Iron

(Redirected from Windows 10 Iron)
Iron
Version of Microsoft Windows
Logo
Screenshot
OS familyWindows 10 (NT 10.0)
SemesterIron
Architecturex86, x64, ARM64
Replaces
Manganese
Replaced by
Cobalt

Iron is the 21H1 development semester of Windows as a service, the commercial release of which is Windows Server 2022. It was later followed by Cobalt in the first half of 2021.

Development on Iron started in early May 2020.

List of known builds[edit | edit source]

This list only includes client builds of Iron. For server builds, see Windows Server 2022 § List of known builds.

Pre-Dev Channel[edit | edit source]

Dev Channel (rs_prerelease branch)[edit | edit source]

Dev Channel (fe_release branch)[edit | edit source]

Post-Dev Channel[edit | edit source]