Mozilla Thunderbird ESR (fi)

Mozilla·Mozilla.Thunderbird.ESR.fi

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.fi --exact --source winget

Latest 140.12.1·June 30, 2026

Release Notes

What’s Fixed fixed Security fixes

Installer type: nullsoft

ArchitectureScopeDownloadSHA256
x86Download308F74A18EBC727A73DB6164B18BCFE4738F8406644C5FFFE1208AAD90554CE3
x64Download71DAB22467E7BB97C15FA72969604EA29C487D1146BC0A2740F8CEEB15872967

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
x86Download77BCEFFD0AACA343B9A650A6DA1F9B9D2729E7607A33C476D8B623C3C233A304
x64DownloadC579E5861F56440E6DAA780B3277BF149199AA7813AC08D56E767C3382A12290
140.11.1
ArchitectureScopeDownloadSHA256
x86DownloadD9C7B7FCED3A7A4328BA35204FD4D5976312C756D1401C53092CACC4561153DC
x64Download30D9096D5F54D423110C5500F9F9640724403FAAFAFDDD20CA3F26BB1499F029
140.11.0
ArchitectureScopeDownloadSHA256
x86Download3B67E11E7F000043F2AA17AE42137730C262C76C90B88336CFCA6211FCEB3BAB
x64DownloadB4E1BDD06BDE57E63617A6AB300D564DFE179059C62BED817ECFF1F4A15786D5
140.10.2
ArchitectureScopeDownloadSHA256
x86Download8323A3D084722B5717FEC2F06584A55D5B659780E2D9CFC9829C6957E09957DC
x64Download5B51C513C9541699540FA4774C4BC47F6595CD01A988CE4162427EA3C827BB65
140.10.1
ArchitectureScopeDownloadSHA256
x86Download2B35B57943AC83593FB70E26A58528325C0D4870A8784FD914246F4ACC4C1AA4
x64Download97A8B97082B93A42496FA6C870F3204923D122DF6F475C154C5F1D4E36B67DC2
140.10.0
ArchitectureScopeDownloadSHA256
x86DownloadB97D2433697B33D9240C171620D75266A5698D5B5C5F0CFC9E917916A2C909D3
x64Download01FD997D4EA4D98B692678F276504EA97E64FF42E9A9145C52212E97C4DAAB59
140.9.1
ArchitectureScopeDownloadSHA256
x86DownloadD245F38D204C1C468BA4BF241860558B3328460CE595DAA86AACB2944987D361
x64DownloadD9ECB5D1E65BF5CCCE774B933D005540AAFB7BF570B3679AA354FB9FB4172752
140.9.0
ArchitectureScopeDownloadSHA256
x86Download50C51FB569B5CD91A722068A20715B7B3601999D666984A487C3E31BB5D361AD
x64DownloadCEF12F215E3E6EA6610AA04EF76BEE86E7E15511A682977A0EE389439893994F
140.8.1
ArchitectureScopeDownloadSHA256
x86Download168B529FB4DC1D768476F8ACAD60865FEADF835F98A467AC40263FA5584B0E89
x64Download1D5EC42F88C52D375FD810C838BFCFDD589EB0A7C9882C6859804FB4F1BBE6F8
140.8.0
ArchitectureScopeDownloadSHA256
x86Download80BCE78BE3612ABD5A1A565C36FCCE28024385ADF6DA463919973BD20189F116
x64DownloadDE3F4B1E9C719BFDA4507991BD30483BF3A95BDC4444975C953BFD18FA0C7D5E
140.7.2
ArchitectureScopeDownloadSHA256
x86Download704A633D979B9E68FA572331B9E29FB8E85091B68F6F156ED40C98400070C2B2
x64Download5ADF518197E775798E7ED39B1880B5F3F79237DDB6D169E5DA408FC1DA0C1113
140.7.1
ArchitectureScopeDownloadSHA256
x86DownloadB8EFEB07E8A9BAF5BC77D75C2E42CFBC78FC00C0C0335C3BA6E64CB353981573
x64Download6F27DA2B220ABE5A2AB43A08C7EBD167D6C1F15788035DBFA4AD14A4A3D0D57B
140.7.0
ArchitectureScopeDownloadSHA256
x86Download05CA6FF2BCDAEA7053AC372060C79F29CDAB6DA0A12A5D1D13D29880B35B5643
x64DownloadB43AB8DD752626CC9025FC2E90A644F659AEEF5E97543BA84C9550425F77F8B5
140.6.0
ArchitectureScopeDownloadSHA256
x86Download149E360F17EEDEC4AFBECE68F80B93D2B63E993B0EF3EBCA8891961869643765
x64Download12470632D8173051A5C1B1706EEB1AE3AE964FF2CE777E175D8FC4E7E01A3DAD
140.5.0
ArchitectureScopeDownloadSHA256
x86Download8E1A55CEAD5E1D4724DAB796A53A148919697EC9AB56E513E1123637AB8C27C0
x64DownloadF12C54191C769BD6962EE82697F2031C259CB758208596D0D3AED0A27409F037
140.4.0
ArchitectureScopeDownloadSHA256
x86Download4DD0BABC969ACBE29FF34552E6CE199208B6A476B00FA39388991A30FEF6772C
x64DownloadD4F454DFA9B4907244FAFF42BDC58F10EBD842E74CDD332F381804271833A766
140.3.1
ArchitectureScopeDownloadSHA256
x86DownloadDF6CD3277E4A1A053856B1DE1CE14BAD702169564FE2CE46B5C2BC2D7AD52D68
x64Download88A05C8644F8F4564AE1FC9F21FCE04370B74444EBBDEC63B04038EE43DDA303
140.3.0
ArchitectureScopeDownloadSHA256
x86Download621764486300520AA79D8C2F1D7B33FA134086BC15A7D8451AA09A2216FD0059
x64Download4989EF1C679FC30041CB89381B912E2C56869792BCC79B3C7F3EBCFAF5C53A5D
140.2.1
ArchitectureScopeDownloadSHA256
x86DownloadA4B17FCC0F3AA066B8ADAFCBB5231EFA033421E9B5101DC82FE8413EE2064BE1
x64DownloadFB3516835193972DA64170EDD37311A4AE7B75873D361863D3A7E1118DF8D2DA
140.2.0
ArchitectureScopeDownloadSHA256
x86DownloadB33F5BEE847EC3F89AD1CF244DAE91627E6C3F4E0372484F113B79A87DFEAB23
x64Download8A73538A0B63D0D3E4A5BDE147D4BF052EFAA9431CB17453DA8BEDF74E36C38A
140.1.1
ArchitectureScopeDownloadSHA256
x86Download0121A38464C54718727D6DB7BF6A9C4C5F7EEA87070FFC9700E4D66192CEA82D
x64Download67BD05E9EC3F2639F36CD9937700B96D347D4C0F63B94F3518B28CF32E144B4B
128.14.0
ArchitectureScopeDownloadSHA256
x86Download98E8EFE34C79328B20D9E8A7FD160906396D15952F5CF08CC825BC63A21F6060
x64Download2D6610CF61B12079ACF9B840883CA5CBB7C65E8980AE8314CEDC2676F082D5FE
128.13.0
ArchitectureScopeDownloadSHA256
x86DownloadFD5AE507F5237003C0C12034389BB507859EAEC0070A881C78FBA62ECA1FA8AF
x64Download6B1B0112DC5DDC08948278CFC11F5C7D42FA656BA51F08A78ED0BFE432EEBBE6
128.12.0
ArchitectureScopeDownloadSHA256
x86Download782A740B2565D9BAE28A511B9C2C2F3E9877D4AA8C89AFAB852B78C89046A5DE
x64DownloadD5AB499C78697B1FFA079E65C9999B1B5FA31B96FF5820861D83EA2EB8C85DE4
128.11.1
ArchitectureScopeDownloadSHA256
x86Download45C213105A343D329918C62F00E4A57A0F10332756DE7AB4CE5D3FE09710E4F2
x64Download91F1DF05E6B118828205ADF3B4B1E7EC7A3B6763C2DF8A3CB36F938DB1B929D8
128.11.0
ArchitectureScopeDownloadSHA256
x86Download9C8EC20443A44D208A64C558BC981B6893A3962D84DD7F7008CD3FF66A8B97F0
x64Download63B979CCE22C1812E1CDAC7DCD5FD2D5454ACEB32758F24E2EF745EE8BFD04B4
128.10.2
ArchitectureScopeDownloadSHA256
x86Download5A3A955E9F54CC16749652812BE4DFB6FE8BD214DBD863F1B1EA2B2206013370
x64Download1213D97CFC4F53253ABC8B4C77408311EA8787684B30A29CD2B4BE67C514BDB0
128.10.1
ArchitectureScopeDownloadSHA256
x86DownloadBADAD2E5680F242641B8A93AEC83FC54433A9E9F10DE0FFA63444D64531807B9
x64DownloadE21A73392E36C4C03117537EAEE1D0ED2330C26F3BA5EFDF78FE3D1F9144EB3C
128.10.0
ArchitectureScopeDownloadSHA256
x86DownloadDCB1C895332AC11E17BF9A340FF20D3F22AA02ABF1FE5FF8BFD814447C0139A1
x64DownloadFE20AC78A660181F79D045E792F7ABF8BC6E0EB8AA2ACFD4895AC6CC825F54E5
128.9.2
ArchitectureScopeDownloadSHA256
x86DownloadF51C5E7135A8CBB9BE48F81895B2A3660E71D9C31E1770216DA3133B31A63EED
x64DownloadA7EE2304D6AE939CE357E63A4ED1928676AB024BB6D8B7ADBDDF2437DB227564
128.9.1
ArchitectureScopeDownloadSHA256
x86DownloadDB26626EE105545DCA497E6FB36D0E7B5055DFA1572593C3E436D2B8E3BB966E
x64DownloadFD7E8C4964BE11C64F949DC9B50E41CB95C1BAA7DC245ACE35B5217C6F66AD0C
128.9.0
ArchitectureScopeDownloadSHA256
x86Download39FEEBABE38A60674170485BB56EBD1203451B86E4328F72B259637034F3EE7B
x64Download99924FE6FB98193DF0555DECB8CFB05FD79F1BA9E37586380A68BA2A27BCEDAA
128.8.0
ArchitectureScopeDownloadSHA256
x86DownloadEE55F653CF05193B7E753BFC3C9DF41673C05A4A917E75FCF361F93159CB08BC
x64Download953D2A6525A7C4E468A07608C3DCFD4CA0DEFD1F913422F7D3CBE645CDAB212F
128.7.1
ArchitectureScopeDownloadSHA256
x86DownloadBEF110ADB6CC2B5CB6E92C0B317E6CAF05423C4380364C5D6B8BBE8BD80FEAC9
x64Download1F0248C397CFA92A30788B77000B677473D73A02347522076F998816148AEF8F
128.7.0
ArchitectureScopeDownloadSHA256
x86DownloadBB7A56C6311DDC648B303F67FE7D23D29EE0C13DB1E83DBF392E1D6542AF7B2B
x64Download619EDA5E7DD7651ADB5DB41FB2DE2C52A9635274B95776177746598F6D45EAE0
128.6.0
ArchitectureScopeDownloadSHA256
x86Download3B8A63464266259AB7AA3452106F3127C03F5985E850FE32EAE92255911FD041
x64DownloadE96EF1726EEB40B06D07F70C8C209812E296B5D1B7FF022477461A00E1D1EF0B
128.5.2
ArchitectureScopeDownloadSHA256
x86Download3AB19D96E29C8B9F120A62E5AB6FACB5633F547C5F0E7F55AA88F9846727B54B
x64Download3BFB942700ACF3FBF02E893BE7CD4C1C88DF731A57E1EF56109CFE582DB91454
128.5.1
ArchitectureScopeDownloadSHA256
x86DownloadCF6B46851C73E962E550E442DA363FCFF9E3AD2F438410D1A2A8ED514B5866B1
x64Download0E24BE2474739E9493E0361C79610F593C30B4F6FF163710C1F665D080D4EA3C
128.5.0
ArchitectureScopeDownloadSHA256
x86Download3BC5386E933C3C1386113D52C5E865F6D3C913F124E4D46FFF8A5DEF7AAFC79B
x64Download859480DFB640F923D70692EC88CEB8B418CE82EB8A0AA0B29CD646BDE6A2AF32
128.4.4
ArchitectureScopeDownloadSHA256
x86Download64001BA775C1DD2E0ADFA7F27D688403D14F77607D5BD771BC552C7764CD7D7E
x64DownloadE7E3A6EFE740AEFDB9EAEEFFD2034D0B2F25339B9B1DF4E638D0CA420D132DBA
128.4.3
ArchitectureScopeDownloadSHA256
x86Download0E08D587E9C4A8DA52551548D196D7EA4AD370F643EF3CBF517C164CC2D65304
x64DownloadB928825B90F58A63B9CA6A33A0E14ADEC4294C0269FECD0A776C8CB9A9FECAE4
128.4.2
ArchitectureScopeDownloadSHA256
x86DownloadD9C6E7768F2379EFF47104C9BC1B4EA11634BD4601C2EDD55DFCAAC81AF49A56
x64Download388A0CB95135C1E37970A252AC911B14502C06FD06FA07F9D4FE63A563E0CB94
128.4.1
ArchitectureScopeDownloadSHA256
x86Download740F23C398A77D11CE68764192FEC9074508E6EB12C3724C1AD7A44647C27EAA
x64Download3A3CA86261344AAC5D09A1207C83A6763AB49969335185A1AF7CE6AC55130A54
128.4.0
ArchitectureScopeDownloadSHA256
x86Download97E710624DBF65E66EF76FAD9020C537F56CD3915AEDD40BADA90CCB2B22F29B
x64Download8EED0F3F26E88777F7EA11DF1726F0967AB0A40E6DBEEE4110AB0CAD065EB079
128.3.3
ArchitectureScopeDownloadSHA256
x86DownloadACE28229FE9332B1DE8E8615638F8E2AA086B785DFC0469B63535032C2D0E766
x64DownloadBE57D5E1455C4A23CC81EA032F23B3F6ABB393C82A1E79BCEF2EC94428B5EB7F
128.3.2
ArchitectureScopeDownloadSHA256
x86Download935DE2241BBB28A2E380BDDAFCC738FBD956DAA1A83C28BE98339CF69F9232BC
x64Download17883D3F7E85EEC30292F546A7CCF3616A7DBB88FCDE467339DA4E5F9EE13456
128.3.1
ArchitectureScopeDownloadSHA256
x86Download33AE18F94B9D7DE23A74096AACC5200F7B180AD532D2CA93FAE420A311087101
x64Download40BD59F4C8472273BEF4B028F118691DC4366C0785D621CECF51F2C803A53D4E
128.3.0
ArchitectureScopeDownloadSHA256
x86Download1EDE21309F5D9C8E9B470074B83C5C03A720FD2C796DF8468AB33E9320A5AF1C
x64Download607FBD2F3C768F1BD1119752F4EBD95A344666EDE11A861A29021BB58D8DAE76
128.2.3
ArchitectureScopeDownloadSHA256
x86Download0ABB7977ABAFFBEEC2081C4C5F311125C23BD0496AFA610185258CED1E035251
x64DownloadC848A3CCCAF1C7630121C9D55B901C588E32C3D22EB27B9373DF677C038BFA3A
128.2.2
ArchitectureScopeDownloadSHA256
x86Download2F883B44DA3A9695B62188AC7B370D899D941113D4FDEA5AED4D9ACABE2FE456
x64DownloadBF879F1ABFA2E24A274C277C497E74B362200EAAB259C69EECE13F0ECA1BAD23
128.2.1
ArchitectureScopeDownloadSHA256
x86DownloadD4F1E2A54F2DE852639382A5BB9E59EE862C0AB699C3A09BDFBCA33F07006EB2
x64Download89E14ABABF08CE761C34E23619D0972E6762590A0397851D5011739BFA507BF5
128.2.0
ArchitectureScopeDownloadSHA256
x86Download00FD92812F71306094DC720FC536E78FB4728056DA7BFEBB8B6F58F82E84CD0F
x64Download233266978DDC13CFF806B3915E3C1718EA3B97FCEFD45E75503597A93A019712
128.1.1
ArchitectureScopeDownloadSHA256
x86DownloadD66E303FDD80F67D0BB272A7E683423E3B9B5E2B9F4B9935DF69545016F1C848
x64Download22C14A2B62CB23D41876CBB63A00000644780861818AE2C003BE0F96A4D2BE07
128.1.0
ArchitectureScopeDownloadSHA256
x86Download26F75C4869D4764445FE1D32FBD2010EEF9A0F973FE11D5C38E496710D5FFCBD
x64Download5D49195E9593756675C21683EEE487E1A339E926B46595881BA2B4BC0A5E1A7C