Windows 10 Iron
|Version of Microsoft Windows|
|OS family||Windows 10 (NT 10.0)|
|Architecture||x86, x64, ARM64|
|Latest build||10.0.20279.1.fe_release.201209-1322 (Dev Channel)|
10.0.20324.3.fe_release.210327-1200 (Docker container images)
Windows 10 Iron is the 21H1 development cycle of Windows 10. It was only released as a series of Insider Preview builds between the second half of June 2020 and the first half of December of that year to the Dev Channel, although in early 2021 during the development of its server counterpart Windows Server 2022, a series of client builds were released as Docker layer images.