Windows 11…
Version of the Windows NT operating system…
Screenshot of Windows 11, showing the Start menu and centered taskbar, with the Search box open1…
DeveloperMicrosoft
Written in• C , C++ , C# , Rust , 2 3 Assembly
OS familyMicrosoft Windows
Source model• Closed-source
• Source-available (through Shared Source Initiative)
Released to
manufacturing
June 24, 2021
General
availability
October 5, 20214
Latest release26H1 (10.0.28000.3231) (October 13, 20265) [±]
26H2 (10.0.26300.9711) (October 13, 20266) [±]
Latest preview• Release Preview : 26H2 (10.0.26300.9711) (October 13, 2026 (2026-10-13) 7) [±]
• Release Preview (26H1) : (10.0.28000.3231) (October 13, 2026 (2026-10-13) 8) [±]
• Beta : 25H2 (10.0.26220.9587) (October 2, 2026 (2026-10-02) 9) [±]
• Beta (26H1) : (10.0.28020.3142) (October 2, 2026 (2026-10-02) 10) [±]
• Experimental : 26H2 (10.0.26340.9596) (October 2, 2026 (2026-10-02) 11) [±]
• Experimental (26H1) : (10.0.28120.3151) (October 2, 2026 (2026-10-02) 12) [±]
• Experimental (Future Platforms) : (10.0.29680.1000) (October 2, 2026 (2026-10-02) 13) [±]
Marketing targetPersonal computing
Available in88 languages1415
Update methodWindows Update
Package manager.exe, APPX, appxbundle
Supported platformsx86-64, ARM64
Kernel typeHybrid (Windows NT kernel)
UserlandNative API
Windows API
.NET Framework
Universal Windows Platform
WinUI
Windows Subsystem for Linux
Default
user interface
Windows shell (graphical)
LicenseProprietary commercial software
Preceded byWindows 10 (2015)
Official websiteWindows 11
Support status…
Supported
See § Updates and support for more details.
…

(echo:: @ ᯤ)

Footnotes

  1. Warren, Tom (June 15, 2021). “Windows 11 leak reveals new UI, Start menu, and more”. The Verge. Archived from the original on June 18, 2021. Retrieved September 12, 2021. ↩

  2. Poloboc, Alexandru (May 11, 2023). “Rust is now up and running in Windows 11 kernel”. Windows Report. Archived from the original on July 5, 2023. Retrieved July 5, 2023. ↩

  3. Claburn, Thomas (April 27, 2023). “Microsoft is busy rewriting core Windows code in memory-safe Rust”. The Register. Archived from the original on May 13, 2023. Retrieved July 5, 2023. ↩

  4. Panay, Panos (October 4, 2021). “Windows 11: A new era for the PC begins today”. Windows Experience Blog. Archived from the original on October 4, 2021. Retrieved October 4, 2021. ↩

  5. “October 13, 2026—KB5127646 (OS Build 28000.3231)”. Microsoft Support. Microsoft. ↩

  6. “October 13, 2026—KB5127648 (OS Builds 26300.9711, 26200.9711 and 26100.9711)”. Microsoft Support. Microsoft. ↩

  7. “October 13, 2026—KB5127648 (OS Builds 26300.9711, 26200.9711 and 26100.9711)”. Microsoft Support. ↩

  8. “October 13, 2026—KB5127646 (OS Build 28000.3231)”. Microsoft Support. ↩

  9. “Windows 11 Insider Beta Preview Build 26220.9587”. Microsoft Learn. ↩

  10. “Windows 11 Insider Beta (26H1) Preview Build 28020.3142”. Microsoft Learn. ↩

  11. “Windows 11 Insider Experimental Preview Build 26340.9596”. Microsoft Learn. ↩

  12. “Windows 11 Insider Experimental (26H1) Preview Build 28120.3151”. Microsoft Learn. ↩

  13. “Windows 11 Insider Experimental (Future Platforms) Preview Build 29680.1000”. Microsoft Learn. ↩

  14. “Available Language Packs for Windows 11”. Microsoft Learn. January 7, 2022. Archived from the original on March 27, 2024. Retrieved March 27, 2024. ↩

  15. “Language Packs for Windows 11”. Microsoft Support. Archived from the original on July 22, 2024. Retrieved March 27, 2024. ↩