ubuntu shell for windows 10 download code example
Example 1: The Windows Subsystem for Linux optional component is not enabled.
dism.exe /online /enable-feature /featurename:VirtualMachinePlatform /all /norestart
Example 2: how to run linux on windows10
dism.exe /online /enable-feature /featurename:Microsoft-Windows-Subsystem-Linux /all /norestart