Run a command recursivelly using the PowerShell: #

dir *.* | foreach-object { $newname = $_.Name.Remove($_.Name.Length - $_.Extension.Length) + ".mp4"; .\ffmpeg.exe -i "$_"  $newname }

Some properties in the returning variable are: $.Name, $.BaseName, $_.FullName.

Creating hardlinks in Windows #

fsutil hardlink create <newfilename> <existingfilename>
fsutil hardlink list <filename>

Restart the Ubuntu subsystem without restarting the Windows #

#see what is running
wsl -l -v

#shutdown everything
wsl --shutdown 

#start the distro
wsl -d <DistroName>