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

Mozilla Firefox ESR (tl)

Mozilla·Mozilla.Firefox.ESR.tl

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

winget install --id Mozilla.Firefox.ESR.tl --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—Download8D91BF15ACABCDB1D41E3334E2811F7176425606E6EF619960B464308F40DB3E
x64—Download52239465B59E81B172A1A1D90515961645CB8A78002EB974F586FFF805EFC682
arm64—Download0F849945B8B8B4D99743889ACDAE3A264C77BFEBB76E859D9AD5C8C4C3922201

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 (40)

140.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadB9A32793650E0633D699F66293BB7A766C8D812846BD713F7AF0B585FB4EE489
x64—Download3931226DD686F0B5CA5AAAB3D51914C03DA1FB5941895AD37CC5467DD798396B
arm64—DownloadC0AA1D6CF042351C35DBD701DFD5DC77C78B487DB05A2E5C12FF4605F967F060
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download678B9F6DF09A00E9D6A73600A4BE2E5945992EE55230072CD36DE7203BA4FCE1
x64—Download07289B7BBCB93749EE05BF8DD6AD7387800FE9C8DC81A1DBF8656442BA7A9008
arm64—DownloadC02E30ECC28A29E2276B26E56CF699E67312A2E821023ED5214098A90CA5D855
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download2063F326717C9603F30D4314A8EEB0978B0044DD4AB80E5CDF48E1C05794FDFE
x64—DownloadF3179FA5BAE099CD6ED0DC9F1EFDA68E5B6EA591D2D34DEED37A51D14B8A362C
arm64—Download5768C174BE867D7FCEE53D7C24C4AE0A639824FD6F61C8F382660EE614DCF6AB
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadC97C10743370B6F85584D594AB9BD26FEA6FC5D5FC9A9ABD5EB74F14A309BAEB
x64—Download40C0E3D6C79F3078466727361CEEC40405AFA568078D13A34F6FDBD362417B45
arm64—DownloadD6B81E0ABB80B351441BCF38F87E295E279BA83919DA1100B91ADA8190B3B297
140.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadEFCE49AE802E042B176BCFB5117CB1AB7E0B004CB9C9DBADAC7953FCB4692975
x64—Download612A77EAA22EF52F1889A2ECD874DE5EAEBE98755AEEE04DDDBDCCDD6CE49CE3
arm64—DownloadD92A989AF2844827C6EB773218489A51878F512DE0423E78FB616927E7A2E593
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download1B92D8C4EDF64BCF02C901B4A3F54E53712B8C78FAECC70C5FC352D527E4DC2D
x64—Download50D95BB8231CFAC7A4227BCA36B35C65D6EDD8C952A1820220D9710186A015B7
arm64—DownloadDC42AC629B7418A35AA91948A3FB42616021C253B55E571C5FB00EE267A0CC9A
140.7.1
ArchitectureScopeDownloadSHA256
x86—DownloadE754B44079F072ECAEDF9B530FD92B3E5361D10D544FB2DA8F5D0081DA2341D0
x64—Download2EE47AEE90D883463B077E00A011B4E3F00336480B9EDD4D349774A150DAF425
arm64—Download2F755AB2E576F36E86FE884514A42D43E2648DC97DE05A72A965A889FA06D7FC
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download32BE8B51430E2CE0A442E9956FFF1AB62782FFC142F21B6CFCA454D195E826EA
x64—Download7986ECC6153A5FCC784D6B1C0BABF3336BF80CE09E06C3DC9E532AD350B06C46
arm64—Download7BA5B66693704B4566A3C8F0554EB3DE57B7126581DF790A71E534C09EDAF3D4
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download6418C02F5AD36392AB1A78B8C00CC47B13536CB46143CDA4C4FF9B3AB34F9517
x64—DownloadCCCB8A583CD6612D6B8CE6ABFE25C956D5113A92A2B855F2C5E88B10CA73C431
arm64—Download7F61AE7BE49DCA08FAB59F190E4BDAC2A541ACB6ABA5B8EB122F5B59C021D1B4
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadD0BD6F3294895B4C1D8010EA2E3D0AF157A6E6ACFC55F0F5E36431ADA7D509BC
x64—DownloadB13D0426EABF0503F3D2C35D5C1AA0AD2C55ED159FC208F2B6CD345CB720B784
arm64—Download09240045192131A5AACA7CE4F06B4772A9AAFC07593E5682FFD07392D19372EC
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download6A893C96E69E7029ABDB82DD5E6D1FDCBDF6E152954E62815EAD526DAFE1E5FA
x64—DownloadA829D9468D8E04DE5A136C6A3086ABFF57BAA2AE2F3C63B9E9C4293BBB12B121
arm64—DownloadE95B435759CEC44C7127883E258AEF807F5BE0E46A1D5791D01966BA550883E9
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download1B0A2855C9167208103580FF3989B233198C687DB0DBBEFAA54196F3DF9DF9F8
x64—Download2276E8A0A9A7F20C003A4AA322BDB01025F3F1B26D91C74A0BFD5F7620F1D2FD
arm64—Download85AE63ACCA255E0791889532BEE764D74905F40F1E212A37803D6C3CBD1BACD1
140.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadAF57ED0B301D659CC2E8DDA50106E97CBA12D8722C9713879E74835DAAB83B94
x64—DownloadA46477F091BB0A1ADA7423612A396A0E6CD74BA8BF44D98006D806B2315F51F0
arm64—Download36B799378FF991806A1E904D1228615DC5FA07871DE3CA056583D625A6E625D8
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download069B45FF3778637BF8BDCEDE10E78270BF03DC6A6A3B1D8FB72FFBE4734FFE73
x64—Download0BFAA41491E0B6806A6EB9ABE492D7634C35CC95DE7F0A0EDD3AD2A7C7371E38
arm64—Download8F54FA93AC3091DD80B9D88AB1ED23C5D4285DC7211D3880D609CDBA4A40FB48
128.13.0
ArchitectureScopeDownloadSHA256
x86—Download1E38B8D904A402B97F26F16817949E2DA21846A6F2DCF9791F8E2587DF87F1A0
x64—Download780108528217C3607A1161C5E145CCC5E250B69F2247C5CA9EA5E00ADE1468A5
arm64—DownloadB8F2A26F0E6C45F8476C6532DF6393617D1E5554BD8F5E143EDB54AF67BC29EB
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download618B610F8021171BA450C90AF5D8C6EB5BBB6D9C97190D997B4B7FFD0DBAEA42
x64—Download95DCD0DF3515598E69391394AE0AE05C2496813C85F3EC05A550246420D7F7CE
arm64—Download63B11228DF5D43C0F9A5B6D93EF04171FF16AA1616D76D5466082910055D81C3
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download288E07BBBBB1E8204AB5ACB5363354AFD1EFE0B8DBCF84EB84E368F60C3527B2
x64—Download945DF0DEF2AE4B777F0C4D4440BBA8C000923BEEF47DDB951A0FDC0C05A2360A
arm64—Download67F06F9CE0DF59E02FFB5FFDB4E3BC3BE2B718C956D2EEF67F673B7D88C9B7D4
128.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadD071DEBBD2DF9CA9578A0B32C7DA613920F7573A1C0B324AABF381DB1E04FF3A
x64—Download61252299423359BCEE600280C6B9043A1C5325598EBD32B22E70AEF61D025C99
arm64—Download26D88B8FE398F6889A1149EB6EFD4377ED07B20C1DB1CD5B30002732308E82C4
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download40768337CAD9C301DD8385FE93744DA95ED1E58ABB97315C810A2776313FB19D
x64—Download0A46CD30B605D34C266BF080FC81BFC49B5F821780CDBDF012A419CED37CAE55
arm64—DownloadBB6B6005FEF8D2D18766C1C39BB8E0D50AFF8FC062B8339363A29A7C774057B8
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download6111DB58C6B63DF0405FCC26CC1D21206CA6022F90F9F70054AA0C07215128D0
x64—Download414C027987D8C70597062B435E278CCFA530D681AFC911AA02F1A5559B6C8DE8
arm64—DownloadE652316612DE44E1BE87D5779B0B973B507A19C40A8EE1E9FA8617E66810B5FD
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download37C8E2298397F1B65D0DD44333E8B0EB392FF4736A41316BFFD8ED37354CD50D
x64—Download465CF698672F1FCE71DDF63D1C8A99AC8978EB256633148571B72B1DF0DD33DE
arm64—Download0AACF5442CFA26E423D817134E5E9CD1FD6910EC3C655F3EB4FCAEF937FA4891
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download3EE00C8AC7143C51972DDF4DB5EA784E5232606A3C6F386329872F4A4A9B7A6C
x64—DownloadC3B42DC1FCC3AFFF8C62680E326AA2F1015853FB5CB01C3DC020B8BEFC845BE7
arm64—Download93F94DC9DC8146A2DAF338BB75788E0C367D42C37200FCED17FE25323736445A
128.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadBADB2AD668488F2F963B534DB86873C597011FA2780B5A66EE91E6CF9BB0CC6C
x64—Download3D49386B8ADD970F0E04F9B62867B94E7731122FB533E9EC0725206077C9750A
arm64—Download6FE2132B60FCB95D94DFD250945E9AC96BAC59E5C21864546044E5DA01D06BBA
128.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadCF976DACC25AEF5687C48B2847027AEC52D7A556A31D71ABF074DB50579BCF86
x64—DownloadE9AFCAD349994F08337481E36FA76F1203EF32C54E4376A12D04915F51534B2C
arm64—Download9F52B6E36852399FFC673875D5807E72CAA7E479136E81465125E72CDA7AD986
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download3FFD3C0BC8A337B5E5A2BB0B07A81DB6E8CAD925219DEEAA6B7C5239C71989DD
x64—Download8452C8C2425F135B02F5A342DA0E00C7FAA6069E9733211F15C899642105AB05
arm64—Download1CEF6AE3FF84F202B1447379A867C39A212DB8531D68CB2BE2E1D2AA279419BA
128.5.1
ArchitectureScopeDownloadSHA256
x86—DownloadE6AD92967CE4CA7E82E0FAE899A307427018E312C167DDF66D89B230AC8426EF
x64—DownloadA516F1CC75D6FDEE6ABDE0AC3683103B11622634F8140998DE3DFB5F281E2D14
arm64—Download45CBFC944BDE6745DCDDB25D9F93D6A8837D0E98672458174BB684E6EE0E333A
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download717F64BA1D7856D7E7526470B4FE05963C815CDD76335D2DF94429CFF9A54519
x64—Download277C0342C1DD9BC5EC4A705FDE6DB3E0D8B949927D6D37F0DF98A4EA6DAB6CFB
arm64—DownloadC807064DF012FA2479BD7B245071DB3DD1050634A23E65C8B4AA4777819A8F6E
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download80EF925C50284EF0BF0518EA5C2AC070D4F29C2A8CE6C2B8DDAA626963C00153
x64—Download49AE22EF7491A9F0B62FC36D68845CCE6BBB039498552F60B9E51E565B45AE96
arm64—DownloadBB43B06AAB04D46C08282558425BF70C9D4AEBB324206E05BF046FEC1464FA9C
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadFB751A8B05FE7D752C1BA44A7B525CF7F94F3200EB71597A60B8B87A0AE911A6
x64—DownloadB9615CBB88977AEF016636F1C93E8356A198CD96C725F78401E70E2434FD958F
arm64—DownloadFD35703F829DA3EC8A5F00CFA8EAC10BCA4ED74919642B7AE7211FD62C718829
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download1D9EC1C9B837CC17769D5757827A34A25E54013CA5E769EF6F7D6FB36C064697
x64—DownloadADB264DDCB875255F8CD1A92F487EDAA5D831A5998FF51B2A356264DDF3D1918
arm64—DownloadD626F60E46D45FDA82486B1B78946BFDEE02F7BCF3DB57013C1B92DB990665A9
115.15.0
ArchitectureScopeDownloadSHA256
x86—DownloadECFB7EFAF8C446D5921E17FCDEBB657780C7DBB6E12775E4629D31A34E3D3E6B
x64—Download366EDDB001CFFE737A1DE75B339523BD8D1A63F839C55AA0C04CF36F4CE1BD81
arm64—Download03C8BEDD2F3DCBE1F4719DF9246DD8E2F6B40A1A54E2C7221BD181E3E7F16B43
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download70AD1FEA5890A5DD58AA39057ABBF5C7ADFFEFA4D2C63618168B05C08966CB83
x64—DownloadC2D1D8127BA8AE17BF9B61DDBF45D65310593F7249B62C75BB990A64F1FFC1E6
arm64—DownloadDA6A8BBD08D534A5D40653F9B1A0A16523B4E726E96A80374FAF3D5AB4A50F9A
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download8B8E4312733980003E35DA03BEF3ADD23D65B6F227D11AF033127E7ABFA5EECB
x64—DownloadD39C7993239B2B28A02CB201A7529E29E7749B0DB2E9C859334545ED9DEECAC7
arm64—DownloadF60BF85620A8AA098B2A5EA1C25BDF1ED4673455C19294FD32C3095395F5FD90
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadCE00D88DDABFF2A0D1ED4FA37341334896B0F52F636035A1BDAD2298088FDEB6
x64—DownloadB40AF8904F6C732E8FB7408E422B7D1E7C9FBC233223C3F51B70F5A546CF0FDE
arm64—Download18FFD18DADC1B9B39F745A79ED6E2B1552156FF3887A0B02878A137328540447
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download0077FC01D96F0DC8D336FF5ADCBD34495AEFDA11B46072CC41DBDEDAE73B45A6
x64—DownloadBDD4B8950B991D600247D1A4FB81B1F04A486D41A506C10592010C00F1F71F97
arm64—Download595E5F701D1A7A2296CD26738429382E568A516F2662D7B12DC3AA979B71E722
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download1DBCCF1603C9318AD0C660742317A534887E9EEE0A4E3A7778020ED0B10C25AC
x64—Download56E7B7C10119EF807A64CCB03C0A2117EBA6B4B8081A4801CA7AE36DB495F558
arm64—Download5455E4E2EC291D2AF35B801B7A289B8C19C519CF8502AF0CA2944000764E62D0
115.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadBB1529742AFDDB9706DB6553DBFB72CF5F3D26FBF6C76EE59086B42B8FEC0A01
x64—DownloadF090D64B5CAD7B10F84445CA9D431E42AE2E306ABA1855B83D61CF72ADF94B7E
arm64—Download009701BF3D3245A1023166797BF0A75CDCC06CB4C6A071492370ECCB823B2B1F
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadAF6FCD3A28885C1FF6EB0DE3EE5760ABFAFA4EB3E11142E2A1922AF80D7D6BA9
x64—Download595125798505D378AA3F9133EC28CA83373EAD05EEEEA16F7B0C344C48FFF509
arm64—Download4FFE083C8647A609E7301E54126E291F84635903D1F3CE7F4D8E06C748258A5B
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download4F165B1CFBC0753F0AB77EAEACA4B6121F7A5981EBBBB57FBDC052E5BEED67DD
x64—DownloadAE0DF0F90CA3B726D529AE4A5A6AE17FB21FA79B21DD1A016211DCBB631ED2B4
arm64—DownloadF9B01EB9450DCD74F95476A17D5642CB4AFB1CCFC4385A0EB893E249163F8B3D
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadBE43C677BD9359EE77DF982B2A0C3D366DF2458B67B0EDF5F48063EDCE761152
x64—DownloadD9050DCAA248781A792BA0BD1F6E56F14D205AC52E822CCFA54E665F3AA1FD52
arm64—DownloadE82708654FEE279676CAC093B7E827DD44F71F054D5E1F60B52DE12E4AB4667D