Windows 10 build 21333

10.0.21333
Build of Cobalt
OS familyWindows 10 (NT 10.0)
Version number10.0
Build number21333

Windows 10 build 21333 is a build of Cobalt, the 21H2 development semester of Windows as a service. Its build number was mentioned in VBS_validation.ps1 PowerShell script, which can be seen in the video "Windows 11 Security - Our Hacker-in-Chief Runs Attacks and Shows Solutions" uploaded to YouTube by Microsoft Mechanics on 3 September 2021.[1]

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