F2C059E34148D0257F0FCE84C59525
x64—DownloadCC165FCA60D2666FE9CC835BF6F6CEB43FAF1B66F9A4175EE9EE2301540E3664
arm64—DownloadEE386FCD41F14BE3BD91A27EC122E05DD99D88EEF7472EED702DF074B99959F0
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download3B252D72482B2815FBB0D44626032F3E6D7A704D08EAE2B2E22034C546569005
x64—Download8ED5A5E4DBBE09EF3CC574B528CF761E22D566CEEFF6BB12EC0FF414B28FFB0D
arm64—Download300F4CCEA980C7E0C47D2E3F3F663A4A96924E0CE4F302CDAE6CF79183412067
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download3B5D565B7E43DFC38A95C88BE7A2667F79E93DC6179E4C93CF69896F32286F9B
x64—Download9F21313C989BED92E6871595E9FC6EF467A4793633EC37C6C04412C0DBF0E6F0
arm64—Download49813B4202D52F39A7CA69240FF04402006B38373D259402DC04BFBAF0B56ADA
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download5C2A13C634B67BCAB4633CA15B46210BA51FF0779D43ABCB52EDC6FFDE6E1C3C
x64—Download7534A3294C779A639FAF8E9E03671CADDA031A939128ADB22921E588A1FC2989
arm64—Download23690EF4F996E65C32ED1B7C43D9E12E4BAA1C1C91CCF3726B2E3716B36D8F2D
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download0C9A70B301C55E13AC199953E738C40AB5FBC3050A902EA8C4132A9EE5AB1B4E
x64—DownloadA9C1442D64C87813772AE4F23146C91AC60C28875DD895914865D760A79EB972
arm64—Download558A79261DF1229D485A6B9A28CB32A5D516E3C2F23B7CB286483978438FEB4C
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadF54D7F310A956FA056AF837CB572C3FD09E9ECA67A6E57404545B9D855704149
x64—Download794EEC45E900683F0EFB38A23D99C2743945DB50D96E86450498944B2E0DE721
arm64—DownloadFBE071FDAEE938ED32919ECEEE44E55AA17ADAA08BCD0EAD585BE69D86F8F103
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download41A188155F1CA2A2FD061CE8474B2A1CA870532703302640F24EBFDD8091DA34
x64—DownloadE37A7C289064832511EAF5B9325B3D158953A8FDD49164EEA612516C666FA5CC
arm64—Download0E175A8B8A6B67A8A05C696723A003A44FE89239526FCA25A0D816CCF1317E8D
128.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadF834E6541E2EF2F580F9839E4B687021EEACB7E1E0E283D2B2AD16C56B9B0C8F
x64—DownloadD9D080DC0A7489543B108942E723018264C58682CCCEF4CA1DCDC1B9D410ECBD
arm64—Download20082E74BCF17E741E807EEC3BEEF16060DB44A927DD90A28CD6A965E24D9AAB
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download297F1A11CEC478129AA839A8962096C5E4563C55AA41F82A905C67B53C8EC92D
x64—Download4A31CFB592C4C1E400C5F1202D28DF5CA16DE2766AC9EECBA282E76B7B21B1B7
arm64—DownloadB7E1E57F8A327EC2E10D7E1BFB8FDAF28E8CD4415771803447C90D7C3B472FB2
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download39C35D2BB1B097BFA4A7984AC842B2119F0BC14F54D26EA7B7DA5B56A83A833E
x64—Download4DEB2474FF62AEA5DD1540B054F9E51906471B5E8F3372EAAFECD14BBE95A918
arm64—Download60A9DE9E17DDD4A82A1DDF47D4C48C8C187E26279FCD51F09A6544200ABDD3C3
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download83D03CA4BAC11CBD3EB74AFA46DC2D03FBF67C443EA9FCE1299BFF12BCB8471F
x64—Download109ED621BB1E0C11E9210E595E0C2583828722CCA6A09827506B7A68030162C6
arm64—DownloadB2CF95BA7A29C2572AF21EAA20DC642C22754131FEE63F378AB4BF986EFFEAD9
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download17E1F6E7E044FF7475E6439DA57F6F9003C3A4A705B3B8EF969B64D2BA3D536A
x64—Download4D642EC9ED813857336FBD8D85A9F89D2F1B8535A5ACE6DC7E1EC23692F0BC9D
arm64—DownloadE2EBEE77A5D5D4B87345A2463528897A16B01D4287F21E6534BF53250676D44D
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download117CB53227D1BDC6F6E21E4CA84B78EAFF87566FC327E76D28EF7AAB0883E10A
x64—Download45C9DB35293DC82304D751E0E854F5602B27E623050789FC3ADF2168ABE653DE
arm64—DownloadCB25ED44ED1DABC7D76F14E0631933152CEFFF682A4176A78CB127950B6291C2
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download087023DDACC1A3C75FEC7023355666CD8012853467E80D54605F7DC9EB471480
x64—Download7B7597AC6DC107FC3009DD9B35135E7AC9BE2E4DF72FEA2DA4187513B0A38A39
arm64—Download26B8F03B63CF14DE3CE61C59F87B4049568BC55394A254990D606A0DC2201378
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadD87F1366C567BF9AAF7A6CE298EF7E9ABDBAD291AF1F27BD1772AD6DBBFF5262
x64—DownloadD7B65A952085FAAFB9832AA93D953FBC34946C35028AE2E43D42C8BBC0FC158D
arm64—Download758DD151C4F1A5022BEEB65A291F607CC51538933F043D7FE2D23D3C0F882B07
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download7E5AB03850B734D1A801563A55C712F2FED06B07174F2452AA64AD16CD2C6099
x64—Download2A466F296ED69419A2C20F928140F05DAC67913BD92E64D7DA9DC678D1B5EF70
arm64—Download6FF53308683142031631322720A2262440FBC74C510FC29C983DC993512D4D6D
115.15.0
ArchitectureScopeDownloadSHA256
x86—DownloadB05445EB6175594AA9EED9B716579997C49920ABA76E4301BA2F420A3D640F8E
x64—Download54F5B3742D24993FE3FFF0CA03A8B3699AE3974DC2B285C82B0575070BBF8074
arm64—Download82A2BA3426560C86C74DCB29B4344C3FC05218368072355FC38DB6F66BCB1744
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download34B0BA870AE99720D24FD8207FDDE68B240ADD53C3E426F47EFC29900078131F
x64—Download3B026094A6C15E541AB73079B98D39910CBD828444896F2E0E3429EFA90995F7
arm64—DownloadB9185A0854F0133F825E1028810EBD82768D09EB482C008A24096DAF18E31CE8
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download7407F289A9F141F1C4CB4E00B9189ED40B433B1633B725335986AF7C3CC74EB4
x64—Download59B7799FBD69EFE80203E1F9CE95CAEBA4E23981C7EC5FC7BBED823FE21EC09E
arm64—DownloadE5D791E23143C21AE56789B9B2AF78851A1662DF57224C78BB558B0DA7CF4874
115.12.0
ArchitectureScopeDownloadSHA256
x86—Download444C6E0F74D6269C8F1751018F3EA7EB782952AD79D1F0FAF31B528D82CA6737
x64—Download7254CD2FAA5A1D0224FE6C42BFC2E85B4A008C378DADE660DEE82A68C44A8109
arm64—Download3B30B90AFB046A4423914A5EF4DB80E6095E0E1D7B4AE228803164D120F16087
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download0B5519D46C28349593DC8DC5BBAE4C1F7ED8AA0AA6404367F056BD4A4C1CF5DA
x64—DownloadEC5B015B6292F9798AD45C6FED2405935085DA8D7059596B1C4D52F921E96390
arm64—Download583DEC2FC332067C05F28F811CC01D0A39A8A3520C17F05FACEC83D5588D30DE
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download2CCBDFFE9B5B645C0ED4BB99EE6749A0AADB90895E147C6C0AF4DD92DFC99F18
x64—Download877953A53A6764B6C50216D9B773A1D08A83F377A48F405B708ACB8B14248DFD
arm64—DownloadE258CA2D92B58A3854ECDB7E874A35796380A93B063AB72460B899D890EDB042
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download28B73178934870A9CDAB22C99B5AAE7A2513E9491BDCD24F8D5387D774C5023F
x64—DownloadE04BE79DA8D55BCDB4E3F02BE8203A233C3C4C481F9DA8BAA5973B1859523FAB
arm64—Download57BA8EE5B5E920B74EDC213F4E07413EAFEA7FBE692B63E1CC0388E0939C6E43
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadD28C39234A24DDA7D70549E01ECE9A330F7BE78DEEF9859441AB4F59AA7284F2
x64—DownloadED2A6CADE5C837B3A8A4F2F92464F5F772A2C941646F3EB5443E52BC6197BC47
arm64—Download1D547D7FE2EE4373C340E056CB32AD212405C6CF35F95D484126F26D4D80DE81
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download7EA1A387C4C35E59C09DBE0E391D344C38E2F0530AE795C1CFC5468A8EFD5BE5
x64—DownloadE0AAF6E6A68C5FBEAF7451777AC80414E36F87D2E15445D796E4187103060177
arm64—Download313B45F43A4D35AD53449A0CA2FCA03C3F39D913F5BAFB92B13C5ED8573D74DD
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadCC86BE15318307271449A4C08D07C36EC8D8E3C007CB9E09A8FD71A7A16B31E0
x64—DownloadB3D8B5ECD7166FFE5FB15D40CA7A59459D532F1A12B0145B9CFFC0F87E95F995
arm64—DownloadE6F82CE644EDAAC571D60F192DB8686A9C7D2D4CA1A81967C6B9AADBAC81DBE7