Mozilla Thunderbird ESR (kk)

Mozilla·Mozilla.Thunderbird.ESR.kk

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.kk --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—D4AAA1FFF776151307EEB4C5DE373DEA00F1436500F27B19664EE8861EB86C62
x64—701221A786B213651E39471A11D507C95919104AF2E5A1B17D17C907C98AE8A1

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—A7D3F14C2A53C7F7B246549F9C9CB52A8ACE5772DDF4C90CBD8E3ACE494A7B20
x64—4B9367899103419D9B46B57C25BB32264F64C862AAFB33199312487567887F41
153.2.0
x86—3B5962926919E2CA524A804850352F4F938AE404EBC0A7E865B06EA99824E509
x64—1708240E1987EDE19A96251D9127FDB093862FC4BC5AE5641B243299CD8F0F74
153.1.1
x86—8411A73972BDA9F57EA7BF9847DFB5D064277989BC00A64924692C425E96DC4C
x64—0004CBFAAA6CF755504F3FC128B330E7D38959B7683F1C3730B698539452896C
153.1.0
x86—F7F17EC4DF40A747DAAD5F34334B1D021041FC2437005CB77E0099D782ECD11B
x64—FD15947EF7CD9EC35049F96204053F944958A2D52902C6C687951E4698C5494E
153.0.3
x86—4796E2DD90B8C83B4B24C8504B314D39F4A8652DED011ECDA9440338E8302234
x64—A712E6D451E190DABBC9E41FED13909C4F69151225248E7752D1A5D8A6FCFE56
153.0.2
x86—8BB3C9E533E6FFFF3341537CDDEC664BA4D22CD6F338DB4E722E15B1DDBF6829
x64—BF39D3132CF64DC3BFAF03E1113647AC78B9F696A8E9B386BC1F4F59AA64F6C7
153.0.1
x86—954BC29BBEA6633DF4D28EF05CD7B40F4BC699DD0F4869D2F16FD6DCAF7CBF0D
x64—3F586AA73C8910A3ABCDDD430FC5B3017C054F9B06EE88BC07D83F815872F2FE
140.12.1
x86—9BE59250C83A16EA940A21D6BB6DA220DB2AD7E1576A183DF9178097E11BA695
x64—AAD3360739E48AD72ED0EDC5A293E8BE7F1A014ED64824EA1D793FBE174D4BAF
140.12.0
x86—2D71D058FE2E176B7930A46BA613B079E0A6E28F3071E212F478E4FD8F061758
x64—7BA68EA8F1EF8C48351DB3B42D5283878DDC2F7623A2572D44FA357E80CA18A3
140.11.1
x86—16DA123A1F9D297652937B4DE63159F508F3A55737305E69CD7CA587E340EF79
x64—EF834030151F74FE08C4B1219D2745AD17C512DDF0D9B6ECF5CEAF356A9F38C7
140.11.0
x86—CCB8BA225FEE7D69B29683FEFC722179942BDEC4A928FB51742CF01FA99D30AF
x64—8B951E9C602E754F5E36CED3EBA82A86F3E472D7BA74E49F34018354D8F538F4
140.10.2
x86—8C4FE10158CF999AA568E86FDF9A1A2B7F3E14FF6DB6986401F81082E5067625
x64—28414FD7BB44BFBAD3A5BDDF3CF2D94BEB79C6FDE20AF872507AE20C5127A316
140.10.1
x86—76F852281C613F4037FA64B0D4011016BA9FFE267BF2ADCFA28B0880AEB16FBA
x64—7E38D0D963E835BAC832D3DE184E0EAB136C579B571746D8DCE582B29327D1DD
140.10.0
x86—4BB4730BD8D60BA65B2C9BB14B543F234FEFBC8EE79F311D539CC94A27614FDC
x64—C2EACC1384EB2692F4E7C21A53D20B9FF25B04AAC99583C57F6895430E9FBDD1
140.9.1
x86—F3685040269F610015D4F6585FB79300AA29969DE03CB7FF759191A552615F3B
x64—370451FF7C71435049DCFCCC0FE5AB75A65AE88F377F19B48645FAA635E40E9B
140.9.0
x86—090A2D24420AAE1D5C211ED385A684BDB2D20C318B16B0A1C38495B8E1FCEF31
x64—59730949546B43D1239C12D91C8C6470A219F1D2D24F1E7F09D2C10F07C81B93
140.8.1
x86—C24EECFCA606B333A4D9B4AD2EEF70AF0E5AD229BD86CC535B2DED46C1E1C77B
x64—405B94B1B56B5D02E2F25ED77C461672A6373874675A81BF38A37DFBF8C94DFE
140.8.0
x86—4BD637FF96A9DBD887AB6E1BBC7BEB7C45CBF4AD81E4CCFB668F03AB4081D32C
x64—FAB42F8F3214688B01C3A380492CD30597C60F8BE6DA54F0B93B258668637CF8
140.7.2
x86—9EE9E76BFD2B942EF0CAF5D33CB412BC5C7016974F6EB3B0DFC1ED25EAAA007A
x64—DB6A55131F5342D51AEF3EC34DFC00AF1C52CE6F801D1A3C531113DF60F643E1
140.7.1
x86—4DEA9E5D2AF92EC51BC374F262E02BA0839D65AF12D3222E54ECE1DD807A0B0B
x64—1601C252C5A01DF3731028CE69A7480775EDC183D2B1C57C8E0EDF5998DB0AB3
140.7.0
x86—9D2236C67769AE60CB81CA1CB9983217A1FB27584D3B9841CBE3EE3DAE351DAD
x64—BE4DC13F728B57E5F378726DECF3AB2A0B7FE19AE2200AE7AF078B29A826153A
140.6.0
x86—77769847B301334FC8D664A09FC2BEB3D63B3ADDA2700DD35F8F682265EA4507
x64—84B13DAFC61F4346EF8B7DCAE61B691A2AC0363390DB869D8A40CCCFB66EBCD5
140.5.0
x86—DA4C945626A20C156AEC622EE0C7D7E2F61F1BE64297C9FB69091786DC6C554E
x64—5D1F35E99CD09248E7D5FB646758C5A66C8415222EF702B8867561AF05740824
140.4.0
x86—F4F6A1F1EDC91A7E41D445BFEB98319E070B1FB444AFF26199CE1DE44DCC64D6
x64—C1F3C3E8B25C1FE6949B8E128F8C14B0D94A59B6EEEC07A17D4F3CCDA6EDA2EC
140.3.1
x86—1D04252ADD22110D91F21F9A819DD09EBB6C62F64AB794B3CC477213DF476C82
x64—22B83902125CE06BC73DF6D472A63E718E556803EA682B0E330CC1D601C2D5C6
140.3.0
x86—B23C5D985E1E51CB889CA3B3615BFCF727BFADD8A899D2A1F1ADE0FDFC61E3D8
x64—BF0069F4F8E86320C18615546C84E5E04DCF5B292B916EF0C80E4E307EE16AB2
140.2.1
x86—3F9866F3B3AB95141AB8602E357D8BFB6E3723486DE619231BC2AB8889087C29
x64—BF0FF70487B29310B0BC1380E373EB3907A370EBDCE711DD3BEB798F0E7E7129
140.2.0
x86—CFCAF08A5E399E455D092D9B68E060C401FDA8D5A79D5313A3DFFAB98D7D4CBD
x64—D46D0D04E393111D0D4B1066F7F77BE936E743666F016CBBC4D58AEA1526DE51
140.1.1
x86—CA398F635E5C52A57CBB86D5ECC35D6CA7B0F370AD9EC4A3B3720EDA56680575
x64—B7ED2A980A6C4EC249B2B399F21A4FFCD51D74120D1EF4A46843350C0424C087
128.14.0
x86—A37782D4ECA2A6C165EB227579E871CAA5F54923019902F9DD4CC9D54757AA5E
x64—F95DE5EA459A918DFCACDB29FF0A46CFDFF4F67936BB39E711C26D45950C2918
128.13.0
x86—3ADA24F13929FCEC12FB7C874291E058A8FA6CB878A5FC30B58D8C8B6AA4CCE5
x64—A6683B920B5127E4F647E1402F27CBE86A1C964F18BE2E7833DCF488AB9CBC8B
128.12.0
x86—10EE697D4F7D819035BA5D3FBBA99E41E54200426A067521427954F7908D7F38
x64—CBB57C01419FA34477061E02D20136F7A2CA0F64F212A835D045F39DC47E6B46
128.11.1
x86—D26079563E611AC7C8CFC3CBB6A7C49427F8AE200EBF8B4A49DD2439907A1658
x64—04EA0C3586F3DC7055BF91EEE517067C23C205AC44BE86EE43A5183651D1B802
128.11.0
x86—0DAB774D3382838372ECAD16D9AD59049A22776C1875D1E50A88F5A3ADD2D095
x64—684C98837D3EF132C5D8E262FA5EB25ADF4A49E059F593E2C6DFBFE5F296DC07
128.10.2
x86—756785003044B4C4B115BEF7E4A20A2B6A8D2E4855995A7316AA76660ADC0D8A
x64—B7B8B9A8FE0656485D068D5AA9DFE3F0F777446BC35FEBD3B0AA206CB5B88C4B
128.10.1
x86—248F914806427397463C7FD063AAAD95B01BA04E24F91E3A0A5C598EA2653928
x64—39A41E01B4F8E048D07D3A086C433116C91D408923D12E51E7163A8AB7B015C7
128.10.0
x86—ADB5A7C42052B44B13F2677F1A4FF665D2B34AA5C4F8A4FC7B17C17FCE9F7B6F
x64—1D262C4D8FD9411873A74838FB0D72E6746FC6A957CF03D566AEF61F8CA09872
128.9.2
x86—0BBBF684C7E17A3CC8F467A914D7A49B1CA3F32C170E60C05748B77CAC1AFC09
x64—6B327500906B123D70C6C3F83054F895E9F2A4B84088FDD5531B6EC1AF77A3B2
128.9.1
x86—C0ABCDD668AEFC5700FE9B42372094A055B153230D0FF7B65B866C8A74498F8C
x64—821BBA0694C4453FC4E0E730941F73ACF464A0D44D5682BFE7CEB57871B77FB5
128.9.0
x86—9B4E3676ECF52AF356C2C57B4AE4CBF608169910C4CC5415C0FA519C929716EB
x64—1EC4CEFB2EB78BE046843A954FE80F79FE1D58650191EDB3D65B58B0AC1BCA4E
128.8.0
x86—E5A3BF4BEEBB88FAE7B61980F8B51ADD992DB728BD9A158DF46280B586A6ADE6
x64—BAF032E6B7054CF1215A29124EDED584AD2DEB5B6CBCBE455BB5F33FB447DC75
128.7.1
x86—E713CA23100696C7E76ADCC01EFFB07A5E280FF1052AC69F4623F9109039C366
x64—1318A7710D5B74F02434D8D2929D5E5D33E725BC23BB4BD0545363D79AA4A6A0
128.7.0
x86—EE2C958DD2456A079536EAF96E66B351229D06B5DC8BF936626E932E758738D4
x64—27080E2A6226AD0A86ABA955DD3C1C9B633CCD93D94219AFEB618D12CA04ECD8
128.6.0
x86—C59772D91376A986DF903BAA25E0C8FF071EEA41DB6EE4D50A4B01D3C6541B80
x64—FBACE0840F42ECFBC4C8FE78E7832305079B2055153743CA8A1FD7955D0B6393
128.5.2
x86—0F739660D0AC20FC31BEA7E6D11E0DCDE70973C5AF96801BA03B43BE3B08F9F4
x64—60818594F898431A7BCB13C7E5397307FAD970ACC6D44A9095C147BDB79DD7E7
128.5.1
x86—889FD27D4B7F6AE8CAC6521FEE6F198580E7A001CF75DB9426D42F3FD9BE905B
x64—EB99F25F34DF5542D18AAB936153DD2C99CDBDB9043CAC2FD2481CFF7A35D640
128.5.0
x86—559A6F3EC428466286D5E63A58BBBEEFC33974E5BE010B354F34B7723676D37D
x64—AECF4D942CF1073E04F515B61A077B2764EA5BFB9F9105225CFE2E5331F6E90D
128.4.4
x86—FDE5D0D9106923C0D6C7C967DC5D3F1353C2F2D312DB06B0EF9C5F617635D22D
x64—F218B98CD87B9B436A9E3A4BD4A8FB46DC6C4BBED8B266F3A95C63DA47B023FB
128.4.3
x86—05FFA86ED6D05279C0538DC85D7C108D22C828E95A6D0D2FD1D3A66CA8C9FEF7
x64—4BF03582C5EB71B684E35D1124ABBE7056437C306C13BC7AA14C4A7320906994
128.4.2
x86—3F95535F3EF14EBB48FC3A60819C6B63875DF3D7E4FE05CDA6D789C8BEF491D7
x64—9420B3D32F30A66401B9A36FE855633955C0E0EC1F9F96CD7EF3E2DE092617B7
128.4.1
x86—21B51778810D58AE5C7008EC1E2046032319406675EE110801842A185F26E3E9
x64—511F29D9C04E42EA0D7B2F4288DB5ED1E61137D67CDB3C722891553D7B5E7565
128.4.0
x86—C078584AF1456C9ADD1190C301BD5A9EB33D343B1A08B34B934E3643C4D7F3B3
x64—720806C07611D63D45D30B065C0054BD2227D7BC61701EB013FFAFCE416BEE48
128.3.3
x86—30AD41AC548212D73E688714A6656851C27E49A13C9C849453381A4EBC1FAB71
x64—D546C93506E172D177FDC54DDD6C394CB113538BEDC4CAF67BB817E6C3DC4571
128.3.2
x86—C862C1B7900962CB66F7F8A2A01430907656C4930CB8E1202D76053972E7D985
x64—8A90B424A4DD7F3CF3CC5945BD6FACFB0A88108B7CC565D51D1B43CFC2A0A83C
128.3.1
x86—CCADBD5CDCFD02F4A93F0AA336D3FF927CF8200EF17FE450373633FC8F7AA9EB
x64—9DEFF3DB1D5D973EA48EB76CE380B019F3DC0F7A822F07EABF9ADCF52B976668
128.3.0
x86—6CAE4283DB00EDD5F95647EB5AEE70DC9F0AAE3950E2FFEED5F5A2A017787106
x64—76FDC5F5EB09AFA1B5DD7FA99D799557E1AC2F2EF02E9A3811DCCB43ADEBE355
128.2.3
x86—874FB3C54302A9CE96F4E39F3B158BEB24B75F8B99CD4AD1D11491081CC89782
x64—8B97E7F93ECF419D98821F6F7FFDA1AA1A182E2519088A069E4FD719B8203E2B
128.2.2
x86—CD7E5AB652D248762E786C656A6F4EE5D081373E841A40C326867FE0D87FE659
x64—1C706F6306B49460624F656BB606A9641157A0E1A8CE12DF63A9E009BB8AFAC7
128.2.1
x86—438BC3F7999B7B9D08D3F966ABEBB9874E3AE61940A3E4A3B16D4951E42971D2
x64—079445A6D7A4427C238AF8C277E47EC49539C9C2A884FAAA46969B5471FB9F15
128.2.0
x86—55C638C2EBC73B57676BB23527AA5B94557E89FA94C653D3D7C255884194E6A9
x64—67E0223F9C1E8BA22005143AC6D86A957BA557D429A7C195BCA1A6811AD65488
128.1.1
x86—BA57B774C74C5A0DF3292F77820479D783896FE3EA69FBAC4028B92A0EA336AA
x64—A4FBBA8CFF60F63440BD80E2F13A8EFE61A28E5354B8E5328406A1E067D01EAA
128.1.0
x86—FC90DEA1A08394E1A8120505355654DC5EC5CC996C3168B1D7F5DF46B2217EDC
x64—11BAF8076CF9CFC71E0444C8D95444D71BB7209CE2783D5C0733F84C6BE21CCB