Windows 10 build 21381.1000

10.0.21381.1000.co_release_prs.210510-1427
Build of Cobalt
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OS family
Architecture
Compiled2021-05-10
Timebomb
Works in

Windows 10 build 21381.1000 is a build of Cobalt, the 21H2 development semester of Windows as a service. It was mentioned in the file vsixversion.txt in the Windows Driver Kit (WDK) of Windows 11 build 22000.1.

vsixversion.txt[edit | edit source]

\\winbuilds\release\CO_RELEASE_PRS\21381.1000.210510-1427