Mozilla Thunderbird ESR (de)

Mozilla·Mozilla.Thunderbird.ESR.de

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.de --exact --source winget

Latest 140.12.1·June 30, 2026

Release Notes

What’s Fixed fixed Security fixes

Installer type: nullsoft

ArchitectureScopeDownloadSHA256
x86DownloadB3FFCE62B340E5BFAB9C63CCA64F2CA238B716E30FF2349600D7A5F2A9ADAFCC
x64Download13AECBD4A86759D29336D88246D90F1B95C2606D05D56D12CC5D4E46E303F451

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
x86DownloadCE7687CED0A7C95E66136CF9B4D22CE6C443FDAFBFD57F846BE2EF5569A55FC5
x64DownloadCCD3C0DD8C31DC3832F45F0781DA055D813920DEC59B73C1DE93CD12983391B6
140.11.1
ArchitectureScopeDownloadSHA256
x86Download25B21467207F64A9A25480EF33C1696B98B788AA05DB9892C661E00595D2EBDD
x64Download277A176F0D07A803F40EE532AAF9FA228DB2D1F27000C54B4BFF342004754968
140.11.0
ArchitectureScopeDownloadSHA256
x86Download0651E88F205E37E97FAC1CDFAEEE8BA1615798C9AFCE817A21703BE83BB7D8EC
x64Download044354B40EB1C917CFC4370E58A5136490B5249893C875AA1B31AEA41660D099
140.10.2
ArchitectureScopeDownloadSHA256
x86Download29617FBA85C9BD4937504F0916DA62E33BAA10935B626C1E30F153C4362E7845
x64DownloadC39462FD812614440475B7FE692D78AFBEBC0370A512A6AE2104DE68F34B68D3
140.10.1
ArchitectureScopeDownloadSHA256
x86DownloadB6D2A0834A104E64315FDE10E6E544DCB75E53446B53F05462244FCEF4392026
x64DownloadEF41B23D651F9896904700B38D1D8335D5AA24F6552A23CB3AB562C3BAEC0BDB
140.10.0
ArchitectureScopeDownloadSHA256
x86DownloadE4CB23755EDCB942590632AACF2093A0103833B35535AF17A79B74F44B695253
x64Download69745AE9C135A66F9E4E7BAF67220F90B44C4774CF63E530D0D6D638A83F03B4
140.9.1
ArchitectureScopeDownloadSHA256
x86DownloadEFA94907D3A0C3ECAA69CA936436C0FB7CB5E8D036187B6B108DA0CB8B847300
x64Download5B7F8CC66D4A9477AB0CD516D0EA5F5444F0F8632B1B76BBA2032513E9AFFE2C
140.9.0
ArchitectureScopeDownloadSHA256
x86DownloadE09A98BF09CE2C6B6FC01C2039BD08D9D7BAAD892AD951CBF51AFAAD2B203CC1
x64DownloadC0FA738A5492A4B867BA8E5EEBCCDBA558D85BA2ACB62B14A20DFB741BFDDB22
140.8.1
ArchitectureScopeDownloadSHA256
x86DownloadBC54FE734E7BD887C56E6C9C0C8F67B6D16307BC7F86904115B8F7733DCC1509
x64Download2C09EC615648AD8D796B61089EE0F71351C6E129612A53DD74B53ED81BA2A8D7
140.8.0
ArchitectureScopeDownloadSHA256
x86DownloadE334D1B418993B237639AAD4C0340EE6C7D9D7F941B69EE32EF4E8629225FCFA
x64DownloadF34DC1499E3034703692E5796C55A4D5581AB6C54F13C29434526C163C55CE65
140.7.2
ArchitectureScopeDownloadSHA256
x86Download52CAAABF4E4BA099D2CEED2616EF72DB3778807AEAED1CB25CD7C82BC7914C70
x64DownloadC5D6F900FA9228ABB11633ECA841BFC6905592445377AE1FA1F770202A07B94D
140.7.1
ArchitectureScopeDownloadSHA256
x86DownloadF54B3432D70A75CB0F014E2796F9724E93124586EF04464670FEFF8D5A4CE513
x64DownloadE7A76A3C75FEBF5AA9D701EE31712EEB912BDD660E11817D264D3C210D6D45B3
140.7.0
ArchitectureScopeDownloadSHA256
x86Download82EB6F6BB1E9C662D31C2A538675204C1764535D4B436218976E0C08EDA56C5F
x64Download8A9B42B7EFFB6634F055D5013CDC50BE96ECC86CE86E1F28D4755405ED8DCA11
140.6.0
ArchitectureScopeDownloadSHA256
x86DownloadEB48255E0FC060AE87401BC38F2819255D4827D9BEA56BD0E3EEA688745BF0B6
x64Download836CE7B2CF5EAE9615F161A7A3BD49F27F78B892607E161969BF02210FE29E14
140.5.0
ArchitectureScopeDownloadSHA256
x86Download1F766F3A5ACA8B63283127B4CDDCACFE05BAAD22EBFD76001211FA6442534BF3
x64DownloadDC29DEEEB53283E5164F2B612E84626CBE7A4E5CFDB5C4E7D1ABB25BBAC498DB
140.4.0
ArchitectureScopeDownloadSHA256
x86DownloadA518F2DF54E3B0FEC6722F9FB653295B81297A535A3364D6FB1B6146FF7F1314
x64Download7FBC9EFD2057CD99AB8A3D4FEDD46A039019D76647AE2882BEBD1C2C285C4CD2
140.3.1
ArchitectureScopeDownloadSHA256
x86Download5D269A1437BFEDEFA4EFBB704A43867F419E27A5F8E29093E451E1CCE49D6760
x64DownloadB38551BA473D7F31F23831D24F019A49897CC981ED08C426B8A2D54956168C94
140.3.0
ArchitectureScopeDownloadSHA256
x86Download76456FBA4B2BB788D65E0621C4CC70CA973292A151435A69D634E363BB3894CB
x64Download5F571F5A98EF00F0770F8976BCA024E48F9B912E07A742D043D94CA0E080AA26
140.2.1
ArchitectureScopeDownloadSHA256
x86Download7B6A26AEC3101798249F2A248722DB0109E86D39FF05CB3C99EC12AA9D6F051D
x64DownloadEABB40FC08C3CD725619F7C2D833A3742D1E8B33C332175E32749A1DABD6D51B
140.2.0
ArchitectureScopeDownloadSHA256
x86DownloadD2D2F16023F32CF565C601849A6E93B654E8BFAB2BCA15317934B66D01ABADBA
x64Download46E15D7808F8E3910E0E11B314839509F73FEFB55C293874BEFDACD380AC5E6A
140.1.1
ArchitectureScopeDownloadSHA256
x86Download3FFC94AA0A0BAD0A761A61544D4B074B33127F77974DADE0B76AECD538882EF5
x64Download4A1F6E932C63E442A5D3163982DEC01756391424573B4C5069DC1FB862B03615
128.14.0
ArchitectureScopeDownloadSHA256
x86DownloadB428B91E6C1EE92EA3DBDF7901C3490799E6330F7C771BF2B02C294CA0F241FE
x64Download6BB2CBEF5BFC230B125FAF2755FF3368270147820E1425F848C6835606E9CEAA
128.13.0
ArchitectureScopeDownloadSHA256
x86Download420AB37F4F01B444D8E7BA11B2EAED2FBB20D05B6FA8A6D4DA8D3572BA7BEA41
x64Download7C2EE337343E568B42E0E52E08D2451DE818A604C1A8D6DE7527E681987434DE
128.12.0
ArchitectureScopeDownloadSHA256
x86Download1E257543A92EA3CD37B8C8EF3DDB674949A150DEB95735908B339BCEAD8BEC92
x64Download0029E1AE49ED0C8E4DA7E12B942D290BE697896A3614ECCF47316E02272364FB
128.11.1
ArchitectureScopeDownloadSHA256
x86Download67F6C4D48E0F2E8F60BEB468B90C75DFE2B324F6070524F251E565D1CAECF05F
x64DownloadDF0C57099828ADD05175C36542556EAB3B662C81C8A31F86B8268B7BF6371DF8
128.11.0
ArchitectureScopeDownloadSHA256
x86Download3834F4E47188157FACD3A65B934AA3D70F82C14FC5EE9AD05CD4F496B6521AF7
x64Download562075B1C224F1AE0DD66784C2A125D2EAAEC5A4E696C8E1E1D701110AF27A4E
128.10.2
ArchitectureScopeDownloadSHA256
x86Download60AC95892B4F937926F91994007DAA900685BCF32C7D51AA1BB42D2715AFAAB1
x64DownloadC2C5316DA80D1163DBA5BFA5B5BBB9DFFD26174BDE9B427BFFA5EA809EBEBB31
128.10.1
ArchitectureScopeDownloadSHA256
x86DownloadE8460F284FB6CA1FD3609B25F9C88B38EA0BD618DE8C3A6A6BC5D9BFC3A86D7F
x64Download18AB82CEFB22CDDD9BF6E3FA0CA00083968B4AC75E7D38E7260D35C995F06CD6
128.10.0
ArchitectureScopeDownloadSHA256
x86DownloadB79233ECCCA86FADAB17DA09A4F3CC5F18C2D6D2AD578DA9BD51929559F863C1
x64Download2211B37EDA7905D3B2EA77D69D2CDE5CE958EA2C291827FC9D358D9A3237D5C6
128.9.2
ArchitectureScopeDownloadSHA256
x86Download49076DE08EC6D761030FA1EFFBC8DCCAEBB83C9937743FB33CB1CF7C6AF6BA9A
x64Download185C3FD26004949237E1E5F5BD85D7AC6F3CF0FEF1D573839D1634758DD1300B
128.9.1
ArchitectureScopeDownloadSHA256
x86Download349D40C2CF96A319C54C7EF7EAB87460207F3E0978AFD246CEAF2332ED462D85
x64Download0789A2AB86CBE7C4CAB9AAE0C994142A643C02DD11D196922D17A315D8F467BB
128.9.0
ArchitectureScopeDownloadSHA256
x86Download12BD514F06DBB4F362B3BD4E586B61684D1FDECCE4538608ADD962F161CB893C
x64Download490C2DA5B7388700E769E050C3DED281E8BEB3F77DAEC24BA34D451A6438796B
128.8.0
ArchitectureScopeDownloadSHA256
x86Download2DCFF981DF41C52F3D264CB694976104A28EA81ADF7368AD90879149EFA2A7B7
x64DownloadF48D46FF414983A08FD0E818CBB78B0107CE1FB5D53FD796F993FA2CE42DE441
128.7.1
ArchitectureScopeDownloadSHA256
x86DownloadC1ED213C07277E9677D315A133F479351ADE4E3F54A9AF6CABFED3606B0D5807
x64Download9A2544F4C922412E97AA64C7FE6D1E17B55B5F216C493EB51E9F34FF25F264E1
128.7.0
ArchitectureScopeDownloadSHA256
x86DownloadE23B38BDB78A9DA4DCD2D8585E5CD6925D65D2CE16D980942D117F1C1DAB2197
x64Download2499BB8566993147A3E49E589FF1EF1959DABFC4AEFE67A73DBFD9516B846C40
128.6.0
ArchitectureScopeDownloadSHA256
x86Download8754325C43EFD97C42240A919A53092D44C80F7D73923C7274C180B693F4A9BA
x64Download5D6DF0FB362DB1593EA38804236A0462D95DD7782D287B79D7C38E8CE125529E
128.5.2
ArchitectureScopeDownloadSHA256
x86Download42619401F3C18EA8C6294CCD6E16F3D180C51888B0E1D206C8E13A7AF320AD67
x64Download3F56CCD3F093C251DCD30112D896A68CA8C0D998CFA991A18CC7941D4065138B
128.5.1
ArchitectureScopeDownloadSHA256
x86DownloadFE7946A187CF7C39E2EA1C9626D48BBFC9D8940572BBD3313C7E71624ED74172
x64Download4B1DC86E72533F3DBE98BE55433628CD86430B1FF11A9B64612905F8FCB6316F
128.5.0
ArchitectureScopeDownloadSHA256
x86Download48B855EA731F90705F64B54359FCA015BFDF6BC49472368B76659D5E4446C527
x64DownloadCDE226F8CE173A58F41CAEE49A9D6A93D15759EAF5C13BC0BE1BDC0F2171AEC9
128.4.4
ArchitectureScopeDownloadSHA256
x86Download2887C25818A2B9432DB331610E50522C7D5BB2C4EED425BDA53C2A309EF76464
x64Download6E9A6A6C05116332F9A6D80A590E7AA25DD1132B9575DCB2B8729CC46DE11900
128.4.3
ArchitectureScopeDownloadSHA256
x86Download86D62533CBDDEBA434D7E637847A18C779082F5B4D5C8C66C63D1667B59B81DD
x64DownloadD7E0E507498296334900DDA96EA8735EA5F54C16C18E09A34E7E94F93215A9D4
128.4.2
ArchitectureScopeDownloadSHA256
x86DownloadB683F7D84A5FF72679A5AD8994EBD3B12144A1045B21DAB2F6EF34C822CA1E1F
x64Download97F5E6A57BDE5C5B8BA658D8E3511CE6FD6E14BA759380B0F5848C8D501C0184
128.4.1
ArchitectureScopeDownloadSHA256
x86DownloadBC692503C04AC884F992EE12EF1DD189C785A1EBE940CE4C3F37430EF8FCC779
x64DownloadBB9351C6BBBE66C6DC00993D6D84A11E3D0D695F4FDF8813EC2AF71DB988F084
128.4.0
ArchitectureScopeDownloadSHA256
x86Download7600255AF4FB936B03342A7F01C17841E850587876EF186284FB8473BE1469AF
x64Download0CE4AFA85D7354AD62901847E79A8CC188C26190BDB8ADD73EC7C35AD101EC71
128.3.3
ArchitectureScopeDownloadSHA256
x86Download2FC8B4892BD716BF62910F7975F4C0AD44157347BB016AB7FA2ECCAE1712B859
x64Download2BA735020F0BC8DAF88631CDF9907C3CD629EF495E3ED9E54E443A7CB34ABB50
128.3.2
ArchitectureScopeDownloadSHA256
x86Download05BEB87F289B5A9386DD1F3ED0C62F167ADDD6B8EB6AAC8B402EA54D83204152
x64Download672CE3C452AAC027B684A759D54F4A1EBE94026BC19ACDAB575F9427E351F502
128.3.1
ArchitectureScopeDownloadSHA256
x86DownloadB407B60DE4AA5152D8A907B9CFCD72ED8215CAFE076049520A926363E2E7D08F
x64Download5776D2F1DB7E435168517AF89C2B65095BEA89AD9E95658D03F8359B8AB9AC6B
128.3.0
ArchitectureScopeDownloadSHA256
x86Download44EFE7105C48BD417A0FEC55F5090912D473511DC1AEB31CC426B5D7658B3D7A
x64Download1733B03959CDFE303CE8A26E1E25C703A0B18F63A2050A8654E083E109B9784F
128.2.3
ArchitectureScopeDownloadSHA256
x86DownloadE40A5A2335355A38EC42B13570D9FEAAB6A8382C7E5505977840ECE80495CA1E
x64Download1DD58BC16D28D2298D367257CD5F09AD8D8DAD35DECEE4A0E9DAC69508EBAB5E
128.2.2
ArchitectureScopeDownloadSHA256
x86DownloadB64A098599C6671EEC40A13A12400F0DEF314D56CDEA4CE8057BD272FA4FF40B
x64DownloadB60E443EB772080DFDA2E02F8FC69015404D6CA6E14843E6A72B3D5E0ACF4B21
128.2.1
ArchitectureScopeDownloadSHA256
x86Download03821DD558285915D93C206D7F25502074A5EADE374C8DEABA4C9C2C7D7C9198
x64DownloadDFF4AF2F7F89A704A74D0087933D77D17A338CCF5B420518A384A773B847E448
128.2.0
ArchitectureScopeDownloadSHA256
x86Download895D194CBD42E3E2DFD6B22D395BFD986BEED988EE1F294BBC9E013B3E0B01D4
x64DownloadAE83BC03129E3F5E166F304B31E32781FE124178FEC2C9BAE47179538080A856
128.1.1
ArchitectureScopeDownloadSHA256
x86DownloadDE6445D381DAD7E2CD7867D1D4E1F0AB047C05B6B5E94F981032565BCCA8A1CF
x64Download127132E7526710D46A98903E19FC14306C13A8F5C0821620B7B9C6D80896FF2C
128.1.0
ArchitectureScopeDownloadSHA256
x86Download36CCDB4C2E6112A853773120AD1B84FE990A763166F4D1E2DF41FE686CC255EE
x64Download6A4ED6F1C452E4E65B633760ABAD8E958278926A26772C0C99E1E6E7F4FE1BA4