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

Mozilla Firefox (pt-PT)

Mozilla · Mozilla.Firefox.pt-PT

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.pt-PT --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 4FE8990A7E56F9D38299F947E958DC428BF7F78809ED78CFC2E4D82CF4A1A885
x64 — Download 9C8E10391176A85DF9C2CD3EE0A82F5B69086D39709F49AE20B23ECE0E3C3F12
arm64 — Download 4EE33142668D267F049795958AFCA2E2D9DCD96AA203DB92FCB7BA55FF2C1275

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 B62A94123DD39BB96BB7BB274AABD00365FE8E74440753D11ADE71553F225252
x64 — Download A837DFF338DC685F5AE3914FE444AB4782AEA2E30FBE8F88B2B2342587E89A5B
arm64 — Download B74B77DE059A9EE709C0B246DED79C81A441FB5E5760741E84DDB3C6E349C5F8
148.0.2
Architecture Scope Download SHA256
x86 — Download 48868A85A5F6D6CCE55FB579B97CA332E3E6ED2C0696DDA6BD4860E66BBA227F
x64 — Download F2B7F87361D799C33497F7B6CE62D5E5BEFB7F48911208687CD1147B70345E60
arm64 — Download 3400899E1EA3AA2CBF0921C5D6AD7DC2912F454BCFD557CE126E35B15FFAC664
148.0
Architecture Scope Download SHA256
x86 — Download 79AC85EE9F02AC1FAB3903A05E35F3CF1D6EC8065C88ADB2899D0AEAD8DB277B
x64 — Download 51BCC85FBB38BAA5F291FD2E479FD4F43EF0DD3D1702FD670C330F26C4282442
arm64 — Download 8A37493139717926265FE24A79231E04BA827C651C67CB0646A2E9513A3CABE0
147.0.4
Architecture Scope Download SHA256
x86 — Download 6D51300AC1C772B59F8A63B1E8EEF4D5C74A923F8E558207BEFEAF6FACF74AD4
x64 — Download 612F4E2A384B4E6002FB102F3C47264EFCF00B2FBE6597CAC44452345CCABDC0
arm64 — Download FB3A98D80B21FE6300BABB0918749C72F14280ACBA9D73CAD6B5C45D00C1B78B
147.0.3
Architecture Scope Download SHA256
x86 — Download 65D3C8907793CBB6D16AC4862D3492AD526137B81FEDD41B09B68EC934B52944
x64 — Download A10963BE10FC183B5B6B3DDEB44EDD28F13B8A14BFCAC013B14583D57D899932
arm64 — Download 51C5C6C5F241E0B02FA95491B3683C8D2C78BF5E2845C42C3254864F7BD1BAA3
147.0.2
Architecture Scope Download SHA256
x86 — Download BBCBE9D455882358752DA21386A9E44D80E1DE04DD7C917C55EAA1125CE51FA4
x64 — Download 0BFD96AD0942D35FE3230B3BA0C7FD712149E1EFED4B88222A3861E28600892B
arm64 — Download 01F59D7328C6BD4CD0C6ECD6FEB422E32F507EE02D811D4C66ABF7D0BBDA53E7
147.0.1
Architecture Scope Download SHA256
x86 — Download E612899A4A990128DE6DE125CE8EA4314262245450150AE2B587A313858E71F9
x64 — Download 4EDA5C986196A32C4ED4E2BD8D654B5BEE18079187344C17710C2CA142B91E80
arm64 — Download 5E54FEB188B256EEFD67FB323D2558EBBBE97EE8EA59C7EAECE748B0FAF6942A
147.0
Architecture Scope Download SHA256
x86 — Download B8C69868239866178EE0B325B06B238A2DB67BD0EA80CBFCDCD9AC9976C59D9B
x64 — Download 3363C780836EEB9B39B16828E5394BE86F9E565001BF138D678A989EB51529C5
arm64 — Download C27339AED0A0B802CCBDDF5633CF547D4F1CCCFBBAA3D8F3981A7477E712C9BC
146.0.1
Architecture Scope Download SHA256
x86 — Download 002B7F338DFDA47C23B10A4A0B20888891F23C1A5BB879D2A35D02ECF85077DB
x64 — Download 13150F0AF9F61EB2A7974193199D8BC0F2770C6FA0D5D0179C7CAAFB391A3A60
arm64 — Download F16F2736C4FA9B3A3991386711C4126E4DFE17A7AAD7985D878CD0A09D89403C
146.0
Architecture Scope Download SHA256
x86 — Download 09231C3B4E909F44FC0932F38073C3320B3869FD265922BD763BEE999946C9F7
x64 — Download 1CE90081B13244B58C818057406E1B6B96A22AFEB0CECC48AF1545A8F4C27B77
arm64 — Download 56F018264F357CD62D6529F7C605B3CC77A96F600698F0CE617866BC1CEE0BF6
145.0.2
Architecture Scope Download SHA256
x86 — Download 1B4F877F81C24283F786E79818838D49F16415146EC3A8E492F9773F6A615133
x64 — Download DAB344D27644BF85CD91B8D2B4F1C648506A803BC65D191CE8E89522B873DCF2
arm64 — Download 1B32895ED21E02D0FB8A0F97E9F90A3CCD14A05400A333EFC0F0519418F9F6E3
145.0.1
Architecture Scope Download SHA256
x86 — Download FF49106E99A209366C232FE37B8615CC133255E980BC72FD60E0676F28FF2291
x64 — Download 64DD7BA543834AD45461549A2B8F6204AC9AAE4FE797F0640136E868AFF87FFA
arm64 — Download 31BA44BBE8D894D666B210C918B21F9413E4E0B0A0F2EB4E45F4E25EA67A646F
145.0
Architecture Scope Download SHA256
x86 — Download 6FEDFD7EEC3862916B9F907FBEDFE87439D697F045CC183337B8A317642EEDC3
x64 — Download 7C4EE42DC04C403F38A1E935FDC6DD2B57E679EDD6621AFA257B3134D3F81358
arm64 — Download CEEC941304F6FD7F45AE0DECED24B28E87FEAC5723BA164955BC929E4AC5DCBC
144.0.2
Architecture Scope Download SHA256
x86 — Download 016928BE6851A4F199F7685F5CF4DEA0B5A1C5A6C239794C62BB0F73C7C95663
x64 — Download F57FDA6035F9A0E8B967D56D038A3769F4FC6391E076E03F07A505B998919E9E
arm64 — Download F700E04EF37DBF7B2BC09BB6F01B84D280894F2222389AA083D253283C71310D
144.0
Architecture Scope Download SHA256
x86 — Download FD7697453E5BA42C630E048B0F0781EAB1F762E415138FAEA5CB740D4C73A2B8
x64 — Download A5CDD8D154EB6BE7C22E067A68EB4EFB3100C54EED42EEC9384E1BB7A90E059B
arm64 — Download C9407A5CB82B93F72FA071A01C4E5B4AD4A6AB202DF96E5D30212A17BD2F16B7
143.0.4
Architecture Scope Download SHA256
x86 — Download F961AA95B1C07E38B85D16D2F995F5FDCDEB181C2B821A276389C80C05C8FB24
x64 — Download CF8D867172D79CBE2302C80CFD6C02C6610562F09A181DA24E256DDB5FC6EEE2
arm64 — Download FA48712C8B4E7781787E30D35B0B637197B21D335F20857637B6D61152DCEF89
143.0.3
Architecture Scope Download SHA256
x86 — Download 1DD260E32FA7337F82D2B4D7B7D2ADCF29F868C245F71F751C93C599B8DD1FD7
x64 — Download 3C27F9581FD5B8F97FE84B7FFCC581AF9BD2ED691B60FF4B72DE8800021F3515
arm64 — Download 8B2A796A476FFC65C502864633FDE127DB59E782A6C5A870A68DDFDC7D4E9EDA
143.0.1
Architecture Scope Download SHA256
x86 — Download D50B0EB72B3F0EB13CE4E318A077AD440E3060DC40E3ECB16F7CFB5919ECA5FE
x64 — Download 13427BA6F6E8233916D4A1889E3192650224F0D66DBCA59EDD680D96A42D8D47
arm64 — Download 2FB73A81EF4FD5746C917EE568F95553E0B6BA0D540D953304EEDEAC73401E6C
143.0
Architecture Scope Download SHA256
x86 — Download 31C39D6F0345F62C14E2C5F890B72AE4B13D1DF2E8880665ABA488B19E13784F
x64 — Download 7ADB4084609E70D68FEFC2BED50E85916842B80DB43BCA801F2FC5E7D3DF8D22
arm64 — Download 2EFBDFAE4351429DE661DEC005E26938B0FC436EAEE436E5DF2E30F9C38D0D1B
142.0.1
Architecture Scope Download SHA256
x86 — Download 293B6890B97CC185C026E46514E4A205367F9AB912D9D5FF236974B74B3A6259
x64 — Download 4A365E3B9E3689D11DD7616211E9E69B1AB6F3E0E3518A0202D167845728D740
arm64 — Download 28DF8B65334D15374613A925C5DB3782F7735B430221427629FC2C7DCDCA6A9E
142.0
Architecture Scope Download SHA256
x86 — Download E1FA8967AF749006F2969F1616F8D2E1979F0DC9A78D2DD4D778AB12C958A830
x64 — Download 2DBF0A39179384B40FC40001D67A7E474884C4D712770C343A8386B2AEB4CEBD
arm64 — Download 7AF5CF373EF6AC3FD5CDF0469F651723A771235D5BC35F45F4059342E89F91AA
141.0.3
Architecture Scope Download SHA256
x86 — Download 376585A09D5340CEDA71E745E5EDFF277361E60AA9519EE404C1354B07EA32B1
x64 — Download 116539C955C4242B8409467717805F49B431EFA11C93DAAF90BF5A1BF7D6E2DB
arm64 — Download 1CDE97EB072DFC9CF69259C937E3239AE68F956EC3F295F3F6B4D2C402DFB52D
141.0.2
Architecture Scope Download SHA256
x86 — Download 3C1C530DEB329CEC9111C1513E67165963726C6598A91FC801B02CCC98087786
x64 — Download 94DEA8650D4270E7302753E78CAE829C96FD20AEBCFEDFDA1D1BD795806056EA
arm64 — Download 0A8A5094F8792F94F3B9F4CDA527AF4854E561331419C684A252EDF37176548C
141.0
Architecture Scope Download SHA256
x86 — Download 7E60427693267C9ADCB7B6B105E5957A5D104AC1BFA611A3EA6AF53A3D22D153
x64 — Download 40D2E19754333876DEDB54216FA9A736EC4CF338C5FAE6CD59C6D52A7E9D9A32
arm64 — Download 037C069A87CCCFF5B25A95C7E687BA296D9A97D1BD7645540A85850407CDCB27
140.0.4
Architecture Scope Download SHA256
x86 — Download 1952008194DBF1F61E0EAC9DB1786A84D9E8AF800A2022615912B53F96D95137
x64 — Download 2FFDE2577C396972B2C0BA1E7DF3C9A3DB43C51887BC3704257C4B1BE716D926
arm64 — Download AAABC1C16678651CB9E7B30CF9FDEF6D2B28EA4B0D708E9B9168D74F763F737B
140.0.2
Architecture Scope Download SHA256
x86 — Download 1AFDF08461A0F22C23C2A1A038083E0A3B059AC84EF87B1B386666C592E53B64
x64 — Download 16AB1384B16CFA703524977E13DE1C5AFE6B61967571261D0A2BDBE1588346AC
arm64 — Download 0B18AAE751F1B44287502EAA08BCF5BFD1688ED8D30F4DD20ED467DFB194201D
140.0.1
Architecture Scope Download SHA256
x86 — Download 2697C6339DE2F22ADAFBD256010F2728B793C90E3C35E5571AA7C8588D7391BD
x64 — Download 8F7B1F5160D15A9FCF66BAC3A719135286C644BE680C9C6270751CD2CB160736
arm64 — Download 2459018AFDB4B3552B7BE2E35735CEA7CA9A2E88EACEE59D1515776110A18798
140.0
Architecture Scope Download SHA256
x86 — Download D06C2D5BCFA357BCE69F75EF4B324F05A46272B87C8F9D6558DF9ADD3B785A42
x64 — Download AF723503FF9A229602BE7333E8A765E48DF17473EBB160B3924B89EB96766E87
arm64 — Download B3EF3444E584DADE9A400524BBDA5215E095653009972151C1A43237317F6337
139.0.4
Architecture Scope Download SHA256
x86 — Download 26B0C42CE9224FFA1DFC2A78BB50D68E1E8290E862A343A9CCA431AAD8173CA3
x64 — Download 1967DFFF4CD78D1255F800FFD8BBB1C441D6106A4EB7AEFED4E9DF2B6664C31D
arm64 — Download D50794A8C3AE69DA8F9252B8D1D62EE4087FDFD8F11E786DB292159C87C0BC5B
139.0.1
Architecture Scope Download SHA256
x86 — Download 9333C6FE1C28C9865265C5E2095264C3E8283D157EA39C40420640A5074836D0
x64 — Download BFC9FC9AD06495D02A0F80BC3B4EC0B600E096FD523FEDF51B2E0D28D0AF03B9
arm64 — Download 9ED9BB385D84736F5A974D0804BCA24A894459C6E2A3757B61EAE5EFC56F888E
139.0
Architecture Scope Download SHA256
x86 — Download D280425A911329BE4F5CBF7913A3909EBBA1E1CD380F5B695403B355C38558C2
x64 — Download BCC8C09BA4EA9C7D03AD29091B32BCABFE00154BDFF4E7012D352D8EA171A7B8
arm64 — Download 796B50503BB285E071380D4C0159AF0469F0B6BAC171CE349FEF9F08071FD77D
138.0.4
Architecture Scope Download SHA256
x86 — Download 8A8479A2EE129C78991EE28F370AB16974D8811BC1A1DE2D347B6915E2B559E3
x64 — Download 12D3279ABAB5700EBBAFE91F0FDF425A9F803334BE4D87AF318F05F96453AFDF
arm64 — Download 8C8FABE99DA8C6759A95BBDBF6AC3E2CF66ECB778EE116E63E9107F1CF8B9796
138.0.3
Architecture Scope Download SHA256
x86 — Download 3834CAF624175D3FCCE8F11FEED54084D6C431DB19426BB37D5349CD92CBC140
x64 — Download EA45C3161DBD361E998632D0B2CF2518089E0955263A058B272AF2ACBF6958C4
arm64 — Download F848C2A3851940700BF17F7C4DA84EB8E7A355B23C6181484B8752ECEB9CF306
138.0.1
Architecture Scope Download SHA256
x86 — Download AB76028ACF9C502D40C748C287D72C4323E302ACDB8260B787A7D33DF9A4CAC4
x64 — Download 3D2A9FBF4389EA540AF68DB7D0074454E300FBC88D4BEB214906DFF568B1527B
arm64 — Download 7289698A2DBBB9D4CC32CDF779337BED7E6232139D57AE0A0F4E8E83F6F19CBE
138.0
Architecture Scope Download SHA256
x86 — Download D68E400CF33E2510D2405557EA5ACB9D9F86876CE7B6E929FF431E73F8E8AF60
x64 — Download 23DEB8FBAB9C39CD5F5A866461F53F4AA65E1DEEE44CD3D9984D85C13758D0AA
arm64 — Download E43F729C71297ED2E6DB5A197A00DCAE46A1E6DA94C06F9CA0BBE23852670706
137.0.2
Architecture Scope Download SHA256
x86 — Download 025A0FF52EDD4167DAE2E2067148FF4C8A33F445517A332689882FA3B7568008
x64 — Download F6DC7656B23838245578CDC18EE27ACC06E641BE607D8F62F908B9213B1229C5
arm64 — Download 87895265CA144AA6867E2CC79E721C5924392B09A05EEDD95AC677CDBC997951