#Command
wsl -l -v
#Output example
PS C:\WINDOWS\system32> wsl -l -v
NAME STATE VERSION
* Ubuntu-18.04 Running 2
Create new directory on D:\ so we have new directory D:\wsls.
#Command
wsl --export Ubuntu-18.04 D:\wsls\ubuntu-18.04-wsl.tar
#Output example
PS C:\WINDOWS\system32> wsl --export Ubuntu-18.04 D:\wsls\ubuntu-18.04-wsl.tar
Create VMs directory under D:\wsls so we will have D:\wsls\VMs.
cd D:\wsls\VMs\
mkdir ubuntu-18.04-wsl
wsl --unregister Ubuntu-18.04
#Output example
PS D:\wsls\VMs> wsl --unregister Ubuntu-18.04
Unregistering...
wsl --import Ubuntu-18.04 D:\wsls\VMs\ubuntu-18.04-wsl D:\wsls\ubuntu-18.04-wsl.tar
wsl -l