Mozilla Thunderbird ESR (hsb)

Mozilla·Mozilla.Thunderbird.ESR.hsb

The official annual extended support release of Thunderbird intended for users who want all available new features on an annual basis and stability/security fixes on a monthly basis.

Thunderbird is a free and open source email, newsfeed, chat, and calendaring client, that’s easy to set up and customize. One of the core principles of Thunderbird is the use and promotion of open standards - this focus is a rejection of our world of closed platforms and services that can’t communicate with each other. We want our users to have freedom and choice in how they communicate. This is the official annual extended support release. Thie release is intended for users who want all available new features on an annual basis and stability/security fixes on a monthly basis.

winget install --id Mozilla.Thunderbird.ESR.hsb --exact --source winget

Latest 140.12.1·June 30, 2026

Release Notes

What’s Fixed fixed Security fixes

Installer type: nullsoft

ArchitectureScopeDownloadSHA256
x86Download4AAC6E5E4D54DED6875B5C9003F827CF184E1754489E94BB6027C879143C2CC6
x64Download6C857508D6CFECFC0FA7B2A22B2268213DDDBAA836FF5452D24583AFAE525346

Details

Homepage
https://www.thunderbird.net/
License
MPL-2.0
Publisher
Mozilla
Support
https://support.mozilla.org/
Privacy Policy
https://www.mozilla.org/privacy/thunderbird/
Moniker
thunderbird-esr

Tags

emailmail

Older versions (54)

140.12.0
ArchitectureScopeDownloadSHA256
x86DownloadDE8618B1A37B8713D33543E7CFA926149A3A4135D9D048CCA7FD4B3CCE161F9F
x64DownloadFB72D2325B359A73760EF4443ADED94CEB9666038DF4F8444C15E288282EC85B
140.11.1
ArchitectureScopeDownloadSHA256
x86Download432BBFBFB37C614C1696A49E8DE5903A2B1C28512DE979C38945B29CB104BE84
x64DownloadF43F2FD341E6E127C6248FE69A7D548DF15B005B842C04D7C5B7E896ABBEE791
140.11.0
ArchitectureScopeDownloadSHA256
x86Download4F2B07821431E248B1B8DE7BAB466A893FED6610E30ACA2818049CF1DAB13349
x64DownloadEC8515D3C6BA03890EA93CE160FE06CFF69EDC489C86CDDD07E7DC49C81B9C2E
140.10.2
ArchitectureScopeDownloadSHA256
x86Download478879E521C4EBF500128B68952BAE1CE05C1073BBF44160FE17C1994C490871
x64Download244F3B08C55655C25B99B67D25A9BCB5B4837A7D4A1013557772133A12360DB4
140.10.1
ArchitectureScopeDownloadSHA256
x86DownloadE277EC1E59D5B15433835ED1B09EE03B42CCD7EC608074A320D29FCD89D3AA54
x64Download7DAF06435F9A9755A5A0861371383ACE7D9C35EBB8C56940462145CC0937E903
140.10.0
ArchitectureScopeDownloadSHA256
x86Download2953534E2F358322E45F18A7FA02F8136ACCC23FCDD288FD87C9CE02F2BD69F8
x64Download5A89B025E5CB001F8F993B39C184A98094895D16980941BC4BD85191D9D825B1
140.9.1
ArchitectureScopeDownloadSHA256
x86Download98AA9EA177D68648DDDC1F6D9DE5611C6E2C1B3BBF279840D68D0034E7D5E506
x64Download1A8EB701C7BD997B1DE0F05218B7AA2633BDA95F4C550C330D004420C83409F6
140.9.0
ArchitectureScopeDownloadSHA256
x86DownloadAF51062D09252AC76725DC52529747328B7AFFC91BF03254E507033111786084
x64Download95F95E0FD291F3CEB8BFDFDC756F4BBF379C5FBD910E8435483F48855B727134
140.8.1
ArchitectureScopeDownloadSHA256
x86DownloadCD2583612B18380FB3046EE4965BC72C9974C761795BB416A197FC11DD08BE9D
x64DownloadF4E833DFF2D890BF9B92E7336E23919BC1A9D16BD607D03823C1241E4DAA2ADD
140.8.0
ArchitectureScopeDownloadSHA256
x86DownloadF68F03C653AFDB66E97A9C6DC2604ECC9CCAE33FB8B2C56A23F0F092E4CAFDC7
x64DownloadB5CF0A175BE8C1457D0BD9467ABBF9E529FF7957608AC0976330673A520F147C
140.7.2
ArchitectureScopeDownloadSHA256
x86Download9410B6FD5DFD11AD6CA97B6965F7FCF0879BBB64B72E71A3FCE1C4F2CA83B03A
x64Download3ED84379E80AD85FBDF99EFA3A4B5C261789ECAD2E5C578C48C507DEACA01CD8
140.7.1
ArchitectureScopeDownloadSHA256
x86Download4998FF37478E5463680BEABB7ECA53137BBB90A172101403F624AE3EFB8CD015
x64Download4239653D738842A31EDCBB56913FCD9C4F208D67310F2A1357125726D7DB3DC9
140.7.0
ArchitectureScopeDownloadSHA256
x86Download812B7766546DBE0A7CBC78BDDC9740A3711202A633858861E1545441C8E32545
x64Download10CE1026C0E54C97F34ACEE2E8F3551F55C49E9D06DD713A860697B6599B7805
140.6.0
ArchitectureScopeDownloadSHA256
x86Download5E1C70F38C321C77EB368A0CA00849DE75DA1722AADF963F62FB10E510A6D401
x64DownloadB78E6007BF274A6E33760CEE055493477589BA36A4E03B834824E47265CCE3EC
140.5.0
ArchitectureScopeDownloadSHA256
x86Download05C96F76F417B107BF5F5E80CB95FC9BCFA2B7EBE2F541C33CD5AFBF5A27B8E4
x64Download6E65B5B563A5A14AADBEA87B22F313FBC4A2F5A71EC7B0FDCC998EE90CC387C4
140.4.0
ArchitectureScopeDownloadSHA256
x86Download16899E4A5D6DF9940FC032B41AE62D3C9E94793D2E96F1D658E516510FA4E0CC
x64Download20A92482D547AD49D3F3D72F596434AD6427AB141523E5E30B899F105741D585
140.3.1
ArchitectureScopeDownloadSHA256
x86DownloadAF49A6028E4F53F7BDA06E7FB056312886A6871EB416E78724A311229E1F8EA0
x64DownloadDCDAF6A48253662A1482FC3CECFFC17EA79A09B6E0BF16BDE2FAB81E6BE8D31D
140.3.0
ArchitectureScopeDownloadSHA256
x86Download45BE1CF98EF12B1BF19ACE55286F4F05F8D8FD23F5AD881F8053F789A5880A2F
x64DownloadED74EA87F6F0FEB4C5E5A845F4DAA90FF113E89E81C99AFB38BB4B5DA2CF748D
140.2.1
ArchitectureScopeDownloadSHA256
x86Download0DBF6E305593C03322AA26FD4927FC27121A4A7A2E41C6B9A1541705DF2AF84D
x64Download30C1AE289BA056D47F6AC4237293883D97E221D3DF23E3736E6DDF4B3D796BA8
140.2.0
ArchitectureScopeDownloadSHA256
x86Download41885891D473B3131113C4DCF0F820D45FB825D97D7DFF656485971724D71A60
x64Download888E17F6C41E03A493D5E4759E65E1E87F23CE9A664AA5204709E1236B34CD09
140.1.1
ArchitectureScopeDownloadSHA256
x86Download06A4F22DC2D44EB99BC3DEB6472F34FA5E995CE33B839808BA28F5E20872FAD5
x64Download18C30E9BDF16DAB72436403DC433DA344EA8D6AB9DF3AC247E9245FE34CDDAF2
128.14.0
ArchitectureScopeDownloadSHA256
x86DownloadF6DD0087EB3EAB6B6EF20D703131F4E48E9189BEE138F9CACA866E6D9B031FFE
x64Download1EB64F4499D8EEC6B7C499499D138AC24BF29DCF456EF8D1F3A1B2AAFC8622D8
128.13.0
ArchitectureScopeDownloadSHA256
x86Download479E1B1179A1685810117155B73C9CE197E01E0E220B4D7355323762CB8CDCBD
x64DownloadB0B9099F75DB9F6043756825D798C71961EC29D1882601086D12AC49269E9C71
128.12.0
ArchitectureScopeDownloadSHA256
x86Download9E8F7BD4DFDB391EF92CAE39AE69466419038672D8B6EA9AA8DF129422821256
x64DownloadC4349091297C7F3BACF96FF9114C9842921BCDDBDEA985900B0CF1B59A742698
128.11.1
ArchitectureScopeDownloadSHA256
x86DownloadC6C37BC67763AA5E01E3A1DA4A239116B1EDFF0E7872044AF4DD08B3409A71C1
x64Download35B6353F248007ED6742F1FF373972993151449A9F49A566FB52154206D08E17
128.11.0
ArchitectureScopeDownloadSHA256
x86Download80B781E6D5BEBA923C4FEF0C40E624FCA1D65FBBF0E26110903AD3044A7D9B14
x64Download135C402A501BBC5AF93663074B18842DB99DE350E44212A699932EB88D662F05
128.10.2
ArchitectureScopeDownloadSHA256
x86Download8A4C4A551BED18D9F6D2D75D0748665E98534455CC5C76940EC771A07346689E
x64DownloadFDC1073A39AEFA54470214BA5D4E6F5E9BA52BA0657B39E79049931ED659B9C4
128.10.1
ArchitectureScopeDownloadSHA256
x86Download91BB3D42CD2807BE3D50FC1389D92122D56A08086524C34570D7693E3B1A3E7F
x64Download4DFED5C5D805C5424D991DDFAEA0ABF59B061196DF7B5735CC6A5F0AAAFE9FF3
128.10.0
ArchitectureScopeDownloadSHA256
x86Download9466D17A02C941536839C32F1AD9F8201A3C1C960B0D19B56101FFE4092F227B
x64Download7CE75AA1616FCB6603BC79325A08DC4FF32685DC07B28B641A43241B1985A120
128.9.2
ArchitectureScopeDownloadSHA256
x86Download4AC3DD7E7622E2A66B04E8EFDC2A72D0B4BFCCBC41E020C12094E6C3EF4373D4
x64Download1A009BB92E582ACE7AEAC898FD29819B57D1AD58FF7D49E667D05B21562C294B
128.9.1
ArchitectureScopeDownloadSHA256
x86Download26CB5274E51979A1E224301F5EAC1BB0DDAA10569CE319F61DDCFFBEC74EB287
x64DownloadC6C347C0650724692B308416423E9010A01AFF8BC2CD658C13C662779D7BD7CF
128.9.0
ArchitectureScopeDownloadSHA256
x86DownloadD04B795916BA9FD3374007ACDBC021A3571C1E4223AB8865D1C3BC2E42B52EB8
x64Download3E620827E47FFEADDC0FA7D7A5D8066229EB06A55673696A065479D3542C284F
128.8.0
ArchitectureScopeDownloadSHA256
x86DownloadD584633ED9FE47790746845473240257CBA7D5BB2ECA6AF41E1DBFF8DBF98152
x64Download811394E36F1189660F2B39FCD0E0CCDB93DD2233D86CB178C790E59DFEFDE37A
128.7.1
ArchitectureScopeDownloadSHA256
x86Download57127895686A84CBADAA6A8EF38513C01C2BCB847CBFE357C5D510AAA7C73226
x64Download4529FFCBA0B8E8EDDDC90C7C88D24C0F2F5AE780F2C4C78577779DB0AD8EC207
128.7.0
ArchitectureScopeDownloadSHA256
x86DownloadE5A89DA3A9155F98E3FD239741FDB99600573C883680D7E981F749F68D25A010
x64Download7B199DFD8B6A7F352EB2E8431D619C2EDEF8B2FFB3EE8B7EDDC4F49AF3E529D9
128.6.0
ArchitectureScopeDownloadSHA256
x86Download4F54BE016D28836B7C086F3EF078BDD3F8969522E75A65FA4E718908053810B5
x64Download24699C99AB1E0A229C8CCCB9541E6F53E06D053AA463A3F98352BD85811FF60C
128.5.2
ArchitectureScopeDownloadSHA256
x86DownloadACBBC54EAC2AD69986B5A889ACD90784E82BBDEC2F78FEB12401556BF49935DE
x64Download20E157067DB885501C54DEE78352B559BF45BBDF4C80A74213D00B2C5EE1198B
128.5.1
ArchitectureScopeDownloadSHA256
x86Download36BB1BF32B144DA1F06738FD2531955137A6D51394B9147FDEDBC3C709F35006
x64Download71E3074910417D5B37812088D441FFA7F48FCF2BE7F8050FA112C8B11E480E31
128.5.0
ArchitectureScopeDownloadSHA256
x86Download5CC7DC6F9B2250C9011BFC35A3E1164A8AD19868BFBA00495901666B49318FF6
x64Download14B58AF67B8CAE515AF810A97A797893CAA9219CFCC276E3B871EF9F282C8C3B
128.4.4
ArchitectureScopeDownloadSHA256
x86Download6A6607BD0476D7AA54CA0976EA4B375E58BE89A1619E9048F7D10FCE41475411
x64Download4DD55C58426D15045B72B8865264AF680713828856E925212FBF50CB3F650CC2
128.4.3
ArchitectureScopeDownloadSHA256
x86Download3AF9ECB7A4F3889A0620AFE7F7AC3C54F7BD4D68327332E7E32779B3C09D8864
x64Download00123C4AE4F47CDDBB7F057FE9558CE05C0A1B7D736DB32CBE3D848D3F510D24
128.4.2
ArchitectureScopeDownloadSHA256
x86DownloadCC5D14ACEE707F0B50D3C3F99EA69B68EA6F93BFC271D451196ED3A40EC19D95
x64DownloadDE11FC38EDD0AFD087DDA4E44177D252D6AE9AF1955356E571267DD73CE6A6C6
128.4.1
ArchitectureScopeDownloadSHA256
x86DownloadD9DDC36E77D9DD76C8942B70EAB976AD9F2BFC4887D7D3A92B73D3D9A579156A
x64DownloadA3D453EB9AF40A6EEC556A68392A114406EB1F11B7DB83B45033064CD9E3133E
128.4.0
ArchitectureScopeDownloadSHA256
x86Download1722ECB8C208487CE0F72B92D8BF9A6BE1027A69EB7882CB7575D5D71CF5AFDE
x64Download33B6413861D8D943260D33269C4D93D5698F8EF9E8EC09AB8C285B5D279F7C49
128.3.3
ArchitectureScopeDownloadSHA256
x86DownloadBA7299B3C75F7804FA4711B3DB59338C3808CB2712FE4D2784BD956D81624FF5
x64Download22E1C635D62CB823DF11BEA08D87596E9F50677BB00EEA93CD0ACE99E93EAD1B
128.3.2
ArchitectureScopeDownloadSHA256
x86Download9042DF4685D0EDBB9A73B70D09013C1AA77DEA96AA0D6DA69BE72788DCD117F9
x64Download30FE75807F326C848030BDFAF07A9A04541BF6923F2B625D7644CE087967255F
128.3.1
ArchitectureScopeDownloadSHA256
x86DownloadC283D29DDBBDCECB88D56492C5FBA7194F30A25586B33BDA3B059C103F212FB2
x64Download9F64D03D6C1079AE4475EED616E56D78F4D338C30B87C93EC19EDE60B72504E2
128.3.0
ArchitectureScopeDownloadSHA256
x86Download889B2ECB3FA32C8627B51275D788F9E6DA25C0A37AAA968913B67B99823E4996
x64Download396D85E7040396559FCBE16F5917CF23739D277516496E9949DC88814D5E82D2
128.2.3
ArchitectureScopeDownloadSHA256
x86Download35581AA843FD9666A38E673DE88B55F6AFACF21AA6227A953EDFECA25CF86036
x64Download52E56D19C6CA6AB8924927145E801BA88B244267A8DF1E7605F5ED8838AB8DF9
128.2.2
ArchitectureScopeDownloadSHA256
x86Download437556506F7314FB2AA7646848E9F50F2A69469574B8998D6A1DE9839B388D42
x64DownloadD2605A03E2274A98C2BEF5D557F302C963241F45C154D700693D9F7F25E36FBC
128.2.1
ArchitectureScopeDownloadSHA256
x86DownloadFC62F5E8C1EAAF940BF93B2130FB93E1FEFC77BE457C4BA319169A5D6B3C28F5
x64Download7EE94210BD8A2B0D2A0294CA4228EBE1DA5D7D0D3566E368B7B03DB25DF09BA1
128.2.0
ArchitectureScopeDownloadSHA256
x86DownloadFDAB1F404444C22FB4A4761C12475137D0E2018DC944B5D00B5D99036CB37829
x64Download583C56A87269491874397E3A2EAEF1310E133B6A850C1601B22B039E4FA0315E
128.1.1
ArchitectureScopeDownloadSHA256
x86Download1180CA28F903E20CFC50965270326D883C6672709FBBF5EE863F1E077522FD27
x64Download61D032AE676F35B678B0BDEBC97DE50156B2ED4AECBF14F019642BB86AE0575B
128.1.0
ArchitectureScopeDownloadSHA256
x86DownloadA988CC04DA2A0139AC0911238D3802E169072D5CE74F56A14E677A211FAADA5B
x64Download8506E1E685BB0794DFF60705F6BA5D46176248E94F93AEEA2B7509C1162914C9