Tuesday, 14 July 2026 @ 15:01 UTC~5413,429150,800

Mozilla Firefox ESR (fr)

Mozilla·Mozilla.Firefox.ESR.fr

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

winget install --id Mozilla.Firefox.ESR.fr --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—DownloadEF977AC645C51202F9AF13246790AFB8E974F5C4B94BAED9DEA8368DFF543EFD
x64—DownloadC5494986CAF749FC0488242174FAFD58EAE9BD2CD9062E2FF32FF58EFCDBF6C6
arm64—Download04B7A606C30AB8FCBED171CC13629DA230DCB2C9676260C4435A747D110ED2E9

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—Download72A890E9C68F564F6F6E2381AF10372707DBA57AC94661BBA617A3089D2EB751
x64—Download2D52814FF8A7EFCB8C1D82CC0083826A62F5B5B5F27EFE5770568A8B197F3587
arm64—DownloadEACB4276C7FE0F09BF40E354D460BCEA7B594560DD8C154BB54252D1AC0404CB
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download762D8259B823A498CAD5DE0CCBE92BF98897F4C6D7B85233EEE45D4E4DC32350
x64—DownloadE08A2A6BADCEDC044DA5BF2557CBD4A9EA6EF7ADA8F7E7A2C3D4FA2C1065C0F0
arm64—DownloadB61C572A4778674D22AC46EB21795FBFE30ABA769D74E02631D6C65137D9458D
140.10.1
ArchitectureScopeDownloadSHA256
x86—Download9EC87C509E73A02B34AFF8FA27E0690F2B99EA8B7E4ED0E99CFB5BBA8C333149
x64—Download5E9507BB949D99E6BBF9A3DFD42CDF5B8098D26982CF2BEF203FFFF1EBD34A79
arm64—Download3CC8A7843496C1FECF5B9C77BA42D1A7B3DEE4865ECB49A3048BD9DDEC501884
140.10.0
ArchitectureScopeDownloadSHA256
x86—Download2EB29FC9AD61E5CEA8A4A06C928A84D363284B5301809934A89F6335B5F0197D
x64—Download48914EFA477CCF540724FE8E153EBB8441815C9E249BC3F91B13CC0F4DDE4781
arm64—Download7C1B61A3F0E549CB8BD408A6823056BAC41D9EAAF767E5CDF22761018DE56D45
140.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadC2384443C1F44E6BDAB2D41595368045B0F6FA5B352477F60EFB66ED865A1FE4
x64—DownloadA0149824A1EF13209599E2B5739C1E3F15A26684094753227733130A9443BC02
arm64—DownloadD0782763225CC93EF1E66458D79FD3C1AF7CDDB8C84F2145104CE0F6BEF90AEE
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download106E9D416CDDA16A5B7F52469D7440EFE4DC27235D8FE6B597EFE29AAF500FF9
x64—Download0691431650D1F7387D9F990B0091D819B479648DB02239A5E07399E9A1994D39
arm64—Download8CE2FD97A135D88299EBFC68AA7CABC620A8E7A176FC077CA7E6BB71246D7DD4
140.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadF8A079F1C7414934B09FB5FE01FE7F9024AE3E7B35EB737035FC9F77E58F718B
x64—DownloadFB7DA4A482C5B9996126292C59D22FF36FE1DF24FB634F0CBEC761EB709CB835
arm64—Download5C9EA7AB601D07607E852A87B3EC205A49BF510141D73A7000ECE1C7CA30732B
140.7.1
ArchitectureScopeDownloadSHA256
x86—Download1542CD1EF0D82021DC83C805C4B3281B431DDBA88B5C929A2BBAA0915E0CCBFF
x64—Download68D1547FE5116CDC028955499D831DBF8C528814BB0AB692AFC9B544C44368A8
arm64—Download0579967F950DAE816138F086E4AB9D391B81D41CB167D8F6D53FAF6C001BB231
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download7972C66E19A738621C93079A7753AF523EA3C74E9D4157B8E9AA12B0522EC5FE
x64—Download89096DF3F3BE06D46639E7A8D5895F118D05E10896DD1FECB6A0AB8FF1B79CE7
arm64—Download13CEFFEC0FC97D11D65338F4B02444F07DBCEC4904B10168834C0121B84E3FF4
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download9FD5CA592F63A1F7DE3316638CC1A7C61C72646AA22F7C401B5FD693F5B7532C
x64—Download9BA48BFB68240B2506D62B41EB5D83384623B284626ED8B802C2CDAE77831ADC
arm64—Download3E7661037DB86CC6129CF869FB970AA666C15D22B935F77BBEF85DCB5B1D4289
140.5.0
ArchitectureScopeDownloadSHA256
x86—Download628423D023A80B478DD7D8FC322E76344CB812B08FDFC39024575721BFE5EB90
x64—Download875C3E1CC87DFD8D8F4CA73D65F07172F6D06A3242CC236D543B5AC7F1D082FF
arm64—DownloadDE1579A97EDD39C144E5559A1C953CCCD4E63B37D5E569076F14DECCCB032EAE
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download8CBABB1F40D0281625A153FE125C53D2B73E76FD99B237712D5A87EA7B65A2F1
x64—DownloadBC5893B57A7D382FFE4AA1068DD170615501256C9466DE396B11FD5BCCC4B117
arm64—Download85E4E7163BE0D02E40E6FA93DCEA253FEC9C778EA10FC15F4428797006B04BBF
140.3.1
ArchitectureScopeDownloadSHA256
x86—Download8EEE53A68875F6022352125548CA4A5A822F8D2B2E50004124FD357BF3C34D2C
x64—DownloadC27EA369610A5B242A73CE7514AC497C48FDAC4C863CE5EACCA69CAD0B9FAC9B
arm64—Download621D564AD58C24B5DC5BCA10BBDC71FE299C4F2B052B8D6975974B2C74896F07
140.3.0
ArchitectureScopeDownloadSHA256
x86—DownloadC1EFE27A5B1840F5B3DEB53F1ECA89123A9D5C2C2DB4188806E1C579951D9B30
x64—DownloadF38A9968A44BACBDBAA6A6ED968AED5A59E01A503D36B8EF26F924ECF03C2AFC
arm64—Download46F5817DC68D58BA37BA7CFDC8C26712FE6BCE24723A64F6D42FBCC841F4B7D9
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download3AC3F91173E5D1E85F248C0F04647757EABEC4B2816EB658FE4981EA3187D372
x64—DownloadBC075A235A18240AED7D3EE135E79CA30AC29A8977F2A1107E8F498989E40A2B
arm64—Download7074F2496CD0F74ED7B35BA98519E44E2DBD3FFA7CAC65BA70867E578DBDB172
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadDED4C3D751DB0B864FE5672C3608153BDB4DCBAC7B01505A93B3C9B35058D928
x64—Download5133AF2C3742512C21DEBAEB0B6BAC1AAF2B3409A58500BF3B1BBE78EF5D1728
arm64—Download095B17431181E47E80CD740B85F70EB8CDA120B0687EC7E1068E7E6CF1B527AC
128.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadE6BE4DC756CAB0BEC037FD96D8FDF45AD067E0B0AC3225A680FD887F67B6E860
x64—Download14FE486272187C3A9426562F5F375BCCA9F367CE276BEAB3206DA5625E2B52E8
arm64—Download07A9FB449D52337957F4838DC500F58E2D699F4A599B11E90C11C876D64370C7
128.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadDE0EB063134A85E9002B1532C4CA6066BF63B0E1610E7A178F1521B07E37A268
x64—Download6ADCA2E85C67E26A839D0AC9C93E55601284A9CEE3E4044185DCC197EDBE16A3
arm64—Download2DB4040359F7CCF40608ACB2E62869BA68FA0011D7992B8ABA748EDA8E780D9B
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download7B6C19EBE93FE24CCE6FDB49CF96AB138EF4C3ADC23072BAA1A686CD859ABEFC
x64—DownloadE8FF0262813BEFD75EA85F83E83D3A56A734CE002D2B0ADC8F2DC5DBF7E03C47
arm64—Download3C28F6FB93C35F915ADE130F40CCB750D0648556F84C3D4ED7983C1B85BE0E57
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download713E0DC14C681443987CDC3CC8A6504EE19159EA8C1B0AC4A319C7BCCA03876E
x64—DownloadF5EB87947F40392F19D4F33577F71DD5EAFCE4CDDC18B92CCF266ED361E6EB0E
arm64—Download24C7CFDD6B124FEDA29B88304DA0C75CD6CA4E6544738CD846400227BAAF8A97
128.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadCFC3BE6DA9F03FC889AA7CB4FA82721A535A6CC4F217B928AF756855C978785D
x64—DownloadB490D70965541C7BB87BB5C705E4E7B5905ADC688B9999BF127530DDB53D730D
arm64—DownloadE70EB2E4F425499E64896D4C6EA75FC04D82A25D64B02DA6A66FC51FB5558BC2
128.8.1
ArchitectureScopeDownloadSHA256
x86—Download80A2BB1E95E80C5EB9A2FC3EA9E8CC80AB59D5DA9841E2D3247D500B5E0795D2
x64—Download634FD13259CCC2ED82979EFCD1AA780F62563800F4BE36E36F111E8EC4E1D86E
arm64—Download802795D6A490DCF3C9358453AD0925E265885A3391631357E3F78ED286B4E3E7
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download21B9AE9331077D57CA643D0C395DF276A2F4E4DF6BC9943E54682DE6DCDD9A96
x64—Download09B27DDA0E45899570B0E33B33205F232319097A1F253A1460B8BB4D4A7CF073
arm64—Download79BB520AFAC65230FD840220E657BB05A6AC344EB9817CE840C6352275DE17AF
128.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadEEAA1F6101DDE852ED51BEBD1E3B01FA719D9BB4FA1CB29A8ACF86016170813B
x64—Download5747023E5CBA42FEEB9D5C494EF99DA4F8126EC96702178C5904FB7D1B358974
arm64—DownloadDDD97EA28A09BEFD77F4365862C64B9EC9DB1A61E8E28B7612E32E1DCFCB5A4D
128.6.0
ArchitectureScopeDownloadSHA256
x86—Download259451449B805976239AFCDE851363C37BE15A9478467E1160E584886F283B39
x64—Download0EA1AB63CD327FA207E0D10EE5CD18A41220859B778CB51A5C3432A45AEE33E9
arm64—DownloadFF70333E28999135E71C1841C69BE51734CF3384701BFBBC733AAB78E6EE4B9F
128.5.2
ArchitectureScopeDownloadSHA256
x86—DownloadA0DEB55337AA6467A74DE6640BE84BE0FD8580673FED9D352D0CB568ECA4A77F
x64—Download8CDB4E3C94093D81AE1BE8F982F9899E89054B93AE434265E61294E2912DFA29
arm64—Download047881FD24E2D2A2557A5786245BB767560BF6312CA3771B5D376CD5A7A7CD5A
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download29B9DE96DAB7171C50CFAE77B5182C830A3A9A0E90B2F564286FEF0AB1A2C9F5
x64—Download3C60F03810271A0F9D46ADF6B284DF807267DF050522583264DE2D5003FDF432
arm64—DownloadA58A058C3A6836E257071B3DEEEAD2C50D28D9B4D0A47485F918F9DBF89F629A
128.5.0
ArchitectureScopeDownloadSHA256
x86—Download6C867691AD8A54E157D7259010F6E6F52D65770877B6F4ABCE13008B063692E8
x64—Download0234911C1417A0637FFB52322A205540D71893863EF4A1AA38CC829A06843C06
arm64—Download1F7C33881C4C04076D94F64092D1EF7D747AF409C1001576994F78687DE1F57A
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download0135EDD27684084E5DA592D5C40D2B8E61014482C41CA6CF511B1BA8347D90B6
x64—Download1F51B677E09E3D66648FCE5458A9B54F2A210AE73BF1EA3A4D05EB412E0E5728
arm64—DownloadB522C05A7E4344D847EA08868916CA76A9EC35CA1204FC52DCB5E1B7AFBDB8B6
128.3.1
ArchitectureScopeDownloadSHA256
x86—Download7CE80701511FD9339925CBDCBE7B5DC2B0A8C0F0851E9656F430010AE9435C2C
x64—Download611AA08CD9980495B1A12976CE00EA98BA0ADE2CDD1C661782EBC9D19EB60F04
arm64—Download434B2DC41B71BC8C93FCD15D2E84C22D963DC632F57DFD783C922C481D7E1CC1
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download5B8295989F811B54D2059F179DCABBB84A1C44332DF2C275F44B91210459E896
x64—Download6F249845805BF620F64C141329D7EBB80886E0F8DD6A7FA2BC59C339CA8DA5E2
arm64—Download9977DED6F2D0C6623AFE2584468E5EBCDA6A3B82DA678C4CBF501585CEF1F2A5
115.15.0
ArchitectureScopeDownloadSHA256
x86—DownloadA75E689E26FA2E4181D2FB8E342EBCB3455B025C3B85FFEC6E3B4B46688C14EB
x64—Download45BD991ED6563DC4EA0911A618EB4261F278DD2B224EE785BE3D00F55379DD60
arm64—DownloadFA289524267D856319BC07523F40C657247BE234897938E44D90351C2DB03AC4
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download224108CB8FA10BDA8C05D27BD40166B8DC83A95145187F0CAF80C24877979F9F
x64—Download721462C1CD1E4FC9E679012E27B0B76209414297135E79C7B5C918F6AA0D373A
arm64—Download34FA14ED9D7E09174ED71BB81BC89AC9AC4ECC647A07810A1F9BC8DF55692BA5
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download2898F5D0538E861060998A01F79CE5725D8D597D9BFAFBCA37D623AD34752905
x64—DownloadBA5B551D9AF242951370180E48D43E39B19E78C81943C14B6BCB1B85333AC78F
arm64—Download1AB465C40FC3291EBE613D4213D98022307F6C551C3D4CDEC8E6AD8384C5AB48
115.12.0
ArchitectureScopeDownloadSHA256
x86—Download7133CF8F7E2F4810AC24DB6F12E616905362B86662C86EB0806FA62191F9C1A2
x64—DownloadFAA1708DF9F760F46B1F08272F787C7EA0BB72C0A265AECBFEDDE0A423A021C7
arm64—Download89F68196A8099EB221CA63582E6ACACB733FFAE8A19CBD3A70CA8F774EB1FCBB
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download93B8F22FB8C05C3D232AC10D8E157BBE3599EE6E539B84F20E4E3D4AFB791FE5
x64—DownloadE6457E17BA7BC15FFEF527D38FCE73EECC514DDCEE9359A5533A0850F24CA578
arm64—DownloadFF2C6970DF4B9A25127FB2ED224E700594F4870AA4FA849EF1F2E397F74509AE
115.10.0
ArchitectureScopeDownloadSHA256
x86—DownloadB6B039E9F1581731D93696EC83876529A08E1F34DB8E54E2FC9FBE4E8974A083
x64—Download84410C433A5654959D4CDCDE0D474C7F5E70F3A3195CC82FA86DF5074B56B9CF
arm64—DownloadD7E552F0ACFE8694357D874C418C562F0B18BFE5D833B8E665B4C30897C67A15
115.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadF534C482F2C75D3CAF9F543251716B4D7A62C054DD7813F305BA0888F9FDB69C
x64—Download568D47DA72C0366E1E958134D5E930C81284B7A9FDC60F24A96C2CBD461F2DA8
arm64—Download52A51DC6AF78C94A7E35C050D59A44D66669311425D42B0C8CB1925F334A4A23
115.9.0
ArchitectureScopeDownloadSHA256
x86—DownloadDD7C4B0CDA3690CA7D99DD5A37AF2D4D7135FC66DA5D0C3EB720B2F6267B4E46
x64—DownloadA93AC072C671ABE81A8D42AB6D4CDE8A53A40BC830A29CB0CA1BF4DA7B692F39
arm64—Download5562724C9A594069B488A2BC57141A83F3BCFDF848EA439A76BD03845D6A1F2F
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download1A2191FB0B382C23071ED7E246ABE0B614F597F952A232FC09CAAEC1C656236F
x64—DownloadCDE1EE6709D8B202D8662C8239E9AF58CCDD3E2B44A2F786C49DA424A07094F5
arm64—Download8AABFBB990AF9EDE9D76124E4B52D547D207A7FD0DB42710E2F65B1EBD75BFB0
115.7.0
ArchitectureScopeDownloadSHA256
x86—DownloadAD0D8119E95DA8DBE6E208D8189A1CEFE27CBC6D266EBC935122B12975FF089A
x64—DownloadBDFEE49D2FADAEB9ACCA05D240464731ED6C09E12FD4124EC648D9E3366292C7
arm64—Download6BCF902BEFF27B592F783F908A260F987717A2F9BB62F0AB82E0405B53D50583