Tuesday, 22 September 2026 @ 02:02 UTC~2214,580172,138

Mozilla Firefox ESR (ca-valencia)

Mozilla·Mozilla.Firefox.ESR.ca-valencia

Get the Firefox Extended Support Release or Rapid Release browser for comprehensive data security and data protection.

winget install --id Mozilla.Firefox.ESR.ca-valencia --exact --source winget

Latest 153.3.0·September 15, 2026

Release Notes

Version 153.3.0, first offered to ESR channel users on September 15, 2026 Firefox 153 Extended Support Release (ESR) includes all of the enhancements since Firefox 140, along with many new features to make your enterprise deployments easier and even more flexible.

Fixed

  • Various security fixes.

Developer

  • Reference link to ESR 153.0 release notes.

Installer type: nullsoft

x86—7C4ACE0DD151AFC03DC42332B77E084654EAF3374E9EA8B65E854D86CCCE55CE
x64—A50B195DFEFE92714DBF628CA88DD48F98202991EECD6E2E3FEB7FE8F0D2D8E1
arm64—9AF7A90D94631B5B769DE51AA00BC1E36715B5EA0BCC7242AB921513E6EE9562

Details

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

Tags

browsercross-platformfossgeckoquantumspidermonkeywebweb-browser

Older versions (47)

153.2.0
x86—63E8D548269E05D3C9D91C01C60CDB9672B9C8C60562DC03E054A50DE809C66F
x64—356E804B65E233668AB851C681FE7867B65EB3D88D12A957C5CFB4565F82F039
arm64—CAFEA59D9478458F300ADED4F180B2B7C1E55CD712B826A974EB8512FBD68123
153.1.0
x86—301AD892189E528DC0AAA7E625AEFC8E43449C4D3FEE712B14D709C390606B5C
x64—F040D9A8A41D675E6EB08A83B61209F9204FBD23E465E241B65603F5EF05EEE5
arm64—A5356FC0225D6790DE2B7660B8ABF90E48812006D179693320D15567DF1885EC
153.0.0
x86—C4D847E81F69434968CCE6227F2F87B8EA0FF1531C3BB0ECB386A2CD95F2D476
x64—18BE66541755A71E187BBDF939C38A910309CB7F45DD5C4A341AE86EFFBCE147
arm64—E4EF50C41AB03C73297C0259AD9EABD8FB6C66EC8F7C0A6040165AA583EFCE1B
140.14.0
x86—DA058B9EB0C8BE371A6E8C3EE89391B8DE31F81D90BE0503F44EBC56FBA5539E
x64—41630C16BF7D82C5567CA5CDB3C648F30738AAA30D7360F3ADBE7D82D5EC164A
arm64—9633CF35CB59C241F3FF9E486EF3E100A0C0EBB864A14553F4D84FDEDB61CCCE
140.13.0
x86—91F99FE73F4B8E9D29007426AD8B6E96B0B44B99A3A56BD9E39DDAEF9844CD0F
x64—8416A14A204C378F9511586A7850F61F924D0C1C5BCE7B09E9EC172646E82EA0
arm64—6823AB726A0FCB2441199E6A0AAE18A545B7BEB643AA883329132546E0A81148
140.12.0
x86—3CEB395A8F38B97B77EE2D14976B9350D3BF794265A946967DEE7BB55244ED56
x64—9356C0E0208F3B1D87C5CA35C75C1ADB6F521B7FFE744350D6E8565DA34DA308
arm64—1095973B51434FD7DF3EF5375F7541D0DA1D6C1FEF181B9D87F9F970F30B7B19
140.11.0
x86—F2E05337091D1B3162944C207232BABFF16C835D68C77F9F526FC8B35C960A7F
x64—2882EF2159B3C6DB83FC907B8FEEC51D061EB30F60359AA6C113DBD0A4FCDEB6
arm64—627FD787E6251F724672D14D04965166ACEE479BCA9A4D644FF9DF61D81BB020
140.10.2
x86—FDD7A0264698732666555E803B0123F96A1FBD154AB66411394243817417FD26
x64—EAD8516999C293A27625751468DB61AB530CA7F1503C0FD2EC3EAD13A7F9832B
arm64—00B1A6ADE7991E89AB5C06E4A5C46F8F1EA9ABC3C69FF63796040D3C833CAD2A
140.10.1
x86—AF2691132EB26909E2BDF347621E9D7B4061F08141982D902BF2D577291BF15B
x64—7B3937BCB026DF90EA6CBDAB832AA335C7400BECAA5A5F84B6FB2F13753024B0
arm64—67AB2CAF629C3FE52D99EDE35818A3EAE83FCE5789A983AE131916BD27B7DCEC
140.10.0
x86—5890691D453592E58C4E3EA35C4DAE97CEAD496653F4716EE6E169916042FCF4
x64—5407F4FFEE4464FF5AE07196964ECD82ADF9A47E8B539DFF91AEC62A735FA33F
arm64—8617426F7E1964FCFFB4393F071C51E846954AB178ED0523D1E1D7D0817A1102
140.9.1
x86—909A0D8D5D336853DA0D114BBAB4D58A8D639AAF47BCBDB58758A6DA7C65A1CF
x64—4B553F8272C43DF1754F44B092121015B43302F5B8255F9EAEF9DAB5B859E27E
arm64—657593D54FB2F6ED58343DB472B38ADDC8448E4C8057991440CDF1F9711AFC5B
140.9.0
x86—5C1CC221E24DBC3DD2A5E0D7847E448E981568383CEF3D9C1E9F8F6422CD0348
x64—3B3F960585CD39C1AA1FC2D7BA4F28F86FAC2B180BB35186E0B23F7BA807E3F7
arm64—13CD664BFAB989C4754FF21F42541E696AF921060F5A74BAC9043633E6B66D3F
140.8.0
x86—62632C96CA5C2C598EBD64665202D78DF10805701FEDD21FAAF8E1FC59FE1058
x64—205928E11CAF3552834D18E3364E44CA7BB6EE9ED96022742B8862109B9D4BA5
arm64—75DFB4B44241E77F610CDDF1F1F2593E1C3383EF86B89CB1F1171CAC0B67EE3D
140.7.1
x86—55340C5269FDB58E1312C04E34A5314F8CF2696B11402CB1F7D607C721DC8C8D
x64—DD08D9D1EA7981CC02C6081EDB6AF36327E6C95AEF1B8DD778EB5FD3B4044ED7
arm64—7E4D9324DB37126C9840229ED929CDDD4BD12BF324D466ACE6C6C0A6AC5EA398
140.7.0
x86—19A7FDBFE6A6084C5A6260D5B560040AA4BCFACD5D3ABB7A309B5E91F3B2BACE
x64—97DF71077CDB5DD0F70C4FD92EA8FDCB92E7F519FD6C388542D3A076E3C3E4CE
arm64—656192ACAC7F84F8DD28DF8CF7E730AB68673495615BFF80BE3E2996A88D58D2
140.6.0
x86—1EF20A8E2F4C380F04B68EFB1D4DFD01295FCE6EBAAB6BFFE9752BEF2DE6EC66
x64—01CAACB4FBAC3DF3AA444EFD92AFC44670565783C3A554E9C4208020AAB08B02
arm64—8184B6440D7D92265E914D7AC746928E4071210154CBE783AE68A488711A393F
140.5.0
x86—CC5DEBAC14B632EA475ACD5F33C953496DB616ABDE55E2A92F4F1475A9C6BFA9
x64—72A719BD505935087C30D9D8DA4FDF9174207F6E5CBF130CF790CE9FC93A6C58
arm64—4BC05A6CC702EE63E3F8F861D4A1B153A8B1F72EC6D1EA65C0F1AE1BB91921A2
140.4.0
x86—FADFF6D34EBCDE4DA17F84DC9D20C9971E3BFB40B7782ADC607ED10A109A5D7D
x64—99344534E930AE3A01017645ADD5053C3C3F744DF30EF1CCDD4DE8C12EAC21FF
arm64—8B9F22A64FAA971F8850FD948079443AD785CB947ABAC3F36975695401E14170
140.3.1
x86—3565C4A7E26106F8EFD3A3D0759C85204C53B3E2356B890D18DF566CD7B84A6D
x64—B96D7A2ADB8B44D3B498129134EAF30437E26E42C5276EC76DF5DF856A72B1FA
arm64—ED5374CCE3ADC698BBEA291D739E67C24568645D5599B1D60EC6AE51CE0D5AA2
140.3.0
x86—CFD10BFAA51BC9556C5ADD20A2AFF9022240A01E615A1B500FBDC62A6A770177
x64—1FBF63B57E86FD26F146B7A49C81A9C05182E8B7D6E6DCD3CF984FD14826D937
arm64—12ABB984A12D837A7A6E865A7DECEEA4573B57E110F89A5B13DC896CA94E610B
128.14.0
x86—923EECAD073104EBE79903CD57804C413D6C18DCF1C33FC9B36585A04DAFEB28
x64—B69A046FF3752A9DAADC96D30D2D61A59F407201B9B08F96040C30106EF514DE
arm64—607B064302BAFAF80AA65BC3B1BFBF5CAB273200EE09FD52407DB62F4C9F6DF4
128.13.0
x86—2C8021F13688E5D25C2866415175D67977B4C7FE0BA9EC814ADAC2C6D7BEB50C
x64—CB120FB608EBD57BAE3878DE3E022D731F787B87A5F330F9B2C71161FDC7417B
arm64—4BBFB32713F8C9E7CE5747B76CCC3D1790B439608A8D5DA20B2A0D991D7BF86C
128.12.0
x86—3214843DEAC092D995D0C8CB070172953B7E9B9595EDE4DD7FAA8F223CCFCDFF
x64—1C65A64984F7A8F0F332D0EE8999066520A52C19B0BB9CF9176B8CE7843F5775
arm64—FC7EFA01AD6867AD0A7B4035E9D4E50F0B6FA3FF1603A4243CE6E346FA761C4A
128.11.0
x86—223B588FD286B010F96CD83F2A00D2D3226565282EA64A8F8ECA4808C2D2C926
x64—5D5D097294F938BFA0AB7FD390CB3DA92435FA6DED3940F36CEB33CF25B5836F
arm64—732D5D9265196A2C3C7726F62C07D42DCA8A61457D5F75A82D6A89D9E4EAB0C7
128.10.1
x86—A421D941BBF2B4FE440CAAFEDCC46ECFD764EFB3CD48F93A4AC16A838BDEC8B5
x64—C00CC2D73B3CA2F80864285E7FB9C4D1B74F0D9E8374853239ADC6A2F7E67DA0
arm64—24E3AB38E595F4645CC0B324B023A7CE8F9218B03D741A93036553E5EE5E527E
128.10.0
x86—F09E44400D898EA7DE4182FC419A7FCD037C957F7FF650F08CA829F7FBCF8E80
x64—2C9DAA363A4DE103947565F7B840B71343FFF966CC35F49CCCDDA1B2023118DF
arm64—6887438130875D4F813EC8D630F79F98AC3D9595C0C9E3ED339B1F917B67667C
128.9.0
x86—8C6CB2389418D1C91DA267723651901CC6D3DCBD61D0D791374E6155FC15273B
x64—0E937813C9F5FFCD370656EF07216EED613C9F47DD93B58B2EA4A0DC2356AA43
arm64—CC23C866F78319891ABAF984063F0F32E14779C80C1CEE036588F5D787C29586
128.8.1
x86—3EAE80C7285E62EE2FB9FB3669044F2B6C747689D93E502CF69FBF1EF8F5F846
x64—D075F8C557C8D2302021F9CE2346EF5955772902CA88F6DD876BC7C68C2B3E63
arm64—AA678CFC66BFDC5CF3D7745D136557F252C71B282126E41586C6CE56E7F89225
128.8.0
x86—B8E63C0460B32A1C8FF61419668F60E5B9BB6B52796F0A641B91697D97D37854
x64—AFAA593D8ECBD005437277F1E74C630C239C955D5115FF8FFBBFD6CC483F05F6
arm64—85D23FB16DE1DDC1E2077B25F2DB9195C9F423B7C22D3F454BAC054E98D70456
128.7.0
x86—CA92FD55DC1C3B1336B355438FFFF184CA0D50D3797549F4C4C1B06BCEA4EBD7
x64—B0534EB7F2D04D04F4F1B56E82B7D6BAB10206B4C06862EE661BBDCF1C406DBA
arm64—B6562198D442DC99DE20CB5A8F22FD1C042F887A7BCB16A0FFF943494B4A26D3
128.6.0
x86—6F3C263485BE94B9107CA16099FFF844CC70777C4EE57E85CE4B94107C930614
x64—1905054E64258D1B4E2690FFCDC3AAF1F8341CA4B66751B372C2ECF93B51ED6E
arm64—C496298CB42C243EEF8331511397FB27886AD423D59D5FF7D409E44013F3CAEE
128.5.2
x86—A2BC0F38E6D17E531B11E28C5EFE4C2BE563DF0F67E513B614F62C5F52157DA3
x64—A33718F1842B93CDFE0EB58A74BDD5D51AD0A89CCCD4F5358F0C0D791AF7D99C
arm64—F2F2817E158169B9DAE5CD9E6B40310C84E6E910B61E032542372FD8C54EC16D
128.5.1
x86—FCB76E52BB1DDD158B821C10360E3FC3C6C4B458069101333B8667AB63D28E6E
x64—B36D83BFF2C116ABCED266678C3A2D796062EE3036CCCB3F05FE26597372AB84
arm64—547A0135593EE29AA845E4681CFA888A3A6DF7E081CF74AE8E19F68094F8BC49
128.5.0
x86—C1AA9B75B3E6BE8F6375656F2BC4894FF99C14ED953BA7C0FA4D34B885F45AE1
x64—88747E1C85C2C31302386E2A8AD2911845F29F7E4D801BF1EBB496407B5536FF
arm64—448A8CCA88A252F54A0D4C47003955DF0629518FE0F012FC58E14727544F2B21
128.4.0
x86—83EA143C9151F0EDCBB45AC465FD43A992C08E654099C92273E1B5ECB19D7DCB
x64—55C14A0277CD21E1F5C679FAB63DEC44A429B957DA9D4CE5E18F93B625E4F5AA
arm64—B605A7D1C9AB486EB196B0451B29C36838E1C976668B1B3863A8E0E38958639A
128.3.1
x86—FE2E3D183A2C9F448798BD5D4F8611A93ADED70A28BB3F98A457890D914C9881
x64—3A51E4DCAC08AC142E2E1DEA3A978379F4DB3C96655B6DC58F26B9C2EA9CD793
arm64—EA63B86FBB6DA83888DD13756815D83454D8998E7B32D0E20F523A96C4912B8D
128.3.0
x86—43260E1B301563AE279C46B3A988802869A49AD5945862C204EE17C3E57F4D12
x64—4C4831303B853D2A283049A0F962E09B45EE4B0DB415EB7FE03CBD250F10721D
arm64—0E34DB312B9F2BE91632EE4D30B19523DEA57C7DAEFA641EC5F1AA41C0B29BF3
115.15.0
x86—0DB490AB18DEE5748E5AB50B9652DF997DF351B7FE593AE08DC20316C670BE6C
x64—354F12590049428EE6474D73BF8CA5DB295ACB67207B372029AE3FAF24906138
arm64—049DD2D16969900C5589A19AE424F19033FD8F749A419E2F66AFAB1849BE1092
115.14.0
x86—D72B1430B3229149F0CBC3DC3FAAA82029A5F56E844DC12BB91506308486859C
x64—C93BB9FC9AFB5A18ED080A189B2360845ECA891DD61AC971036F05CA6A034DEC
arm64—65C14C9138D319F2BA0A19E0942711FEDC12C4A87220CC402E8AE8C5187507E9
115.13.0
x86—17D5364819577E831B7E752248FF076A52B4CC7A27672E43916AD0DF84CFAF69
x64—B50E63E2F44862FD1301C79A6282017BDDE42367241F474904F82354F5E18054
arm64—93DD4A0BEE88840DF3F5D5C3B0F2FFACD864CC9E41CCD30D22D3E291084BDBA9
115.12.0
x86—6B123F536012B70E2BDAC16AC1FA62DCDFA73B9929131EF9A84C80DB4389E08A
x64—20AAFB836B81974E7864441F2EEC0068B7D7B9DF772FA279F6524B1E4AB18336
arm64—9C51E79FB5CD63337D2DEF97E4334ED16FAAF7028A7D2A04C4700A21BF4A2352
115.11.0
x86—F02A7465E42909D178FA18B27525F6DBD07D10F202CE291941186752B32A7020
x64—FFE945C89361BC62A6DF23D815DE22A0DF080FC95D71F6DACE22B3484BED84AA
arm64—7AE5FBD3517A312A8C466E3AB0E4650B49D641D68A4AD859CA14B43634A19CC8
115.10.0
x86—20305EE418E002522A70EDD77D51030CCD70C14034E89472648E9906FAE6FE8B
x64—5F6267113798466BA4A6493FCE1876711C2ABB5FD377A7AEA74B7064CD62457A
arm64—73F775B924F7808A1408B5E6624613FEED15F91A1B3060812274DBEC77009ED3
115.9.1
x86—BE9DDAEFCC7FC59644D2596CFB98924C97B0F4DB7B410C90C052D7D677859BE6
x64—51E5578AC290F6785E6D77F544E98719BF6680598565D9962B68BFD701333E49
arm64—DA68947A91017B3D1C51763D01EA130A1315879DFA145E0A963DFEBD571AD003
115.9.0
x86—074F71D6B79219B336975F0390B1BDE2DF733DD50A6957878F632F2743F81E81
x64—590AA015E4D6D9D102D90CDC38AF5F8333EDAC28D884D68CE1DAE8FD8228928D
arm64—E3CAC559E3D370526BE96EC15378B0B16706EF58A96579A99B561D6ABEA2A7C5
115.8.0
x86—9398145E9341C6613AA9D51F1358732DE91382BA6455CC7DF5B6AF103B9E911D
x64—312A7FAB519D7C026E3C92A0C513FDA6CBF28418D223619DEA56A0BBE738B23F
arm64—C55D001741AE083A4066D08B622C4185D7C9043ED4B7F1457C1141DC2354C6C2
115.7.0
x86—91913E988DDA4191FD3209A8EEA7E264D724F48F59A546A9F2F639352BC25419
x64—556F707A009237D1080045362136A2B22C46E0C69F43A7E3A708D91596E577AF
arm64—5FED53354C8DA35B7C018F898F1755FA9BEEDCD73672CB362F9A54F54572D504