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

Mozilla Firefox ESR (id)

Mozilla·Mozilla.Firefox.ESR.id

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

winget install --id Mozilla.Firefox.ESR.id --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—DownloadD8F436A3F71AF49DEDA36A02972FB8E3E03198B3C02DC4BE91963D1099FB53F8
x64—DownloadB669999FBC89F4467294F9647494952B4D4E85FFC37F9C6C1B19C21540E5F65A
arm64—Download73AE651394E1C1374C87AA8DC36766E45424DF1E9700212DA6A7DB03865B1CE4

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—DownloadCE14CD1763751AEA8FBF27886CA66D3DAC7CBC66CC3EF953501FD20ED5B20D95
x64—DownloadD9B6517B2FA7C40CE6346353AF59DD1CC90C0A9E83DF6A915FE3D34234619085
arm64—Download719CAEF364DCC759DCD046FD8705A898C156567A02FF15931D4AB164A20C1EE2
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download6DCBFCAC52DBC8A2BEB578B12C53414C8D7B7F3087E14EC604E9C9401A477CFF
x64—DownloadAFC47FE811476BE8EE64B5CE2D36A33D12DF923F7D86AF1A1E20300A67C0C3A6
arm64—Download9B324B812884DC891B89C56972DA283275C180DB1EFDF9A61FA18F65F61FDE9A
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download1E0957D3E44E2BF2B8B0D431F3AAD216D2648780419290F1AB3392BA3EE7E1AD
x64—DownloadB5C70D830D535DFDAC0F27E6B5BB6B33CDB249D37C0252E688A4D7A8841426CC
arm64—DownloadBEE20C9AB535190BB28DBA3BFE5FE7B98F7B65F7CD37E18EFFD4210C1C011F5F
140.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadCD615777238ADC26D6D2B749BE27B8CC6FFDEFFA9716E4AED69AA45992693212
x64—DownloadDBE1034AE5CE172B0BBE056A02AC693A5399FF4A1F8FEE4D7F488DAE630E1AAD
arm64—Download6FD9654CA6529C5E267ABCBE22EBD43806906A3D35BC3F9BD3FF95FD6D055D73
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download49376DEC9B6AFFF77A0AE6175B461239B2D4C6AD5C1FC70C7180084DEFD8DE4D
x64—Download183A602EDD9E774C92E9EFA2A9FF656F34BD3D8C60E1A0003FB2B70EFBD6CF6F
arm64—DownloadAA5C667C561E3CFC92CF8865EFDAFDF30EFA9125B58961D4C2572CBCF6A176B6
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download275C7283379B9BDD98227EC6E50D0EE72E9C216900A81AA06DD134C288E8E830
x64—Download2930B3BA34CC38884E4636FA589D08B29C401BDE9D20C7F1EF67ED6BF810EA53
arm64—Download768A84C40A7381D216B916F4F9572EAD66F1132652666FAA10BE5F27950A0744
140.8.0
ArchitectureScopeDownloadSHA256
x86—Download8820A85D4FD3CD3DCDCEBC79FC6AE757FADE22DE5ED0BC728D20FCBB0EB26E31
x64—Download7F602E436241669C866139D035BCA11E9792E23C0A7A6A63730DA648FE211FC8
arm64—DownloadEB7FB32ECB05DBDA5B6BEBE833043A3DC52436E49C45E0DE1D5388D35AAA556E
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download1D58E225893F8447A117584F95D1F8E25807021C6C2597DD4C173D990A531238
x64—Download3F917607FE37DC330480EC6CFFF9267A9CFD2BF6E4E1D93F8E511BC9D237F419
arm64—Download0E10E8F9DEEA4B9B2997B5394D4F4EBCAE5CD63E4B5254EC2FADD2BEDA1C9CF8
140.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadDE346B15C3534A8B448D1C4F49CBF8790F76AFFD8CE3B551412754A3632944DB
x64—DownloadD6B16BC016105D2B37C1804F4A8EE09940DEC2075E170B1E742C35A353A6A93D
arm64—Download0F3E73E44BD12249F5C03596314B562706ED699912D9B958767A5039921BDD1E
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download7639AFA1547313CBD6854EB717098EB1B0DE32DBBDB4A7A6D5063ED428A5FAEE
x64—Download0D4CBE0123E584B232B7B03C699A07608AAA676AAE2209912EAA8A7A7E57574D
arm64—DownloadF5854592DA00F53111EECBBE146E47E57E9A27F463D08E1396A0762352708A06
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadE6465086CE47A1BED91144B3B02D4C40D6E0E35376B1DAF47EEDABE99BE1323A
x64—Download571D17441530BB8022D49CEFEA343AC7E02F915B523DD128D803AF846DA604A4
arm64—DownloadFED85A8169AEFC056208EDF72A77976FD0E9D9258FA46796D2878A20466345A3
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download36C175B253FC4375B1F2089B1FA24566E8698A2833CD6CA046BFB587A922A631
x64—DownloadB8F60BA29214BE87CA8669683D4DBE8451CE484E64E28455EB3A5D7DD67293E1
arm64—Download5C284417C8ECCFC344D77140CB2317D6A90DACEA3E8F492E0C81B6D9FA4B786A
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download9D07C3667063803F811E9AF2B49CBEB4B6FAA13C720773B3201544ACA20B4378
x64—Download223D41E9C7CA9F089341116BCA51C7F38A10087F6377BFCAE2BA092A107F33C8
arm64—DownloadA95BC733D973D7DC3C5CD0AC6A67DA3C2050F7A2A6EAB8744BC0CF74826BF783
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download763606387AE5BCF15BAD720AE460941A5BFF7E5DAE1DF29E61EA1D85DF848155
x64—DownloadEEA30F025D5419FF2160C44398AB232D854EB3B9411B20CF90CC333C77989E80
arm64—DownloadAB22547B9FACA8F620A065FFC95EFA7325DB70A8012E9E0709703C913C4394D3
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download5080CB5544C2B8234A1F67CD30E272DBC198A7F500EEF44C271BE6A1A844E833
x64—DownloadB529F5DCA5622A1B10A977DA8B053A293FB418B6BDF35BA17F978A6F3352B5CD
arm64—Download6B719FF2D69D89111FDDDF7CEB203521AD329DA9E150DC61F1F12EA952CF18D9
128.13.0
ArchitectureScopeDownloadSHA256
x86—Download80D204FBE77CD279A8664D96FC8D21974053C644FD033C536EBB1732F7F04203
x64—DownloadA389FD49F9215B6BA06E5A992574E7FCB2012BFD2676FF8104E14FDBBDF5D1D8
arm64—Download3A3BD32D3D7715CD8AFAC60D8805032EDABDF26252DC19E3FD1A94A14A75259C
128.12.0
ArchitectureScopeDownloadSHA256
x86—Download3EBA1F0BDBB76B0C670521665F62F5FAC4E8175568F8E6C9A7D01FC2F195621E
x64—DownloadEEF468A447D4548E4F17EC7410F116273E89CCF183E12F73D0623651C8E474AC
arm64—Download7443D5735C74035087940C38DF806987F48AFA427264167E05BF1C00FF72A8F9
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download9CFB211975D253BCABDAFD3C20DA0B00425A85B13FD0F2850E33B19F9CBDA54C
x64—Download35743D3121331B6168DA55FF808ED30C147375554725EE0C11DE6C71332B94E1
arm64—DownloadD4A301DE24754A6921392261A9B86F8FFE74DCDFC14C5751D68679DB937D8391
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download41C02D7EE790FFADB012C0E7A430DD9A458730F674351376573117DAD714954F
x64—Download79DAAB7C642DA3F66E4FAE3A2F5917BD25A5A16C6563A487B7C7D859B0E8658B
arm64—Download9F671ED8FF7E1D87AEAC0C0C5D6A21D4F1C8B5B750C864265F26D3FF87590BC1
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download8EAA762BD28CA7D20579474FD0BB7F44875E499EC707E3554CB1E9F614FF8181
x64—Download29F7EBB926305E83A7A315D66F43C64D092CC2B4FDF8DE801B450A52026E25DC
arm64—DownloadFB957BDFE33AAC669646C0A3AEF547B591D71C4E810082BE1AE740E111383F2E
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download53EA98866453C0834CDFE3C7E6444D85486273881084C37CC2AC340C3EBB95B0
x64—Download358AD05C1A42D71E4218CE44AEA20674331D3FAD4F92C15F33A37BDC9BB8A40E
arm64—Download14E68C70501970E8FC777FA9099D47084C591FED1C3FDFE70113E62FD856CA74
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download84E1397D10CCA52F80B98335FFC0B85D25B8221AA5EC9E13AF55B3D97FEC5CD1
x64—Download9EF1CBF9FE6D354C0A26AFF435991AB5B2D71B471BCC35AA9D7E21D7DF0EB240
arm64—DownloadA85FDF8BF4145E0DD3C7FA3268974D544A9057A228A302D9557D311F415613D9
128.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadA73B2192EB4CCEE2D8C82BDA56C10C6898ACB78F206435EE812605F3DE796A05
x64—Download70AA8B83861D2083744B249372C2332DEC9266C03D7949C70AA79D0569340C67
arm64—DownloadE723AE6D83F2224DA55A124065462ECFE753C53DE3085CAF67FD0C2644FD9ED6
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download2BA15993F73422B52E59BB714FB5EC3321B9545469A1E849B244039F5EAC9B3C
x64—Download365EC14D8100B5CB46B6CD812403F63CFBAB5A1D9691824986C81FFBAB0C7061
arm64—Download4E4D1272A88CA77893DF94B2935891128D17A562D02F577EC5F8C49F1E92BB91
128.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadCBBF8C429805A0DDF9B74626E6A3E94EC99DDF7210E4B77882FF8C5812D3E66E
x64—Download4DC61F33EFB9296F1B139269C68B2EC6940AB91F1AEFD07C2E39C69CC8DED3D7
arm64—Download73C981705E46458C2A8A7E09276A1278AF9DF03EB4B4C89F70C55CA2FDA55756
128.5.2
ArchitectureScopeDownloadSHA256
x86—Download67D6364ABC576A06E99EC554C4104269909CFA7A9F15F3E91FD014013FC54077
x64—Download38A4BA8A3574AD41BA02563660947FB350CE2D997F1286B87120138B7DAFA757
arm64—Download8B0F7C59F7270CC23B5D48621F5B8BAD44956F7364AA52FB22331C2CD30646B3
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download1341CAE7963880890667C4D25DEFA61831F6CB71DDF4E384110EB052A3460896
x64—Download31B5DBA9E9ACAC915641149BD03F8FD593FA5732A36E07B1B78FF7F7FDFF6EFB
arm64—Download18DA885EB971F34F722E9C71D14281208F576C60385CA825E64D595CF6BA2F00
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download57F3C4BA3018DAF30D70F1933ADEAB31B695325141A3C6F006602808D56532BB
x64—Download711E265B992F541FB69625FCE526250759CAE5B8C28C4FF6A9BBD7C9AB14D1D2
arm64—Download0C0796B5A3CF511FE5788C06DBF5D3DF8A5804EA9D5FF53130DA177265501E82
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download8F08AEC841FFBC090580F3B26124917C43E866B52C08164789F641321C87F3E9
x64—DownloadF6191910417971C11DDD5C054C050DB36E36AA3D34A2D4426D954A0524F2F054
arm64—DownloadFC120DCDE23B044998F961D913851580FB85C7E659733A461C683F76A731EEFC
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadAA3839C390FBBB1AA8285D896D5B56878FC78C01AE3ACEDCD343DED9300055B4
x64—Download1CEE5CE2905CE9400226E5D7F90EE76AACA74F8F0D805F46A06C6AD6B512002E
arm64—DownloadD03F3CF58BF389193BD7B4F26AA9D2015AB13C6ADB184886DF209B3F1F424F04
128.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadD3E4316295614AB54A15815C5549581F0FEA86F57DBBB2B2344B6E6AC99200D8
x64—DownloadB1D70207F649223BB56D1309565A8776EA645B15B400E8A331268B5DB14D3387
arm64—DownloadA8E8299764DB615F144AAEABC502C15F288FB6C8976C7A38A7A738B3B35E9F83
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download32C370FCAEA2F3B7F92C200DC11EF40B9557BF1C2252E9A0B83473CA0A1CDCF0
x64—DownloadBB0C8771BBF28F3F9352C75750B927FE4D2C3D27D9643B8570475488FBE80639
arm64—Download975C646659159AC494019C4AE580084B32AA79FFCEF8675B5F930FCB2702A391
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download5FDB03EC4BDDD2890DC4CC61FEB2A381480E8F9964FBCB5F04F315C8E897518C
x64—Download3BDDB76B43EB816B6F13972A79886EEE447E171883131DDAAB80AB178AF77FB8
arm64—Download2F13ABE08623B7104D2654C1E32C211D6AA4145BD0D17AFA155BCCABECB4E7DA
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download1EDF567E5F76180EB1ACA0F7712CD2F69D35767192926FADDE87F506D22D70D7
x64—Download148922BD214920F036E80272F17F6AE6D4D12A0FFC4FB0E4DF9E5C62F50FB497
arm64—Download2F891290C81F7E413D36A6044F3485067BED1297969A3B291FD91F7CD2FD42F5
115.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadA196295CB3F52719896EA0FAA1B2DC4A173235B53F7A64EA7A6753451067B9BF
x64—DownloadD954FA9AA0FFD1780A4E856B16FAC97B3E1698C303CA7E6413E6C2CDA2678BD6
arm64—Download2DF307ED557CDAE497A8860671E7F92555A9156D1D1FC76FF5EA9EA721ABF1DC
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download577926EFBE37068BA775CA7F4E5B18408959B51B0EF003273467ED90D6C45C1D
x64—DownloadA2C794F5B2C6183BBD18F8384FD19CF93223D29F7BF115F7A986989EB347210E
arm64—DownloadB60E1F5936DF7E7004B5478727EDA5567D37B27AB6163A85BA48C0D832EE467D
115.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadA36CB69EC5A39DF33B44D9389B9F1919BBB7ADCCA484CAAED60267563BEEBEE8
x64—Download1A2B23B475FA102B34CB40E9D1BAA4F31A670DE8A64493C293182E05374CA2A5
arm64—DownloadBA0FB889CEDA4AF8788D76517D18A3867985C5CB8868B598308488050A5C6927
115.9.1
ArchitectureScopeDownloadSHA256
x86—Download2590101C6ADFDFC409A0E4FBF0FB2E3ED1ECB324F97C4C95E735AB8DF990CC25
x64—DownloadD26062E12C3105CDEF7279FFE3CA5D7712430142C64EDD2A7070612B605B97B9
arm64—Download30BB7B4499A0B70E32BC22AA7C3B50094456792F1F47D0CD4F37098AC3194FE3
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download45D9F9CD58E816BE2B5FF75DC68360720646F25F8C0BFF84C0C87B9A0A25C4B5
x64—Download0C1E20A9A9F25D09A38CAC8C5DB4A3F867C9D1B6BDD117DAB2822DCFED897836
arm64—DownloadE86D7B1654DEB5AAC78DDA786F584BFDC4FC3798753AEB8777045354F136EBA1
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download7E5D75D8C04307219E36DD22F45C8A667BF475B218F26B8F8384525426FF9B89
x64—Download28B322E85200CD25043C0F5DB75E6B05B5C7FE67D5E5CD1F2D372E4699359BD9
arm64—Download9D212F6279F2472B35705E18D46F78832B2AEA39F1EB796EC7CA842035C8D5D3
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download7885E4A43DA06742AFC84A6A02E7E0E7B59C1867CCBDE46F5CD7C69124AA83B6
x64—Download98211076037EA55C25721ECBF24AC19FCFF544CF2B39EE3BAB4BC2242ED7B2FF
arm64—Download199A62F89F00E4BE7C590D588624866A5793628C85035D654AA8810FA52B1BD6