Manganese

Manganese
Version of Microsoft Windows
Windows 10 logo and wordmark.svg
VirtualBox Windows 10 build 19645 20 09 2020 15 32 55.png
OS familyWindows 10 (NT 10.0)
Version
Codename
Preliminary name
SemesterManganese
Architecturex86, x64, ARM64
Latest build
Release date
Support end
Replaces
Windows 10 May 2020 Update
Replaced by
Iron

Manganese is the 20H2 development semester of Windows as a service. It was later followed by Iron in the second half of 2020.

List of known builds[edit | edit source]

For server counterparts of Manganese, see Windows Server 2022#Insider Preview.

Pre-Insider Preview[edit | edit source]

Insider Preview (rs_prerelease branch)[edit | edit source]

Insider Preview (mn_release branch)[edit | edit source]