Mozilla Thunderbird ESR (uk)

Mozilla·Mozilla.Thunderbird.ESR.uk

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.uk --exact --source winget

Latest 153.3.1·September 18, 2026

Release Notes

What’s Changed changed There are no Thunderbird changes requiring release notes in this release

Installer type: nullsoft

x86—A266482E24B62BEFC73127AE25326D226D32887535A24B7D72F2B3C2B9CCDF33
x64—E5359505A8A62BED93999A8542160D9EEF1F3B3DE02B930A69058999A6074A2B

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 (62)

153.3.0
x86—53C241ED5CB174121C1638E5D4F17C33BC611A1F8FE008AA3ECC3EE3B6466287
x64—C222A872C5527A40482C9A5CFA5A9E73424BDC5B2C2BE00DBE48AA003FA8D592
153.2.0
x86—257BB9B2BEE78B8451862A9D6E7E3AAEE7D3D3F99DCD2B98D8F3F6E25586F385
x64—E58B306CD73C7585A735EA2DAE5734C729C0481AC3336233DE526E0BCDC1C77B
153.1.1
x86—8D1BB6D9BECE9C4477B070197C292C604BBC3476C4D1AD7F91162D287042B539
x64—DEB55D96459B0AB9AF3BBE7206C3F0022F71032552434D463A7722B24E06C925
153.1.0
x86—74FC51CF9A509F23AC4387883DC509F373B8D1A9EDFCF8D65242C7F4D9C29172
x64—C7E39E81FE6210F90AA76CEEBDD2109417295E853DD199AC63D153B1A0FC6253
153.0.3
x86—40996A83B531054490E315D019353293FC12625F1D0D6AEE73C72D80D30E96F5
x64—2C82812B79F91FD2498F0CC99B5BE2EBEEEF099C1D141446E7F28713D6A57F58
153.0.2
x86—87CE5F5623B96B222BB318C57795C05F47C1E5C58AE3D2E30CC3153F58057D05
x64—EEA71B97203BD87CC025AA163ADA76500AE5491ACDDEE4AD3F526D5DDC447425
153.0.1
x86—9E7A3C9D56253F16F075F2E062FB46F61CD9B76C3F36CF3AF75932F4DD31EA51
x64—8C8C4DB0D48F9C99839931C679045BC14F215C2A4A244425C34A90D33EF36C52
140.12.1
x86—E05D25CA757E42E0662CA36D6F44142AAC7405BF9859B0F822B7ADC369C1C8AE
x64—5A26481934C1E1950FA79A0419ADD66A57C21F394293DD6AF668B145EA86DD4E
140.12.0
x86—986FCC93F6B2BC01CCF3F304CCBC440A4B6DDA31BEDB425FCF13A1C8268FBD72
x64—7D048185FEDB503E3A22C6A25167339CAB559EDDAA7232022DD9EA94202EDAF7
140.11.1
x86—12E65483006ECCBF55F1FE4D3BBBC8C10B57F4B7B5FFF0CE47AD0BBDA881781A
x64—70DADDA20C42F19DB38FE45C14200FCB2E4E03752AD11C5CB21F0EA7CC9CEB08
140.11.0
x86—AE196CF7100DBFF82DF93B7537F02E9C36114D5BE481BB3FA933B96C2ACB3870
x64—A0C012761882DF864BEB24BA9E0EF01E473F66E4B6074269D5D05D23FD35A379
140.10.2
x86—88394C0AC42A42A0E7E2EDFAB03008A3D71EF6E1BE1E4ED6BF35BF78CBB22FD8
x64—B139849E182AC63F0C3D002D8402126540F00834427CA85701BD7DA93818932C
140.10.1
x86—CC9855C0F70AEE0ADD05E012686224E0E75501AEED8B719C4F7E5374DB8C17E6
x64—E557901EE8F8DF1DF2E5B55AEE29EC3659C5E1FA1F977AFB5C1E35C2AE20F401
140.10.0
x86—EDA604D8832B39F6D5CA66383CAC07E054D8C70CA5A5E927459CA2990716C7E2
x64—2426CE56EEA00980DEFF593A9D18DC0663167F1238BED8EED9143B2D7230CB14
140.9.1
x86—BDF471207C0B2611A15C1DECAD2D4827FC4A014438CF65D6F49C2E4251B542B9
x64—D4A9F84EED9851F40BDD643A0E853066A081AE7081ACF8E623DE50B598CA3D00
140.9.0
x86—2EE564CE41C4E2F38B5C709AEA88295EE99DF64288AA0F3273A4C621DF602E0D
x64—66619E366B7BDAC7FBF262FADAF1B44C8D0400C547469D7CC1975EFC7E45422A
140.8.1
x86—B3D2E62DB381FEE806B688B00E3A4C4345F6DD2E1E81B5B0CE89EFBF4143E55E
x64—115E0B3788C7D3524A2C0879FDF7698BA0D296C38BE0654B804FCD8B5829C57D
140.8.0
x86—BE8F5239B4810CF356EF88B25B71808B7C6DBBE3F13497505FC98693B5A47C34
x64—33CCB47030042B5BBF4A8B52A6393CD56A263F0C0E36BB73B748A137600F8688
140.7.2
x86—8D3F69ECCA7BFF9CD9C8DB2DADCDAA18C596D6188B9137971998BA0F5581315C
x64—1B6799AEB72C10DE14B8B63A6CDD0454712C6AD91630ECF4106B6E352C88A0D8
140.7.1
x86—A02CCE38A7B2846A16A9EEF8F4D22FDC348F5392832FFD6784AB166C809BE347
x64—0D6F21470526C4FB7F85F4DEBEAA33685ED8D8678826B4DB40FC7E35591ACAA4
140.7.0
x86—FC4B50F031A9D005B7DDE99C399B2894F5B1F0BC516B3DA7D55A8E7F7ED83CF8
x64—B49086A101D2E1D210DEB5AD861395C59BE10E9828C1F6339F8BA48F8029F3C5
140.6.0
x86—C90AFA83614C9AB233B3680010AB6C72D5E7C845CD8471FBA322A01517623E34
x64—987876436A6655714715881C18A410CFEF94B959350AC5FFD021228436A6D78E
140.5.0
x86—ABB6E3DD096D8FC54ECD6C1165B302D4553448F78054B4AF12E860A729FDB594
x64—0EC5DEF0D1C8F1B04E70DCC2C8D8CD3EE6C4DEA1D68C289EE144483C59C42C48
140.4.0
x86—74B3B833201B2B5E96F2076BD873C7BC1BEF98ED1EABABA2CD4806956983D982
x64—5D3F0CDCE8C2F0FDCC698CEA9E4EB72AD1E1178348947EAFBFAEBB6442C194A7
140.3.1
x86—8212B96BAB169928893E2782B7028399610345B81D0053DD2A4DB9FA0CC9CF5B
x64—B025CA4BF6992B1C6AB93C21E39C70A0A55A134D45818B1CA6FD595F49AC9B1C
140.3.0
x86—3DD15E6AFDBAD1A61EB82BCAC49B6858C90DACD9F699EB41036B42FAFD8516D0
x64—3B047A7BDDAE6612455A73425290D5FA51F26792CA393456421241A82F383FC6
140.2.1
x86—5ECE352F9204DBFEDC55367F00E5129BA1561190F706EE5D774C0E4A3508A62E
x64—12A0241D96602FE01CE921C527B7608497915DAA4D8C63E8FFC454555CB8AE22
140.2.0
x86—54951D8DEEE179CB37936EBDC3DA59432B04CAA1E0418D2C6E1F72429E4273E6
x64—33A66760CC9C142C09A02FC561A3E145E13C18BDE7465191FC53B76ACE5347DA
140.1.1
x86—09F65D13A43E35AC5E866F929FA7EF8702803E425089724807A8FD30B9FC44F2
x64—B864544FDCC5ECA7E72CC7D49DCC55BC20DDCC97D3D8E477AE76162F723ABB11
128.14.0
x86—42BA7170ECBD74473ADAABE7B84DFF9DCD854CC93A74A0BD4836D87B4EC8D0F1
x64—E4DCBAC879B9012E003C863290AD1DC3567483C122075D4FB647F91DA450B610
128.13.0
x86—816E295D1DD14E8F1EF6A9E9114B3E5BA221DDA5178284AD42F0322453B20B34
x64—DE87DAAFF65B73D86B5D1579D4873A98CC44A577D58592A76B9765B76DCC60E7
128.12.0
x86—7A550AA4BAAED035D72C677B2E3FED9ADF2D3EDA0C0951BA64811037775075A7
x64—793A197088B0F9CFF690FA6C21C2B6FB657FE7B0156940B417A23F74A317E3CA
128.11.1
x86—724C328C0B5DF211FDC6680B6EBB59C671317E1CF86268ED9908E50C42D3A27A
x64—006002DB75E3EBADFD7C8C0922E25E8AFB4F3A65B7BB36E7506C47D43E79965A
128.11.0
x86—ECF9ED346379BEDED3108A031340BAF297CE7A3ACA2DFDF0A8126349E2DA8CDD
x64—4727DE619992DC80D88A854FEA98B9C6B3BB2C853DCAD291332300386243C4A7
128.10.2
x86—EC18FC8D94AB5BF944D097ED09EEC9CBECF050BB3ACB341255E9882563A58A54
x64—664CE285C34F1827C69CE673F3F4313861BE31A7DA8DF0FBAD09896EE9D553DF
128.10.1
x86—B9B8B3FB1C328E40C82BAEFFB2296319C235A8A690DC3458B2ABCE72001548A7
x64—B8E81480139182F5DC1627D3090742EB278BBBBA4CBB6FF33C3D97C6EAAEC011
128.10.0
x86—95829FD4C6FCA6315A57AB0D223DFE7E30F5DC8D6AB4E1AADD90DF5237C20550
x64—50902A469543A33FCF27DACE1F88C3B1C39760D51BF461E9C53B51598589448C
128.9.2
x86—98D1767A52F090734AEBF5F44014F819D5301373AE59628EA08EB2A27F6D2B4B
x64—06B48558383625FCD2A85CAD4D3FDFAE12EA5F386CD8ECFDC11B5A8249925576
128.9.1
x86—2E99888022D53D78123FB3975E78B3210D2243A3F61B82562A22FFC40F371A8C
x64—15180605F3679207208A671AE2D422F4E742A171381F584C98FB35CEBE3D6C48
128.9.0
x86—AC4728A842C1D5ABE6AD4D3971530DB488FE1225E081929D2C46D63F8F37F56E
x64—1549FB61677DD572A7977CFC383A0FDB118678AE79BD464595415FF99C20FD33
128.8.0
x86—BBF391803F177E8C8AACECBAD0BFD5D5D28D7A800481EEA1FC072B09747E22F0
x64—95AC4E8F3432906504D54E31E41201B9B4449AAB3CDCC1A2DC3283F3D7A7FCC7
128.7.1
x86—A0CFD696C8526A02F79B69FACE9E823E721C3074A160596980068DB6B5AD459A
x64—FAD9F5FA15CDB621DC033BA8FBEADEB5236D37F6F99BC3BEC1360C15828F04F0
128.7.0
x86—9772B7CB4D065BA38D942E30A8525E8F25D5904AC89276BB0B89F32FF2775B94
x64—1EA2D6B161A7AF885025EAE2F4A2F66B1746C702BA49535C96A4200BD55E1A45
128.6.0
x86—9666B75BE6FBBBBEE41CB410F946B5FA35F6073A045A2DC67032CB1E18313C41
x64—3C957B9A8F538F025430B59677EC69C57D9A3819F52B0A66391B15B317BEF407
128.5.2
x86—CC66FB6BFEA422685D9A161266760A2C2361F37FA252A93172B2801F3D7B490A
x64—7A7FBB24C7BE1398AF485375E0577B91F3426F2420639EBBE9518ACC1F878FB1
128.5.1
x86—C4E044157769FB1CDF23F021D92CD3C06B2B34CC401E90C9338E87D4B50015F8
x64—427485470C4807EC4E574DC390E734E8E67CF12545800AADAADA77B2138E42BA
128.5.0
x86—3F163491A1D825CA97F7DED5FA652077A9CA37AAFB4B03A44F85A76D771ED19E
x64—432661BC004E81D6DC3439E1CAD86104536B93359474325A026D6AC6A35360EA
128.4.4
x86—616C90B7D3E132D3F8F805A05811F88A529B9BF55C0BDF0A814BE2D3E6DC852A
x64—16BD465EAA4D5ED708E42392A5707616EA50A53E09A70F5C23734107CAD028AC
128.4.3
x86—49BB9B1C83BEE6B12E6B1A9FBF84CED2F9AA51A8F471FEEF04C15C59A19FDC25
x64—1BCC8B72E438B4E776B088AF3055C7A9D7A5E441392C00E08E7B73860679E117
128.4.2
x86—F5A42D6DCCD89FFB0D1FBD1D1953FDBE8A4F59159A4AC615B3E70245FE4C6526
x64—97DB9F72E7FB974A9247F1C5B3637E4B45A5A2319BED6F62B3B3561E1FDAC776
128.4.1
x86—3EB61D03E9DF20B498BAD9D59E3EE84CD086B8E97B20265018FD5A13E5E5DBA2
x64—1B0C567C56061064BD334AF7C688D49461EACDA257B70FF245588669AC6A556A
128.4.0
x86—A7A7FB8BA65B8157E060CD5B297BE4D12FEDB14E71581A5E32C4C65137707129
x64—23AE831891966120A06759F8907156EA256062AC6ACCC3DA4D08170F58947258
128.3.3
x86—B448DC135743F529BAE7A3D808AFD3EA2B1D1D8E0337418C140B672C54BA4DF0
x64—61DD870AFC63EC10BC03D73C3B0CE4C2A017C830B67FFD150884D4A035FD9B45
128.3.2
x86—A48DE0DFF68248BA23B02360E7AB6102B4819CCFD512902FC778F490BD8056E3
x64—4D4BDE8A1B1CA65BB1125D4F226991C6051E74BEF8FFF9329618135E3668675A
128.3.1
x86—D802607B02844EA64C75F504A9B7294078152926376C4ECA48B9785A39724075
x64—4E62F770C96B4EE3AA2150E6702A25BBE68DDA528C501BF6451F5C4F8AE64149
128.3.0
x86—3A74958516CEA301CEE957831F012989BEADFCD8BEFDFAD67531C3BB992FCD9E
x64—0ED8BCD1E4A762301C3C7739065A16B6822F1D9162732A693C5E5B9A06EA4092
128.2.3
x86—7D7C76931C44A2538E61C53AAFDB6A67A48C08F3BB33123B55694BAEE5501E0C
x64—B03B510E7763818A7C6142114AA9FADCF386226FCAFFFBA1DFBD9AF5363454CF
128.2.2
x86—F5DE0A1922610CFECC5DA68538E4FA8553A253E8E6BA516AD17741431BCFF518
x64—39DA4EB98FC6F9CEFAAD7AAB33600E22E290C442AFC1EAD511371C16F6A789F5
128.2.1
x86—886738844CF5D07B9CADFAE460132FA26EA1D4191E146ED580B2200028ACC82C
x64—D931FDE55291C5AEDC7DA86D6666744B948B77C94686D40A9539077DE676C0DC
128.2.0
x86—269DC8AE6FBF425692788300933D4F42A8C9701F9FAB3F8553DF66465F62BCCF
x64—7DDF4C68F0F89ADA265D8BC69297111716615F1553D5C91B49DB12748D665B19
128.1.1
x86—6E10962CFA6121709820C862B95E7AC7CBF8B4C02195DA1C6AECA4A7E4CBFD6B
x64—21030F0F71B9EC1D8CDB972EC32A8FB9AD620AE011D9C66D1620074D9D7B532E
128.1.0
x86—772009821D708A34468D79EAF8CA63EE6E3C53C381F62C11000E655307573AE6
x64—136E9D0A26CC07B63198E3F5DB0DF57F9CC8D971CD746F149146F2B5652F42F8