The Windows Subsystem for Linux optional component is not code example
Example 1: The Windows Subsystem for Linux optional component is not enabled. Please enable it and try again.
Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Windows-Subsystem-Linux
Example 2: The Windows Subsystem for Linux optional component is not enabled.
dism.exe /online /enable-feature /featurename:VirtualMachinePlatform /all /norestart