Windows 11 build 21344

10.0.21344.co_refresh
Build of Windows 11
Screenshot
OS familyWindows 11 (NT 10.0)
Version number10.0
Build number21344
Build labco_refresh

Windows 11 build 21344 is the earliest known build of Windows 11, which was mentioned in an infographic about the development of Windows 11 posted on Twitter by Albacore as being one of the first builds to be compiled after the co_refresh branch was created in February 2021.[1]

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