Tuesday, 14 July 2026 @ 11:01 UTC~2213,429150,744

Mozilla Firefox ESR (ga-IE)

Mozilla·Mozilla.Firefox.ESR.ga-IE

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

winget install --id Mozilla.Firefox.ESR.ga-IE --exact --source winget

Latest 140.12.0·June 16, 2026

Release Notes

Version 140.12.0, first offered to ESR channel users on June 16, 2026 Firefox 140 Extended Support Release (ESR) includes all of the enhancements since Firefox 128, along with many new features to make your enterprise deployments easier and even more flexible.

Fixed

  • Various security fixes.

Developer

Installer type: nullsoft

ArchitectureScopeDownloadSHA256
x86—DownloadEDB1DF7D4E01F911E929582EC9284EC027965679A8AF0118F15E8099F4C3BDE9
x64—Download88E974C43A04E253E3B292A9688233C3FFF05ADEB9F19187BB51738C4FD0B3DF
arm64—DownloadD2146A7EB70F121656F3E1CB2319D6AB16DF38D725589246EAF52C4FC0C80B15

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 (40)

140.11.0
ArchitectureScopeDownloadSHA256
x86—DownloadC561137B958A4A6E882E061180B9921ED91956B98B4D1875AC7E26A3956F13FE
x64—DownloadAF20FA19419FEF85CC67C96F3702171B88E04AA716CDEE32900C4E3A4C0F2D3E
arm64—DownloadB17DB4A7A527B2C8873A8CFE1FFEBE18AD7E7C54C6F9F9C9134C0ED20B28EE7F
140.10.2
ArchitectureScopeDownloadSHA256
x86—Download61F15B057F2101071F80F32C5C832E49B7626B10DB0A39F2089F687767A32D69
x64—DownloadDF9AA580F32AD1FDA7F8AF527882175E5843B5D5C26FB81ED639E8DDF8E77010
arm64—DownloadDD811F92B671BA18EC40B5603C488BE4B89F48285D29C8393120EA582616318F
140.10.1
ArchitectureScopeDownloadSHA256
x86—DownloadB01479AF86D1DBEC4290BFA97D65DE6562F39DD9F0A49F26ABE071423D660D7A
x64—DownloadABB173238F8A619B13F725472EE1A0B1D9780343FA824BA9041E503F8CD41805
arm64—Download94234989CF0A1B8AD09A6B2CEF96039F076822ECCF4AF3D6F4856A8D8FB2D6CD
140.10.0
ArchitectureScopeDownloadSHA256
x86—Download6EB2718B782EFE667E6CDC011F709A9119507CAD69883DA78E3517B725E88602
x64—DownloadA561A33260BF35468BA1DE2F522C148FDB4414E7CD6AEA5AF42649687C927C8A
arm64—Download8AD117885E80558CCDE4AC5774FD71D591CD8B9445729CEE29F67A6F97CBDD9E
140.9.1
ArchitectureScopeDownloadSHA256
x86—Download93369259FD21A31BA71B84EC695C3C11A5FDE7C0B17D4361496A566D87288C82
x64—Download9A3752271C755A2880F69534AED73985D1845847BA72D0F25F173663EC90202D
arm64—Download3EAB821114C45D535C7A75513F9FD65CE9CB7F4EF16945598B0480BE2A5AAC27
140.9.0
ArchitectureScopeDownloadSHA256
x86—Download22ABD79F1CA6581E8E547FD6CBFB3D9AA14D7B2932BFCF196D5438401CE3FD7C
x64—DownloadDF96AB686B7A2F6975FCD750FED8E1097E201545B2F2E72E7E0CBAAD3F12FD33
arm64—DownloadB1F6BD25C72F7CBCCF173F0E80491BE269D915EE6BA678336244F1037C911F47
140.8.0
ArchitectureScopeDownloadSHA256
x86—DownloadD1C89A5E7ED8D17283D7A18453C5E9A94D9200049AFCF1EE92F31425C4572C7A
x64—Download5FE5E85F7C1059FEE1FC7B927CF9C438978787855B8067969EE025BDAD5A0AC0
arm64—Download74CDD943495AF0C85E78FFA8A8406C4737987CF35AC760CB5D4CD4072C14D9A4
140.7.1
ArchitectureScopeDownloadSHA256
x86—DownloadCB535E3B0C0956BEC5725648CE2CC4B25B06D23AC039325A9579749205CF3A8C
x64—DownloadA195341D72A1D4A06E802597D8E64E40BC683FEB626F79A7A261047486B315E4
arm64—Download3D1B8FB99B664D10DA81D769BB180053615C8AB9C1B720017F882B8051E2B4CE
140.7.0
ArchitectureScopeDownloadSHA256
x86—Download10DA351CA3A4109EBE7DF4352373CC4947805A309E40F47F0A56565D7189E27B
x64—Download148F471CC498DD77ABFC69A28BE0D72D15413FFC843F7D053588224658FC364B
arm64—Download89F0E430B3556DC1893121FBE1A3E1260E89548F81911AFFE4E2DD66D63938E9
140.6.0
ArchitectureScopeDownloadSHA256
x86—Download8320EB75DBD7DD39AF646F7B7AF3694FE25F5E30C2E1C17569DFC938CF780E6F
x64—DownloadEC1AE88C947E5DB532C999855C7846280B64A29701D6899E4A06FFA8A9FE9E48
arm64—Download02EAF46C77EF3E54B7F83300DBA3A2B7A37A06C004C355FE840633C1A0362F90
140.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadB9B22D3623C53D6E23C2FE4E88CA99FD67FA29F5569E9293DE88492DCE4013FF
x64—Download10CA7AEC25E27C3F359E8F48DC51AD7113CC6EAFC8AD0B8B9D40D02350BFDD09
arm64—DownloadC78003455F0BE76CC2D11BB24CCA28ED109BCD8855A456FA6B038C1641A759D7
140.4.0
ArchitectureScopeDownloadSHA256
x86—Download0B9DBFEA080813254E90872070321C77CFDA183262369C7539DF5299DD40D8A7
x64—DownloadAB341109AE4869730CE2DCCC5825238B35D80069B257EC8A0C6D68869F6FC12E
arm64—Download726100BACB9E804FDDFF57FDCBF3A3093AE5E4675261F84D062AF7B94C5EE316
140.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadD2AA1F9015D280B1DB6C11D8A18609BC3C78F7D08DB57AB84B20A92E0ADCD81E
x64—DownloadE5AFB03D8C6624754E4CAC9BD719ACB1180E777C0E9CB6BB3822E1E0ED9FC517
arm64—DownloadCCDCD957FFA9FE37DE6BCAE5F5809F90A0B8366FD26401DFDAE86C2C1A2619C2
140.3.0
ArchitectureScopeDownloadSHA256
x86—Download15C1014BBB217172117D0BC0B8CCD12062F29DB5AF1BB840B7F7653E21395730
x64—DownloadC2AB165E048A6F9EB1B137B56D8B0156DE8CAE8F2D66A0FF25DC3D082B909E79
arm64—Download78AFA5C4CDF6AA3EFF8FDC2EA322C2BDA39ED0256CF82977C941FCD6F9535960
128.14.0
ArchitectureScopeDownloadSHA256
x86—Download22BE40DA06A8A5D0AE84E1733AD6B962D0661141A3B87EB75408A451FDC82A4A
x64—Download08FD76D24D30F87A2825AA63731182DC3422D16193C19E8C2DD94D506D7EC08A
arm64—Download52066DDD71937CED845A44582CE06D440ED474B4E9AAB2C41FCADEADB395F71B
128.13.0
ArchitectureScopeDownloadSHA256
x86—DownloadA9325AA9BEFD26BC976AE41D593F2E4743DB9C716298CE0C064420D04A18F6E1
x64—Download3E49803E636B8356625ED5AE341FEFBFD0CA4C47F9968F57464F6ED176DDCBD8
arm64—DownloadC7373C8623C991F5E642E17459A8CE9A1E81432E2143ABE18BD743DDDF3A79DB
128.12.0
ArchitectureScopeDownloadSHA256
x86—DownloadB4A092A0843915F4DC927E157BEA3AED2E91924814139E81BAED9E61C9CEC68F
x64—DownloadAAB0601A4075B168DA6531ECE5A312FB2841E40877F790B00555D1BEE4A9F0E6
arm64—Download6C7D968C7F2BD498146646DAFD8FC18DF95AEEE820D640C1DD754415D0CC0C23
128.11.0
ArchitectureScopeDownloadSHA256
x86—Download29638C661E7C7D8095DAB0FA789CFADE87EE581966A111A9B56083E47132FD29
x64—DownloadBE9B3E7AB650A8FCEA7E0E7B44CD06BD155E4C39FA37D5F63B99C67B6427B7A6
arm64—DownloadAC7680A337559FECBEA11F836B181EE75F4EF9809D054D8B2ED52DE240BD7CA0
128.10.1
ArchitectureScopeDownloadSHA256
x86—Download7C125E0306F6A817AEF7B7D0F9C7DA67A6F5C811ED780F592D52C3A39B00EE93
x64—DownloadDD56F97D38E5C722E79A37C715658E5359A5F8FCE8891E54D4916BA705FFF334
arm64—Download255093903D6F70F77F8156F6A972951BB1DF1BD5A48BA1D394318AA6013DF91C
128.10.0
ArchitectureScopeDownloadSHA256
x86—Download57D799E9C6F9062219B167C1275EB0675704FBB8C7C0EAEEC636147F18F81A0D
x64—Download9A86F9EFF145F0A2667598BDF1F9641C17D6829FD7CCFA4E1FC9C88891F554CE
arm64—Download2462F1F42A5393A5FD92CE71042903F5B1F6D39E908B832E5246D20FDB2AB2BC
128.9.0
ArchitectureScopeDownloadSHA256
x86—Download4AFE62A1BEECD6F0992139CE836C7583B600F124099AB1396443CC69A2152041
x64—Download768FA7D684175F63F18433CFAA5C717376D97B07E0C94BBE2E6229D02173EAA5
arm64—Download3E0756DB03C6E6F1AEDB67171904A3B9474D009EA80814D4C0E308BA30B5AB86
128.8.0
ArchitectureScopeDownloadSHA256
x86—Download99420681CA9BC7B6C6762C4E4E850BB0D763515DCAF17471A805771B6BA6449C
x64—DownloadE57F1A82B23C39BD74B3A3D02D76140C5C2A0911235FBA31372182BC10B53292
arm64—Download812869E064A0C23715B15BF0583D9E25DA3EBC478602513DAB23094D2974BA7D
128.7.0
ArchitectureScopeDownloadSHA256
x86—Download6EE8CE42B7E199C6E9B25B8E42D1F25564C2F2BEB7298B107A026FCD29E88034
x64—Download569F5628560C00A3B837F80CE509E337756AC87BC12409342DCF4D6E509809B6
arm64—DownloadC9E9919052F2EF35711D03EA9ADE6BFE50E0A89D486887CA61447513C8CDD495
128.6.0
ArchitectureScopeDownloadSHA256
x86—DownloadC90CDF2C12FA1A943DB024E837813244757B11AAC6F525C9E4C4577115DB868A
x64—Download50723D1CB2B13BE5204F39B6E8C77DAEC63F85C744016980EBF559B65610F8CC
arm64—Download9202D08F3D986E817293DEF385F2E2D260C275060E1C70EC914CBFA13A8FEF22
128.5.2
ArchitectureScopeDownloadSHA256
x86—DownloadE49F505D32301ECCFDCF21ED88CB2EAC7353208ADFEAC9BE96573B3674233ADC
x64—DownloadD0713B950DD7C9D3E4F868645AE656F3B1544BBE20571523CE5E2E2740FC6332
arm64—Download354AA4CE5D1242FB370C00CCA1EE0822AAF8E3888E328F6F06A27D338006A6E9
128.5.1
ArchitectureScopeDownloadSHA256
x86—Download7142E1718266D1FE88D9F8B1E3EC2FEE95623C89C34899DFAD38AB78F12CEE97
x64—Download84F1B8F67F6EA5872EAC17F5FDC5DC291B7853231A2D77651C5E38408B6B01EA
arm64—Download1D0289950FF57EFC9F291041C8C86A8D52FDDB1529340A50507E38DC89CE93DE
128.5.0
ArchitectureScopeDownloadSHA256
x86—DownloadB4E39E55F0D948A29E61C8525ADEC1FFC3583B0487FAC344212B6DF2FAF93591
x64—Download6625811AE5515B3A4C48B2A8EFF7F5C8602D5BA60BB1E14DBEEFAE3D9628717F
arm64—Download59A04495FF65BF807494C9B8FDF7902671181C75C4422BD3FA7880A76CCE63F0
128.4.0
ArchitectureScopeDownloadSHA256
x86—Download1376130930C5048C5E60793E3ED9D82632FBE2BF553455CF73314D03FE231E10
x64—Download100EC81474C7437C556F502EFD27A63451AB8D26EB60E154507A05864FEE10B1
arm64—Download1FBBF8FAEF021C518078F0BB6F85F9BBA8AAD3D89C336E4021F5644AA15509ED
128.3.1
ArchitectureScopeDownloadSHA256
x86—DownloadB9C9F7D976A56E301536A25D2A1E70AC47D54F9AAA87E21FBFD192330C5E9ABB
x64—Download023268B7FA48264985EDCED2E853F754EDB30E09DF2F2B72D796ABCCD2366866
arm64—Download77E720FF87C08A33337C5F51259BB51BBC43D42F829244C1F3A73353757ED439
128.3.0
ArchitectureScopeDownloadSHA256
x86—Download814C7075B8DC74A7929E9563476BE687C3836038382687914DC6F1A67118A5BE
x64—DownloadC46B832656C81E75F6F80FB895B886500BC9C03AF7FBD0962D188623CEA976D1
arm64—Download281A2D5526D3B1516F30ED59B4802462C85CE9F481580C030BB2A411E2121FAB
115.15.0
ArchitectureScopeDownloadSHA256
x86—Download93842973E3D8DAE2432673A0242356939926D1B7B97ACB8F7FD38183BA8D5EE4
x64—Download68ECC1C123794D1E6DED9A8F00D8007AE9FDD8774029E678F724C68E2B73C3A9
arm64—DownloadF9C0FB790A7CA22DC74F9B2335093B90656FE2825338325386E93B0B581F6647
115.14.0
ArchitectureScopeDownloadSHA256
x86—Download3FDDA6318CA49C90C94444D70BA7F1FD5DA58E4919B9F5BBA03F14858879A9C0
x64—Download3E31DFBFABF571B9422DE89992683FEEE5DBDEDCFABB6C1E117436145279857A
arm64—Download3270F6A858FBFDD22F327102FBBE804A706DA2A2392083645EA639DC48DF9250
115.13.0
ArchitectureScopeDownloadSHA256
x86—Download324DB807142F4C18F2A358BE83BEB5244389727F6F8B8A95799B0612A3F53359
x64—DownloadCE2E76F4F94A80E28DA9834395416CCDAC099B261108281B1CCBE0C24A027AC2
arm64—Download7BFE102D81760E613D9BC9D5C50452D52D8B2C6B485B81B98FD1AF3BE449076B
115.12.0
ArchitectureScopeDownloadSHA256
x86—Download55CA6BDB1FAB771E05DC213CF01013FE484C632510F64C8FCF22D4ADE5206781
x64—DownloadA3CC323931026DA8A75D40890239C480BCB8D81204FF0A9E1A2319D78724AF38
arm64—Download60104115A9E191329B1D3159AC2FE6AA074E6A8CAE51595802E4947805541F3A
115.11.0
ArchitectureScopeDownloadSHA256
x86—Download399599DDC3600455FD218A697F8046668F0BBF1AF3467AA67387492A7B519E9F
x64—DownloadF3B176DD0493624E82466EBFE6851466F0312712E9E1731C93786777520807C7
arm64—Download10348C1F8B5802B6B4C6839B07362C926D487DDDF3945B5E82E5EED3DA890B45
115.10.0
ArchitectureScopeDownloadSHA256
x86—Download9543BD648883DDCED3DC5CA54678B82BE93CEB26753FF9C70F278D7C5CE061AF
x64—Download5B2DB3671FB81BF2C071A6994734B8167879FE157E91CF979516B1E072091CBF
arm64—Download42DD364403A807B3DA5378CCE182921B502FDEC85E7B3D120533BAC75240591D
115.9.1
ArchitectureScopeDownloadSHA256
x86—DownloadAD6BBD69625C5A37F844ED01B4A9BCF566062D8B76BF21F53EF049A00FA6AE3C
x64—Download8D0E3C9CCBB5C8D740C54618636EB0A6ACDF4B14FBD022E3A95BFA52C89617E9
arm64—DownloadAC75369DC33AEB9B14A2F9B690CB6D93804456966F0A84CEB1F8B333CE3FC372
115.9.0
ArchitectureScopeDownloadSHA256
x86—Download5217CEF336FAB71DD35FD7AAFB2A417EDC9D55734481EE09C2A479DFA63D198A
x64—Download1EA0545594F4F1BD4C5DFA79D9A8AF34499074248F02FEE9CD72FD3CAE55E0ED
arm64—Download6F726FBE79A4AA960BD11EAC3769470A9B91D3A6AF74A9D29659E985D84C09C1
115.8.0
ArchitectureScopeDownloadSHA256
x86—Download81357AC3845ABEB421ADEDE65128BAA86E0337EDCD73C95334AEA6866C6820BE
x64—Download4D350B7925F81708FD4C86D6CDD63478F4021A20BA6716A2A72920B6DB99DAF9
arm64—Download9CA09A164B21B29A01A60F7E5CD74B98E658A56B965F2C9002CF4D3B0F697B7B
115.7.0
ArchitectureScopeDownloadSHA256
x86—Download32D5B92646E369B9A3F5228D455086F4B0DE14408CD06E544F185E16444E0F45
x64—Download6CC39827222BFB95F7C2A25D39CAE4C356EB9D06172C6CAAEE76F1181D8F9F03
arm64—DownloadF743B5885AC4185B737C48A5661F2951E71FB17949F458EC42BBACEECE0A2124