Migrate from https://cmakerhk.wordpress.com/2019/06/05/wsl-windows-subsystem-linux/
on Windows 10: install via store
on Powershell: enter the command
Enable-WindowsOptionalFeature -Online -FeatureName Microsoft-Windows-Subsystem-Linux
To run linux command on cmd::::
wsl ls -la
wsl xxxxxxx
To run windows command on WSL:::::
cmd.exe /C dir
or
PING.exe , ipconfig.exe
(( this depended on if the command has file extension or a bat file.