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Windows Server 2022 is the latest released version of Windows Server, based on Windows 10 Iron.

It replaces Windows Server version 20H2 and Windows Server Manganese and was replaced by Windows Server Cobalt (as a development cycle).

List of known builds[]

Windows Server Iron builds (rs_prerelease)[]

Released only as Core SKU[]

  • 20150.1000.rs_prerelease.200612-1734
  • 20152.1000.rs_prerelease.200617-1502
  • 20161.1000.rs_prerelease.200627-1754
  • 20165.1000.rs_prerelease.200702-1424
  • 20170.1000.rs_prerelease.200710-1419
  • 20175.1000.rs_prerelease.200717-1349
  • 20180.1000.rs_prerelease.200725-1714
  • 20185.1000.rs_prerelease.200731-1415
  • 20190.1000.rs_prerelease.200807-1609

Released as Core and LTSC[]

  • 20201.1000.rs_prerelease.200822-1922
  • 20206.1000.rs_prerelease.200828-1431
  • 20211.1000.rs_prerelease.200904-1619
  • 20211.1005.rs_prerelease_flt.200904-1700
  • 20215.1000.rs_prerelease.200911-1500
  • 20221.1000.rs_prerelease.200919-1857
  • 20226.1000.rs_prerelease.200925-1415
  • 20231.1000.rs_prerelease.201002-1444
  • 20231.1005.rs_prerelease_flt.201002-1518
  • 20236.1000.rs_prerelease.201009-1631
  • 20236.1005.rs_prerelease_flt.201009-1648
  • 20241.1000.rs_prerelease.201016-1450
  • 20241.1005.rs_prerelease_flt.201017-1308

Windows Server Iron builds (fe_release_server, fe_release)[]

  • 20251.1000.fe_release_server.201030-1438
  • 20257.1000.fe_release_server.201106-1606
  • 20262.1000.fe_release_server.201115-1700
  • 20270.1000.fe_release_server.201124-1455
  • 20282.1.fe_release.210111-1506

Windows Server 2022 builds (fe_release)[]

  • 20285.1.fe_release.210116-1100
  • 20287.1.fe_release.210124-1100
  • 20289.2.fe_release.210129-1837
  • 20292.1.fe_release.210205-1504
  • 20295.1.fe_release.210212-1600
  • 20298.1.fe_release.210220-1636
  • 20303.1.fe_release.210226-1630
  • 20308.1.fe_release.210305-1700
  • 20313.1.fe_release.210312-1606
  • 20317.1.fe_release.210318-1714
  • 20324.3.fe_release.210327-1200
  • 20329.1.fe_release.210402-1730
  • 20334.1.fe_release.210409-1622
  • 20339.2.fe_release.210417-1100
  • 20344.1.fe_release.210424-1554
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