Windows Server build 21292

10.0.21292.1010.rs_prerelease_flt.210108-1700
Build of Windows Server, version 23H2
OS familyWindows 10 (NT 10.0)
Version number10.0
Build number21292
Build revision1010
Architecturex64, ARM64
Build labrs_prerelease_flt
Compiled on2021-01-08

Windows Server build 21292 is the earliest known build of Windows Server, version 23H2 based on Cobalt. Only the update files of this build were released to Windows Update on 15 January 2021 alongside its client counterpart.