Sunday, 12 April 2026 @ 06:31 UTC ~13 12,244 130,110

Mozilla Firefox (de)

Mozilla · Mozilla.Firefox.de

Mozilla Firefox is free and open source software, built by a community of thousands from all over the world.

Firefox Browser, also known as Mozilla Firefox or simply Firefox, is a free and open-source web browser developed by the Mozilla Foundation and its subsidiary, the Mozilla Corporation. Firefox uses the Gecko layout engine to render web pages, which implements current and anticipated web standards. In 2017, Firefox began incorporating new technology under the code name Quantum to promote parallelism and a more intuitive user interface. Firefox is officially available for Windows 7 or newer, macOS, and Linux. Its unofficial ports are available for various Unix and Unix-like operating systems including FreeBSD, OpenBSD, NetBSD, illumos, and Solaris Unix.

winget install --id Mozilla.Firefox.de --exact --source winget

Latest 149.0.2

Release Notes

Version 149.0.2, first offered to Release channel users on April 7, 2026

Fixed

  • Various security fixes.
  • Fixed an issue where certain parts of web pages, such as drop-down menus and specific styles, did not appear correctly when printing. (Bug 2026109)
  • Fixed an issue where some website error pages displayed generic connection messages instead of the specific error code and description provided by the server. (Bug 2023800)
  • Fixed a crash that occurred when using certain security keys or WebAuthn features for two-factor authentication. (Bug 2026688)
  • Fixed an issue on Linux where the browser toolbar could become unresponsive to mouse clicks after dragging a tab when using Wayland. (Bug 2022238)
  • Fixed a layout issue where text inside certain graphics (SVG) appeared shifted or misaligned from its intended position. (Bug 2024647)
  • Fixed an issue where the "Send to device" option failed to work when used from the Open Tabs section in Firefox View. (Bug 2023201)

Enterprise

  • Introduced a new enterprise policy that allows administrators to directly manage and control AI-related features within Firefox. (Bug 2019983)
  • Fixed an issue where enterprise policies for the browser homepage and start page were not being applied correctly. (Bug 2027888)
  • Introduced a new enterprise policy that allows administrators to prevent the built-in VPN and IP protection features from being available to users. (Bug 2022365)
  • Reference link to 149.0 release notes.

Installer type: nullsoft

Architecture Scope Download SHA256
x86 — Download A8CFAA80B2D58F867FB5C928C6A3946862818F58DF4F13716C59E03A4F19BB9A
x64 — Download 2069CDF05C13F417CDD6A6FBC8AA21E6D5C118AE849D6C8B9EC28D8B30704B68
arm64 — Download 8BB61DAB44797B22E227BC33BE84E1E693F7EBAFFCBBBDCFCC0A6D7B4DD5DC9F

Details

Homepage
https://www.mozilla.org/firefox/
License
MPL-2.0
Publisher
Mozilla
Support
https://support.mozilla.org/
Privacy Policy
https://www.mozilla.org/privacy/firefox/
Copyright
© Firefox and Mozilla Developers; available under the MPL 2 license.
Moniker
firefox

Tags

browsergeckointernetquantumspidermonkeywebweb-browserwebpage

Older versions (36)

149.0
Architecture Scope Download SHA256
x86 — Download 1487C08B07556E4CBBF3A89D101C9076053B64238D71BC0C3B9EAAE214728CB3
x64 — Download 3B3FAA0D4F3F6701CA82DF559DBC04CF7848AFB13785D5D667B14010D67222CA
arm64 — Download A4A962423D194BDEC00D16B1E12A0DACF51C5A2D1A2243FBC88E254458AE83F0
148.0.2
Architecture Scope Download SHA256
x86 — Download 62EB43B8E71AEA9518F51141AD3D9E9F23A43AF7A1154C0ACB82A5FE663EB6BA
x64 — Download 2E907C4B04C479B11835EEEDADDC6087F9E25536723A4E134E8E06ED6ACAFA46
arm64 — Download 42519718A10D3F9D6414C430CD55C166EED97AC331FE7662A77EEA588801902C
148.0
Architecture Scope Download SHA256
x86 — Download EFAD666DC85CE8CE3C43074AD1E024F54296A39491DDDF0E8659586BC83910F7
x64 — Download 1A0B8FC80E91C78A44E77C5BD53C58D25D58A9A70C5BA63BD829370823D0F5AD
arm64 — Download D79C51030770662E651F898749775D1FD8447FD121AE5812DB80C4C71514BCAA
147.0.4
Architecture Scope Download SHA256
x86 — Download 95AC379E280EBBC94E57246183AEEA3DA993156C47610B8D85D540F2D13EA7CF
x64 — Download A47DFAC27DCA5114707FA0001179F001D46222DC5C9834FA3DCC92B3475B1077
arm64 — Download 456E804ADB7D18DD6A462CE9476164F5ED10D963156C81F7BF2D36849BEC411B
147.0.3
Architecture Scope Download SHA256
x86 — Download FC165761E17D53D5E67094B765C5E159D7BA7AE5C6C463340AA0A02D29A2BE29
x64 — Download DA2F6CEA3FA0C9E24DE94C052407FDF79159F11B7363E038B0198D55A83B0689
arm64 — Download E63DECA082D7AE607CFC6E96599BA137B2D501B850BCB5A09F2ACC6B97A930D9
147.0.2
Architecture Scope Download SHA256
x86 — Download C3B6FA92AE165B24BF42D444007345024A44742C475DE69269B2388FC8879742
x64 — Download CCC31C5F7E6596ADAAE6A5F688626CDE918003BF0629F16251B06A08E8AC332D
arm64 — Download E4F05459DA0E0C84E73C3BC9FAAA1B145F27C529043C24A589CF52774E32806C
147.0.1
Architecture Scope Download SHA256
x86 — Download 58C7C57EC17DEF0CB0F63A02A02645495D0CFDAA028C69D6DF2AE07FA1D951B9
x64 — Download B5A2ADA5DF68B3E5C98791DD9744A77374A22AD282C030214414C44103776175
arm64 — Download F1D07ED9EAB30E61D3D0661760A8DC95D0D21E1824A57C0088164FA477A13352
147.0
Architecture Scope Download SHA256
x86 — Download FE5B66F69334552145D3FBACD4C0EB3602AFCE32D1553BC7B6B29AA57087CCD3
x64 — Download E097335212E9BC39FCCCF33CDD5490F3E02969EE3B1D6B3091597153AE3A2A8E
arm64 — Download C7AF2CC8523EE397DB8C546E52B47EA8CC7744A4CBCDCBCAF922FF23E3A4651D
146.0.1
Architecture Scope Download SHA256
x86 — Download B3A96837C9357DF70BBCB41B162EBE5FF5AF23F0F51B9B951CFC1F20308A07E6
x64 — Download 55FABB62AE95963770F271ED274898D3831028408B2E921404F4D580789684E6
arm64 — Download FB73D5FF39FCE941C6403CFB50B95956ED59AA30B08007188DEA4AE563B2CA8A
146.0
Architecture Scope Download SHA256
x86 — Download 9D0ECB83F897676FCEBFDD99F03E92628DB791CFFD25F6502A2B5E48B5666D75
x64 — Download EB1DC6226338CD9FC9505D2C59D0F88B923FD833AA811E26FA7B26227405C655
arm64 — Download DE3707013D53DE3D1A1AB764B19D373AD7532684B382078A6A536C91244D00D5
145.0.2
Architecture Scope Download SHA256
x86 — Download A41BFAFB00C4B3771178A9F3A56F17FD07E0E9C1C69961989373C95C37C0FAFD
x64 — Download 1714CCD5A4DAE564C9160AB64D01C51E19CB267959EE75CE2A971F036B76A00B
arm64 — Download 6EA90A0A490E4D651961EDF4BDFA011046D39E2305F9F71DF0660BB048A0D41F
145.0.1
Architecture Scope Download SHA256
x86 — Download AA6F78EA6BFA867F25B80431E662FD0C69FEA502D6F6A5C27133E9DEAE7EFA10
x64 — Download EC67B4111394B7AD94ED6F49D1B634E6C7CB7F8C03F433939FF31076D094B5CA
arm64 — Download 6CAF17144BD2CBBB4864100C0EB39D36A903B3652F4DAEA5C3C037F89FEEF462
145.0
Architecture Scope Download SHA256
x86 — Download 754257D77E2A5586FA5BE9ADBBC286859A73068FD4376175DB1903D82A5982DB
x64 — Download 18DE2754D974406086D40F5548AB58217C58C75F3DDCCE0802B9022A8960CF47
arm64 — Download 0EE345AFBF90602CC12C1C38D0C1F43792680252159B45018B644ED57F401C62
144.0.2
Architecture Scope Download SHA256
x86 — Download 20AE7246D0E3DD0F25E78F80BBD22A89C74193325E223F7A58651CEB1EC6304E
x64 — Download AC2CCB1F55B2CED56EF25A55F03C415FCE1DC802F01C3CDC798F47D4E08873DE
arm64 — Download B0C49D3BDBDE6CA84B3562C8EC77E319E3A80E7C1BCCECC62B0D844F2FEBC0B9
144.0
Architecture Scope Download SHA256
x86 — Download AFC500CE07256C67F00C0CDEAC4AF065DD066C6807002526FF1A581FE089EBE5
x64 — Download 823027EC236AD63097213B26E4835BDD6393E4AEDAA62DBD7FAD8284998DCF77
arm64 — Download 1A608AAF621E327911F730302FB772F2CF85FFACC1CB76CB98C70C57ED7ED8A4
143.0.4
Architecture Scope Download SHA256
x86 — Download 4B0955E279248EC947BAE465CFB1125E6F6D9824F06070719F519088A0E0C97F
x64 — Download 02F526174C6B8FCF94DD3D6974175B41BC22A01351CB8AAD037AA2ABBD5B0317
arm64 — Download 2B3523BF6ECBFD29369B27249BEB671E78C887D5F2B2A64BB54F7F046055BF13
143.0.3
Architecture Scope Download SHA256
x86 — Download EDCF862CC9A2F2D3A3454F37CBA741975E79E6A9F8031C2D91D70015753DC5B8
x64 — Download 93C32995C41547EF93700B474DBC13B1E2B350F549A08EDE9730AA5448F343B2
arm64 — Download 82D5944ACB19DAB7BA2A7528FCAF06AD23CFAB809C8301B1375130DB2876F1B8
143.0.1
Architecture Scope Download SHA256
x86 — Download 059A7528896CF186901502FA588952098AF587D5390C45106CBD6317F2A77A1C
x64 — Download 0FAB89BC1A51BC9BDE5408DFEE126FA290B719E14697D912353EF20BFB099431
arm64 — Download 1EB43F276ECECB82BCF362196ACCCA253E47F8D72B92CAD0D92ABEA385C73DBF
143.0
Architecture Scope Download SHA256
x86 — Download 9FA3BC18E0A25A3E8A411D5B16387F57A9FF5A9FE2DACCB1C7288836080AC2CF
x64 — Download AAF99E8C5391728A2344CCF282671F8EF8DDEF1A25ADD1B35977427D9AD573FE
arm64 — Download 98DA02A419A2035332685CFFB2A6AC29D4AE5CC4952ACF5929B56F5EFC9ACDE4
142.0.1
Architecture Scope Download SHA256
x86 — Download 2D854CE04F6362938CF6C53F1C93636366B09375B065E653B313C8BCA31AE5B5
x64 — Download 10B44E8B00033A61D029D01C12F613FCFB9909547909E4611017FE4AB472B562
arm64 — Download EDC526551D7C4058C4AE1165578367DF105D5EB35517378B7FA64B505C9B72BD
142.0
Architecture Scope Download SHA256
x86 — Download 6CB5FE111CA9DEB53111771AF8556222C12DFC665DD0E7512A2516FA7DF0789E
x64 — Download 7C1975F1B87D5CC645C8587261AFECD8988768492F56F8A766EBCAF994E1E5EC
arm64 — Download DBB7561407D63EDC336433C0C7859CE91F2DEB12442B26C7E879839141B0EBFB
141.0.3
Architecture Scope Download SHA256
x86 — Download 07770065FBFB769A2A7E35345666D60ECDF5485E5F0C3A0C4458939CE3B9BB0B
x64 — Download 20A2C82631BC8D40F7255FE6ACA84DA58A22CD170B2D3AE2096CBA399E1ECB74
arm64 — Download B6961A77AF583F508BBF291C5B2C7B05F956CC37AD60CC0C585687CE8C92F402
141.0.2
Architecture Scope Download SHA256
x86 — Download 5D5C38F534ACA2D0DD8A1C4C6EA4EE207D72B0766243966198F36AC729B07626
x64 — Download 731FF69F7E34C0759468695D10F68BC79648901B45E4FAC3C6C8B28E744E924C
arm64 — Download 157B4D068291894AAE63105985FC81901D7913E5D836AE8BF1FC1E0A68D72A17
141.0
Architecture Scope Download SHA256
x86 — Download 591F9D2DA61B122FEE55E214415E733EE40A8FDBB8568C964AD8648BE30FC619
x64 — Download BC4D1EE525AF3F9FC1F9FBC99613F609695EE627DC04AE4999E72DCDDDD214BF
arm64 — Download 49C0674730B3DAFDA1D28BB250E7D61E4EADCCE17DC11855AD55320BD6D3AE1A
140.0.4
Architecture Scope Download SHA256
x86 — Download BD051A68676CCA6F5E6F777C0365694E3343059F3356F294EB54032F46501981
x64 — Download 43195E17DE9D1268918E8ECAE96B407E6CFA380F2B8D1D08AFFABC98389BA4C0
arm64 — Download 98DA37329775738AA4116E98A2B069A8104532478579F038611C51C8C3AEAE75
140.0.2
Architecture Scope Download SHA256
x86 — Download 18705332EC0AA691FE02016CB67AA06F9519EC1F369F98954FD3A8D325986059
x64 — Download CC76383B0EE07ABA0C95F34E57AB6EEAA2621A81344273ACF4F399D2FA2CCFED
arm64 — Download 7481FA82DCD3A77D8D331000A598A72EA6F1C6A8A53436617102F450538B065E
140.0.1
Architecture Scope Download SHA256
x86 — Download 7691D2F3A8448CC8411969083877ED9FA52354D18B5FB607529E3D13AF1EBB26
x64 — Download B3156B308D19A9DB69A77016130485393429A06ADF0A8BFF5159D93643839E9E
arm64 — Download BF1CD27542024E363729EC2CA490CD3D10CCE51A52736A40DB2070B0C71CE10B
140.0
Architecture Scope Download SHA256
x86 — Download FCE16128441A4DE9F941707E742ECABC2E68AB570BDD7776A388896E9D1BA7E6
x64 — Download 5407A1A4B8F87300DD5FED3F8A8EAFF0945AE8B2E044B78554C60B37CE9C6C56
arm64 — Download F86D7939FE3A1A361E453B686C52B3BF293B85356B874275A83F7BF4CDEB49B9
139.0.4
Architecture Scope Download SHA256
x86 — Download 0A9F64E870CB63B9A1BDAE5A7DBAA5BD268836C79B03749FB115DE212C62EE77
x64 — Download 4732BCE7663F2492BC1D6E13BE06FBCDC3F3A482236B6DB76C639DD476BBF61C
arm64 — Download 926A6F2B10357926AA5496275F9B63F3A42AFCEC231B8F300A5962F4E3D07CBD
139.0.1
Architecture Scope Download SHA256
x86 — Download F16D7EAEEDF2EAFC3993220AAE100D95548CBBC852F88342E05D1FEE0395DA00
x64 — Download 6A2288ABF8013B60A410B2941422DCBE56F07602567EC0DC2C01099494228637
arm64 — Download BCFFFD6E96DBB5F654E6AD66B816252E7C535F2290FBB8013402063E2F70E339
139.0
Architecture Scope Download SHA256
x86 — Download 2C12A76291126D162EED8AAEDC6AA2C80B7650A04E8A3CDE58092F9AC92E6B07
x64 — Download 59E5711880CB8912B26B5A8FE63AF1641394FE51174714BC75E46A367DDCDA65
arm64 — Download 65EDD40DBD961CDBAA4F6B62EAD420B8E04C4BF6526D9FD9189E02366E11F211
138.0.4
Architecture Scope Download SHA256
x86 — Download DBAAC6156681226626BC6A24CBD1783540DC992DB8610D8C254307B20A9AE9FA
x64 — Download 8724E04507E2C7D4DB0C464A006A329447BB8C3F93597B8724ECFBF4EFE9A8F4
arm64 — Download 638708DBEE37AC9E52F8F195A317B2E76958BEE7A19AE86BB1BF9F7C15859EA6
138.0.3
Architecture Scope Download SHA256
x86 — Download C9BB306191C35DB1771B777C164685ED7AD21E068E74115ABBF9EDC42CD39A4E
x64 — Download BF1A7D36572A5FD368439913EA0F70D7BFC8042AE8C27B490BA2301D4911C3E0
arm64 — Download D952DCFCA70AC20C0F841DAA8CA11828C94A623CD2BD766186EA9F7D7A429AD8
138.0.1
Architecture Scope Download SHA256
x86 — Download BF5F67D8A2600D2CCF0BC4F6ADFA5784F0184CC5AB6CD98CF6420AF08EA45404
x64 — Download D473ECC60B9CC294BFE95FEE482F151E4930F347267F3171544C5798E86F1FF2
arm64 — Download 8E831E9DBFCC2110324C970445C9BE73F0AC59060764C7C0C649AC81D1882682
138.0
Architecture Scope Download SHA256
x86 — Download ED5D64F4D07EC0E5E43992952650D1EAEC9CC609A0DE1D7F18AFEB2F046D5357
x64 — Download 63B4A1826BB97183064A00C658A65798FED95F8D2EC88FE22ADD24248CA7E3D7
arm64 — Download A827CF0B877AD59D32C321BE8CB8CE87B534B7F8BC4772DAEBB361336D030E28
137.0.2
Architecture Scope Download SHA256
x86 — Download 405236E36B87225B3C17BA2B2DE2AE75FA7E71745725C4960C12BA16955A154C
x64 — Download 55F51E7426A64B792C13F4E8950701EB08C2EE48A834BC9D52E8DCD9E4D1B390
arm64 — Download 3636789DE15E95C25031736A28FD767DD38C2B97C7CE492089803F80EC4285B8