Sunday, 12 April 2026 @ 09:17 UTC ~2 12,244 130,117

Mozilla Firefox (km)

Mozilla · Mozilla.Firefox.km

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.km --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 85A362357FFA8ABFA291824DD83E6F482B2962AF03032BB3762DF3E34FCCF102
x64 — Download 2F5A5D05F39C1395B35726F1C2FBD3A9A44935B3F56735BDA66873EF49430094
arm64 — Download 1FB46CCB9AADF19021C5F622F1AD7076003D31EFD2C78887BDA213F5C90A0967

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 9EC8BBD372B9AC3A8C41909FDF814C29A86353DCD90BC616341A5D462F48EF8F
x64 — Download 9E85B7A1FCA6D651C1F2B8355C64E92421C8FC502DE696A67348459EE657B9B4
arm64 — Download 2E716D9B25114B8A8F3A8AB179A60D370C66FC62749704398CC2892916A17E06
148.0.2
Architecture Scope Download SHA256
x86 — Download 9C5F44D36B765D77FA2CA52FB907C24523A1BD18A2F162533313C9DC7B703543
x64 — Download E695AA7BD9A272839D5925CC7AEDF4CAC3C45DA0AA6D4E9AE5BAD23516EF655B
arm64 — Download 1664DA16DAE8E52F347DA74378781F58FB420BD1CF6099CB3A56C9727C38C845
148.0
Architecture Scope Download SHA256
x86 — Download F379DB9BA313ECC3F76AED10E042E7C3CAC2735E36C153A4EC13EB182237991E
x64 — Download 8A69B82C8EEFF8F0BE85561CBBF1CA0114D93E7B8B5F4AE8978BA38BF6C9FDE1
arm64 — Download 5050F634DB758D7C64BD83512211B07DCAA80E6E349ED9686679B7AA24DDB227
147.0.4
Architecture Scope Download SHA256
x86 — Download 82937B62E7201F033384575381C227776D01D26D92AA0DC81C2AB43844FCE8E8
x64 — Download 28EFD0FA276064D6A38FAACB4244895B8684A66C31A8B99F310CD8D5F2CDC9D7
arm64 — Download 0419BC073192BC909AAA697E36EB14AD508CB1F4CCD242C3C20E27876A910DE7
147.0.3
Architecture Scope Download SHA256
x86 — Download 54AE1150FDA6672E93D23CCAFA2535A6FB43FC3DC54E26C66BD751CB6A078D6C
x64 — Download 5970A40319DCAFF7AF55C4F788FBB64F4A6D80EC938E72E0212EED138E1CD69C
arm64 — Download 15EAB76BEEB71D4AEAE5D1F7DFDD599124CCF6A807E6CA73716DD59D7FFB4E5C
147.0.2
Architecture Scope Download SHA256
x86 — Download 8B882C266E61ED2C315C96EADFF3BE1B9232CB66433407C84D8F082894BFBF7A
x64 — Download 6A4BA14C301D40BC1E9061AE905F731247E40FE7F8FCCB3F2ABF8D3A6CE5BFB7
arm64 — Download C001F467CF93440CB502B3C5B556D7AF8B4A69B0407A3F5BA96853659A375B46
147.0.1
Architecture Scope Download SHA256
x86 — Download 2E0469864E21C7C86EA5B6E8E0E8DD0983C35570A84D2F8F6165616F0BDB7703
x64 — Download 5D12DA5F1FC81C1C740EDC754306D19371B0DDE3546E931BD9FF0038EF55B71A
arm64 — Download 054B8CA259FEED06D5E8F5FCCEE1F59B269E7B1B15862A1703A7E97B2B9374FE
147.0
Architecture Scope Download SHA256
x86 — Download D9BBE85EF913B66D0FB37D8232C8CE9610789359D86F10EFF9D993829BD4AE36
x64 — Download F3CE90307E6F457A2EF117CE6EB9F63F0CCAE3673E71A28F3B81AFB2219E1C45
arm64 — Download 8C61DF918F4E47B0DBD7AFE81BA081A0BB2575BC76541EBCC6F7F034587AAB63
146.0.1
Architecture Scope Download SHA256
x86 — Download 3475BE63CFCBBC58A796B82269E9F7119B8081B81D496222406DF2DA2AA05F1D
x64 — Download F7ABCB52B6DB9C99F454D3AF86C837213B2F1CC52BD3FE23DD5D8345ED8AA468
arm64 — Download F368D81BEC07A152218B79EB9F03F0ABF2836D155877E400378C003AE4E3CAA4
146.0
Architecture Scope Download SHA256
x86 — Download C34726D800EFE9E8053F3077FA8755085BFD575E5AB041313C72C16EB31EAFBC
x64 — Download CD5F02195BD5B3419D95280A22D039BD3B189846486F9F067DF5B78BF5A380BC
arm64 — Download 43F7FCB50E3EC29DB929B4FB2E2FA7882BCA5625FE7F404DB8371B9894C24046
145.0.2
Architecture Scope Download SHA256
x86 — Download F0788B785F092C5A1AEE2A951556C0A6326E12A3C031B8CB208C125645B0C8C7
x64 — Download FA4912A8F573F889986C0C64FF192B3D2719A47C780A8EEC93B09C7BF78EB1CF
arm64 — Download 8ED00BC6B905E4A46B5284C6D3F033B1E54234E7391F23DAD999D455C892BA6B
145.0.1
Architecture Scope Download SHA256
x86 — Download F768F7F9BF497B2E54A2925D2124373D98331B9F6853D523DFAB7E522D1826FD
x64 — Download 19AC8CA6EF60F50962B52DE7EDCFAADDAEB14DA15835DFC7D8594783ED546E30
arm64 — Download 00A18797192B401ED65526A1AEBA74B992CB4CBDC7E30823CE2E51C78726B4A2
145.0
Architecture Scope Download SHA256
x86 — Download 198B614C1D1B40CBA7875924CCE8D97EA7F9B8551B467C993F69495D18AFE9D2
x64 — Download 9FF72FBAED7A61FE4884CA10F6290FF254FD8FC4DD8ADE4AAE0FA1020DF76AE1
arm64 — Download 3333BC2628B0CF5D6BA9B75E547A45CBA5989FB1D8292E85F180B7C1A36166C8
144.0.2
Architecture Scope Download SHA256
x86 — Download 1F9D5DA30F206740B5123D2F7FC20ADF51EE848B8F2A56646738CA1DD9240718
x64 — Download B9DABF2F499284155E338B2030CFE345BF29FFCDD4294161452793F51C179E64
arm64 — Download 1A7824268C36C44CFF618401D18183C48765DA832B7E9507630F47D2C67AAB8B
144.0
Architecture Scope Download SHA256
x86 — Download 17F7F1EE5AC215D528BBF230CF3A74F69F0029D4D9FAE822292C4D6DB6E8B56E
x64 — Download 7B243C738343EAFCD6238F8FC483935A7883E46821DC3BD697D2761B2BCA3B3B
arm64 — Download 808A2BEC15ACED39581361503E62371774AB14A7FED7AE7D3E09C70B7FBC4684
143.0.4
Architecture Scope Download SHA256
x86 — Download C7AB685674C1BF777D6BA47970EFAB316693250C8B02DC77F58FB803D24B21AE
x64 — Download 5F8DC82E3856CBDD23B361E6008EFBBF13B542947E6C8000DA0F72A8C5F780F1
arm64 — Download 0165C3596B19A8EF0DDDFA2B72442ADF406841325EC8D45ED0D2AA3F3DA05224
143.0.3
Architecture Scope Download SHA256
x86 — Download 0EF6E2A1158DB11E27C1AAFAB0E833FF053AD36B44FC13F7687493F4F88EB7FD
x64 — Download 16B6712C3E113C05D64126326B17ACAC5F99EB3F87C41951F88E3FC7D34420C5
arm64 — Download AA42C356DC9474DD8DE600D8C13FE5979FF46F834B7CD3CA47C5AA9A71D6797A
143.0.1
Architecture Scope Download SHA256
x86 — Download 59F0FE47C21943E1371EE7CB76ACD89FDA6A730CECE4A5BA603AF81AB6602318
x64 — Download B6A51E0B7D06F78CB0C24E78A32999CF8441D92081E85F6091792BB26498151A
arm64 — Download DB6639F51A03D547AD958656181B0FC2FE66BC7DFE103FBB0167E94D664A9CDD
143.0
Architecture Scope Download SHA256
x86 — Download B5788D2CB83F4C535078EEA774BE601A5ECE287F889459F86F0358FE9FA74089
x64 — Download 3754DCB65913636003A5DBF230F9CA06DCB0075FBE3020B266B8ECD1A53039BC
arm64 — Download 3C5EB41D3F6DF9C32E0B73892D688CF0F04C5C816E6E3DB262FF430AE66D7F60
142.0.1
Architecture Scope Download SHA256
x86 — Download D8ACA28641D3234AD1116B90FD915C34019F5EF630C2A4C7F5A7B0BAB0F63FE7
x64 — Download FC0C4AB8B98F2E27DF612667EA27DA520B6D0B6525B1E0853D3D431463B6CF27
arm64 — Download 78627962AAE723F1362ADF8A61733F14B0184C2406BCF4F86D70A987DF34F690
142.0
Architecture Scope Download SHA256
x86 — Download DA8B6B525643BDAE18ED19EEBAD6C9DB8231A117122902DF60CBC00D3553587F
x64 — Download A4F7439B2FFD189748B2B4548EFF6114B1CC39AAE1FE380934177E8533553892
arm64 — Download D89DFA2ADEF0D607DDE0169C41325DB51A187E97D0D732F99BAF3F87E8C48191
141.0.3
Architecture Scope Download SHA256
x86 — Download 140563CC6C5CA9CD32CB06C99B232B51CF215B12570617688C77263BAA9136B0
x64 — Download A054E6D8B06E361485E04DBD42EBA80F1FB2D7410D35416C4E629B079BD76B95
arm64 — Download 56F97AF9EFB038AEAAAA2C31397DBE23D10458EA5CEAD67886BAD7B5EC1A30F7
141.0.2
Architecture Scope Download SHA256
x86 — Download 06BEF95B5D02BDE56A58A6A9097D76CD7D7B37DF008D4A138B17E0E7B38EBB90
x64 — Download 92940DC2D6BD8D830F97A6F1C362A62D5BAC561058AF663E0E8CFF7EF8167374
arm64 — Download B69E89C05ADA5052ED05999EC1375959FC225FC304F8EA02232FF039D21DABE1
141.0
Architecture Scope Download SHA256
x86 — Download C748BEDCFC62CE7EF9A6D6A4E7249C594B2018B41866FB018C98AA9D3D404134
x64 — Download 7156101C12A02A959D5854B5FDD049D8F0EA99AAECBFBE368810D6278551FB2C
arm64 — Download 9210752B4994129D88A4D477E5E21B21C349605984FEF270A013CC00F9E99218
140.0.4
Architecture Scope Download SHA256
x86 — Download E369EC4CEF14415AF7CD656A3CC556CCEC9E6B765DEBD1F6B9B37BE7F84D5398
x64 — Download 70B88FC9BEB1EDB4AADA1F4ED59BE1D8978F3750F1038618B942CEE0DAF17E7A
arm64 — Download 83640008249CF9DACEE1EC58FDA87D24335E215756D1EA8AF87A2954AD3040DA
140.0.2
Architecture Scope Download SHA256
x86 — Download 465201B585D0280EBA9AB94281FEAD1F222EF949698C45E20E258846B79B21BA
x64 — Download 4A01772A9AFF6E06976528F9534399B7F497995464F36B0D6F75B24AA576DE2B
arm64 — Download 1B96A114C65CC6B1414847A1BBFF2F4350FABD024148542DAB892E50038E67E3
140.0.1
Architecture Scope Download SHA256
x86 — Download 0C71395374CD7689FA725BDA3779FD1D7AED86DD300CBD0382A1C29C5839F89A
x64 — Download 5EB49B8A9D5A89B79AFCBC506ADCA3A59592F2852C421650375AEFFE840B9B51
arm64 — Download 183CC23C08B342C5EC5C1B704B83031D4504941FEA704328067F0046BE851EB4
140.0
Architecture Scope Download SHA256
x86 — Download 50EEF99E8EC2C3AED74310CF621B60853C3C97EF77D84FC7D5AA7F8165BF12B2
x64 — Download 094A635A275998BA28D4CEBE1613868B2CCB4300CFDE55CFB4E7A4E7F532455B
arm64 — Download 31BAA2768E8AE5DE19979AEC497BB885BCC8DEF83E35F3745ED888E35EC67CAC
139.0.4
Architecture Scope Download SHA256
x86 — Download 28E65EFD4B0E41F436123E39A4BB8E856B1FE59CEE4ABBAFA7D968B95713C34C
x64 — Download 88DCD312499FE6CAB699804C3AED3B50BE327C099045AD1FC47923D404F95AF6
arm64 — Download 563D9A04AE6097A8D86357F2C3871D13A20D7C3DFC2BB9C4EC122E753F0ADF3B
139.0.1
Architecture Scope Download SHA256
x86 — Download 7B2DE5904E49647F0D9072131158E7B4C12AF625B43D205E6C60CCC7523C5414
x64 — Download E109FD46104B25D2AF073E13E53711AFFE593446634FD92CE8F0893323CD8E46
arm64 — Download AA69E067A5FCCCD068D0C0D2D164A72D18931EE0BDC4EAD7AB56E17FE38EC992
139.0
Architecture Scope Download SHA256
x86 — Download 64544B2EC4CCEFDBE1D833AC4AD7E575AEF3D25E88030F170CE028A0935D2BAA
x64 — Download 165EE69E98BF40D54C2F86F653AA81B21548EA2989B6AA7A18BF322F7B287BD4
arm64 — Download D88164456F6989656D51D5EFC47B6272A628AB0F2984396E9C770FD4CFB24BF2
138.0.4
Architecture Scope Download SHA256
x86 — Download 2C96051844C82DBD4D4365F10AE119E0911AE0901FFCD9210455E7044E43F226
x64 — Download 32E93406B28A60C6C228800B2733799660477AD5D2DC86A052AC69478CFBC48D
arm64 — Download 382226DEA2052E330E655C61DE3522C7463F853E7A0CF592945DC34E59956EBE
138.0.3
Architecture Scope Download SHA256
x86 — Download 495F1DEC3C856F38CC6C49BFB16CD21E186D16D8C9CEC39F32C0EF7257EF5211
x64 — Download CB415F529AE3D33A30B884C735235807D8C61D420B8C3B99FBDA9C34EA436C20
arm64 — Download 4089406A272B2B2C28018560D5DD332BA93B1A29BDCB5B3D72C8C845D3AEC7D6
138.0.1
Architecture Scope Download SHA256
x86 — Download 2CC51A546DF5516B693FBB2B681C06EB4D0186B51A3B8E53FE8B34A94CD8D607
x64 — Download 319456EA482E22ADFE413F989B3E1B8D8D8C6EB49DE270E6C893DC51FB933C9D
arm64 — Download 2BD902FE16B5F379DBF7DE7C63D82E22828DCF80203C69CFC8B64FB54C554EC9
138.0
Architecture Scope Download SHA256
x86 — Download 50EDF39429B551189DAC7E324849D92AD8D751A0BA8E9CC9D7CC4FDE37AE27A3
x64 — Download EB519ADC80FD3F61CB2DE631B4EB394A801757124350C5C9216EC3791ADAF6CA
arm64 — Download 1118233EB8287638D1EB0AEA650D9F8FF42DEB275060576A92756B47B77DBE8C
137.0.2
Architecture Scope Download SHA256
x86 — Download F1259662F107BB2380C7E96E4468E49190D5D114F748F74F72EF17586F6D0694
x64 — Download 2F6F656C9BC02F40AE5438B0584F9D431DC1F6A97B60202A782E13E849120E54
arm64 — Download FBFD33163EA072D703A9CB8B3175522A5B01B927DFC2F769CA40D1BD2B513E44