List of Microsoft Windows versions

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This article lists and links to information on the various versions of Microsoft Windows, a major computer operating system developed by Microsoft.

Personal computer versions[edit]

In this section, a client version of Windows is a version that end-users or OEMs can install on personal computers, including desktop computers, laptops, and workstations.

Name Codename Release date Version Editions Build number End of support
Windows 1.0 Interface Manager 1985-11-20 1.01 N/A N/A 2001-12-31
Windows 1.02 N/A 1986-05-14 1.02 N/A N/A 2001-12-31
Windows 1.03 N/A 1986-08-21 1.03 N/A N/A 2001-12-31
Windows 1.04 N/A 1987-04-10 1.04 N/A N/A 2001-12-31
Windows 2.03 N/A 1987-12-09 2.03 N/A N/A 2001-12-31
Windows 2.1 N/A 1988-05-27 2.10 N/A N/A 2001-12-31
Windows 2.11 N/A 1989-03-13 2.11 N/A N/A 2001-12-31
Windows 3.0 N/A 1990-05-22 3.00
  • Windows 3.0a
  • Windows 3.0 with Multimedia Extensions
N/A 2001-12-31
Windows 3.1 N/A 1992-04-06 3.10
  • Windows 3.1
103 2001-12-31
Sparta[a] 1992-10
  • Windows for Workgroups 3.1
102 2001-12-31
Windows NT 3.1 Razzle[1] 1993-07-27 NT 3.1 Windows NT 3.1 528 2000-12-31
Windows 3.11 N/A 1993-11-08 3.11 Windows 3.11
Snowball 300 2001-12-31
Windows 3.2 N/A 1993-11-22 3.2 N/A 153 2001-12-31
Windows NT 3.5 Daytona 1994-09-21 NT 3.5
  • Windows NT 3.5 Workstation
807 2001-12-31
Windows NT 3.51 1995-05-30 NT 3.51
  • Windows NT 3.51 Workstation
1057 2001-12-31
Windows 95 Chicago 1995-08-24 4.00 950 2001-12-31
Windows NT 4.0 Shell Update Release 1996-08-24 NT 4.0
  • Windows NT 4.0 Workstation
1381 2004-06-30
Windows 98 Memphis 1998-06-25 4.10 1998 2006-07-11
Windows 98 Second Edition 1999-05-05 4.10 2222 2006-07-11
Windows 2000 Windows NT 5.0 2000-02-17 NT 5.0
  • Windows 2000 Professional
2195 2010-07-13
Windows Me Millennium 2000-09-14 4.90
  • Windows Me
3000 2006-07-11
Windows XP Whistler 2001-10-25 NT 5.1 2600 2014-04-08
Anvil 2005-04-25 NT 5.2 3790
Windows Vista Longhorn[2] 2007-01-30 NT 6.0 6002[b] 2017-04-11
Windows 7 Windows 7[3] 2009-10-22 NT 6.1 7601[c] 2020-01-14
Windows 8 Windows 8 2012-10-26 NT 6.2 9200 2016-01-12
Windows 8.1 Blue 2013-10-17 NT 6.3 9600 2023-01-10
Windows 10 version 1507 Threshold 1 2015-07-29

NT 10.0 (retroactively referred to as version 1507)

10240 Support ended on May 9, 2017
Windows 10 Enterprise LTSC (formerly LTSB)
  • Mainstream support ended on October 13, 2020
  • Extended support ends on October 14, 2025
Windows 10 version 1511 Threshold 2 2015-11-10 1511
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Enterprise
  • Windows 10 Education
10586
  • Support for non-enterprise and education editions ended on October 10, 2017
  • Support for enterprise and education editions ended on April 10, 2018
Windows 10 version 1607 Redstone 1 2016-08-02 1607
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Enterprise LTSC (formerly LTSB)
  • Windows 10 Education
14393
  • Support for non-enterprise and education editions ended on April 10, 2018
  • Support for enterprise and education editions ended on April 9, 2019
  • Support for Intel Clover Trail-based systems ends on January 10, 2023
  • Mainstream support for enterprise LTSC ends on October 12, 2021
  • Extended support for enterprise LTSC ends on October 13, 2026
Windows 10 version 1703 Redstone 2[4] 2017-04-05 1703
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Education
  • Windows 10 S
15063
  • Support for non-enterprise and education editions ended on October 9, 2018
  • Support for enterprise and education editions ended on October 8, 2019
Windows 10 version 1709 Redstone 3[5] 2017-10-17 1703
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro for Workstations
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Education
  • Windows 10 S
16299
  • Support for non-enterprise and education editions ended on April 9, 2019
  • Support for enterprise and education editions ended on October 13, 2020
Windows 10 version 1803 Redstone 4 2018-04-30 1803
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro for Workstations
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Education
17134
  • Support for non-enterprise and education editions ended on November 12, 2019
  • Support for enterprise and education editions ended on May 11, 2021
Windows 10 version 1809 Redstone 5[6] 2018-11-13 1809
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro for Workstations
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Enterprise LTSC (formerly LTSB)
  • Windows 10 Education
17763
  • Support for non-enterprise and education editions ended on November 10, 2020
  • Support for enterprise and education editions ended on May 11, 2021
  • Mainstream support for enterprise LTSC ends on January 9, 2024
  • Extended support for enterprise LTSC ends on January 9, 2029
Windows 10 version 1903 19H1[7] 2019-05-21 1903
  • Windows 10 Home
  • Windows 10 Pro
  • Windows 10 Pro for Workstations
  • Windows 10 Pro Education
  • Windows 10 Enterprise
  • Windows 10 Education
18362 Support ended on December 8, 2020
Windows 10 version 1909 Vanadium[8][9] 2019-11-12 1909 18363
  • Support for non-enterprise and education editions ended on May 11, 2021
  • Support for enterprise and education editions ends on May 10, 2022
Windows 10 version 2004 Vibranium[10][11] 2020-05-27 2004 19041 Support ends on December 14, 2021
Windows 10 version 20H2 Manganese[d][13] 2020-10-20 20H2 19042
  • Support for non-enterprise and education editions ended on May 10, 2022
  • Support for enterprise and education editions ends on May 9, 2023
Windows 10 version 21H1 Iron[e][15][16] 2021-05-18 21H1 19043 Support ends on December 13, 2022

Server versions[edit]

Windows version Release date Release version Editions Latest build Support status
Windows Server, version 2004[17] June 26, 2020 NT 10.0
  • Windows Server Standard (Core Only)
  • Windows Server Datacenter (Core Only)
19041
  • Mainstream support until December 14, 2021
  • Extended support: N/A[18]
Windows Server, version 1909[18] NT 10.0
  • Windows Server Standard (Core Only)
  • Windows Server Datacenter (Core Only)
18363
  • Mainstream support ended as of May 11, 2021
  • Extended support: N/A[18]
Windows Server, version 1903[18] NT 10.0
  • Windows Server Standard (Core Only)
  • Windows Server Datacenter (Core Only)
18362
  • Mainstream support ended as of December 8, 2020
  • Extended support: N/A[18]
Windows Server 2019 November 13, 2018 NT 10.0
  • Windows Server 2019 Essentials
  • Windows Server 2019 Standard
  • Windows Server 2019 Datacenter
17763
  • Mainstream support until January 9, 2024
  • Extended support until January 9, 2029
Windows Server 2016 October 12, 2016 NT 10.0
  • Windows Server 2016 Essentials
  • Windows Server 2016 Standard
  • Windows Server 2016 Datacenter
14393
  • Mainstream support ends on January 11, 2022
  • Extended support ends on January 12, 2027
Windows Server 2012 R2 October 17, 2013 NT 6.3
  • Windows Server 2012 R2 Foundation
  • Windows Server 2012 R2 Essentials
  • Windows Server 2012 R2 Standard
  • Windows Server 2012 R2 Datacenter
9600
  • Mainstream support ended on October 9, 2018
  • Extended support ends on October 10, 2023
Windows Server 2012 September 4, 2012 NT 6.2
  • Windows Server 2012 Foundation
  • Windows Server 2012 Essentials
  • Windows Server 2012 Standard
  • Windows Server 2012 Datacenter
  • Windows MultiPoint Server 2012
9200
  • Mainstream support ended on October 9, 2018
  • Extended support ends on October 10, 2023
Windows Server 2008 R2 October 22, 2009 NT 6.1 7601
  • Mainstream support ended on January 13, 2015
  • Extended support ended on January 14, 2020
Windows Server 2008 February 27, 2008 NT 6.0 6003
  • Mainstream support ended on January 13, 2015
  • Extended support ended on January 14, 2020
Windows Server 2003 R2 December 6, 2005 NT 5.2
  • Windows Small Business Server 2003 R2
  • Windows Server 2003 R2 Web Edition
  • Windows Server 2003 R2 Standard Edition
  • Windows Server 2003 R2 Enterprise Edition
  • Windows Server 2003 R2 Datacenter Edition
  • Windows Compute Cluster Server 2003 (CCS)
  • Windows Storage Server
  • Windows Home Server
3790
  • Mainstream support ended on July 13, 2010
  • Extended support ended on July 14, 2015
Windows Server 2003 April 24, 2003 NT 5.2
  • Windows Small Business Server 2003
  • Windows Server 2003 Web
  • Windows Server 2003 Standard
  • Windows Server 2003 Enterprise
  • Windows Server 2003 Datacenter
  • Windows Storage Server
3790
  • Mainstream support ended on July 13, 2010
  • Extended support ended on July 14, 2015
Windows 2000 February 17, 2000 NT 5.0
  • Windows 2000 Server
  • Windows 2000 Advanced Server
  • Windows 2000 Datacenter Server
2195
  • Mainstream support ended on June 30, 2005
  • Extended support ended on July 13, 2010
Windows NT 4.0 July 29, 1996 NT 4.0
  • Windows NT 4.0 Server
  • Windows NT 4.0 Server Enterprise
  • Windows NT 4.0 Terminal Server Edition
1381
  • Mainstream support ended on December 31, 2002
  • Extended support ended on December 31, 2004
Windows NT 3.51 May 29, 1995 NT 3.51 Windows NT 3.51 Server 1057
  • Unsupported as of December 31, 2001
Windows NT 3.5 September 20,

1994

NT 3.5 Windows NT 3.5 Server 807
  • Unsupported as of December 31, 2001
Windows NT 3.1 July 27,

1993

NT 3.1 Windows NT 3.1 528
  • Unsupported as of December 31, 2000

Device versions[edit]

Appliances[edit]

Name Release
date
Release
version
An edition of Sold with
Windows RT 8.1 October 18, 2013 NT 6.3 Windows 8.1 ARM-based tablet computer
Windows RT October 26, 2012 NT 6.2 Windows 8 ARM-based tablet computers
Windows XP Tablet PC Edition November 2002 NT 5.1 Windows XP Microsoft Tablet PC
Windows XP Media Center Edition 2002, 2004, and 2005 NT 5.1/NT 5.2 Windows XP Home theater PCs, network attached storage (NAS) and set-top boxes

Mobile devices[edit]

Mobile devices include smartphones, handheld tablet computers and personal digital assistants.

Embedded devices[edit]

Cancelled versions[edit]

Codename Intended name (if applicable) Discontinuation Version Final build number Notes
Santorini[f] Windows 10X May 18, 2021 (cancellation announced)[20] 21H1 20279
Photon Windows Mobile 7 originally a successor of Windows Mobile, it had been scrapped for Windows Phone 7[21][22]
Blackcomb Planned to be the successor of Windows XP
Triton Planned to be the successor of Windows Neptune and had been scheduled to be released in March 2001
Odyssey A version intended to be an update to the Microsoft Windows NT 5.x codebase. The teams working on Neptune and Odyssey combined to work on Windows XP.
Neptune 5.5 5111 The first planned version of Microsoft Windows NT to have a consumer edition variant, based on the Windows 2000 codebase. A version was sent out to testers but was never released.[23]
Nashville[g] Windows 96 4.1 999
Cairo Codename for a Microsoft project from 1991, which never shipped

See also[edit]

Notes[edit]

  1. ^ Originally codenamed Winball.
  2. ^ Windows Vista originally had the build number 6000 when it was originally released; the build number was increased by one with each of the two subsequent Service Packs.
  3. ^ Windows 7 originally had the build number 7600 when it was released in 2009; the build number was increased to 7601 with the release of Service Pack 1 in 2011.
  4. ^ While Manganese is the codename of the 20H2 release of Windows, the version of 20H2 released for the desktop edition of Windows 10 is based on the Vibranium (2004) codebase.[12]
  5. ^ While Iron is the codename of the 21H1 release of Windows, the version of 21H1 released for the desktop edition of Windows 10 is based on the Vibranium (2004) codebase.[14]
  6. ^ While Santorini was the general codename for Windows 10X, Centaurus was the specific codename for Windows 10X on foldable PCs and Pegasus was the codename for Windows 10X on "traditional" PCs (such as laptops or 2-in-1 computers).[19]
  7. ^ Nashville was originally codenamed Cleveland.

References[edit]

  1. ^ "Random internal Windows terminology: IDW, Razzle, and their forgotten partners IDS and Dazzle". The Old New Thing. December 24, 2018. Retrieved April 9, 2020.
  2. ^ Martens, China. "Update: Microsoft's Longhorn becomes Windows Vista". IDG Communications, Inc. Retrieved June 13, 2021. Microsoft Corp. has announced the official name for its upcoming operating system, previously known under the code name Longhorn. The operating system, now due out in 2006, will be called Windows Vista
  3. ^ "What was the code name for Windows 7?". The Old New Thing. July 22, 2019. Retrieved May 9, 2021.
  4. ^ Bowden, Zac. "Microsoft confirms two major updates planned for Windows 10 in 2017". Windows Central. Future US, Inc. Retrieved June 13, 2021. Windows Central understands that the first major update for 2017 (codenamed Redstone 2) will release in the early part of 2017.
  5. ^ Bowden, Zac. "Microsoft confirms two major updates planned for Windows 10 in 2017". Windows Central. Future US, Inc. Retrieved June 13, 2021. The second major update scheduled for 2017 is codenamed "Redstone 3"
  6. ^ Woods, Rich. "Windows 10 Redstone 5 is officially version 1809". Neowin. Neowin LLC. Retrieved June 13, 2021. Redstone 5 is now officially Windows 10 version 1809.
  7. ^ Hassan, Mehedi. "Windows 10's Next Major Updates Will Be Codenamed Vanadium, Vibranium". Thurrott. BWW Media Group. Retrieved June 13, 2021. Windows 10’s next major update is codenamed 19H1.
  8. ^ Brown, Matt. "Next Windows 10 updates reportedly codenamed 'Vanadium' and 'Vibranium'". Windows Central. Future US, Inc. Retrieved June 13, 2021.
  9. ^ Hassan, Mehedi. "Windows 10's Next Major Updates Will Be Codenamed Vanadium, Vibranium". Thurrott. BWW Media Group. Retrieved June 13, 2021. This means the next Windows 10 update, previously codenamed 19H2, will be called Vanadium (comes after Titanium/19H1).
  10. ^ Brown, Matt. "Next Windows 10 updates reportedly codenamed 'Vanadium' and 'Vibranium'". Windows Central. Future US, Inc. Retrieved June 13, 2021.
  11. ^ Hassan, Mehedi. "Windows 10's Next Major Updates Will Be Codenamed Vanadium, Vibranium". Thurrott. BWW Media Group. Retrieved June 13, 2021.
  12. ^ Bowden, Zac. "Microsoft releases final Windows 10 'Iron' build to Insiders in the Dev Channel". Windows Central. Future US, Inc. Retrieved June 13, 2021. Windows 10 desktop will get its own 21H1 release, but it won't be based on the Iron codebase. Instead, 21H1 for desktop will be based on the Vibranium codebase (version 2004) just like the 20H2 update released a few weeks ago.
  13. ^ Parmar, Mayank. "Windows 10's next update is codenamed Manganese". Windows Latest. Windows Latest. Retrieved June 13, 2021. Windows 10 May 2020 Update is based on a new core platform codenamed “Vibranium” and Windows 10’s next update ’20H2′ is reportedly codenamed “Manganese”.
  14. ^ Bowden, Zac. "Microsoft releases final Windows 10 'Iron' build to Insiders in the Dev Channel". Windows Central. Future US, Inc. Retrieved June 13, 2021. Windows 10 desktop will get its own 21H1 release, but it won't be based on the Iron codebase. Instead, 21H1 for desktop will be based on the Vibranium codebase (version 2004) just like the 20H2 update released a few weeks ago.
  15. ^ Parmar, Mayank. "Windows 10's next update is codenamed Manganese". Windows Latest. Windows Latest. Retrieved June 13, 2021. After Manganese, the codename of the next Windows 10 update would be Iron.
  16. ^ Ali, Fahad. "Windows 10 21H1 Is Codenamed Iron". The Redmond Cloud. The Redmond Cloud. Retrieved June 13, 2021.
  17. ^ JasonGerend. "Windows Server servicing channels". docs.microsoft.com. Retrieved September 9, 2020.
  18. ^ a b c d e JasonGerend. "Windows Server release information". docs.microsoft.com. Retrieved September 9, 2020.
  19. ^ Bowden, Zac. "Windows Core OS: The complete guide". Windows Central. Future US, Inc. Retrieved June 14, 2021.
  20. ^ Warren, Tom. "Microsoft confirms Windows 10X is dead". The Verge. Vox Media, LLC. Retrieved June 14, 2021.
  21. ^ "Windows Mobile 7 vs Windows Phone 7". Popular Pages at brighthub.com. May 20, 2011. Retrieved December 15, 2016.
  22. ^ "Revealed: Original Windows Mobile 7 UI". neowin.net. February 20, 2010. Retrieved December 15, 2016.
  23. ^ "Microsoft combines Neptune, Odyssey into Whistler". CNN. January 27, 2000. Archived from the original on September 1, 2008. Retrieved January 6, 2010.