If you want to move WSL2 Linux distro(Ubuntu) from C: drive D: below are the steps.
Export Ubuntu
mkdir D:\backup wsl --export Ubuntu D:\backup\ubuntu.tar Unregister the same distribution to remove it from the C: drive:
wsl --unregister Ubuntu Import Ubuntu
mkdir D:\wsl wsl --import Ubuntu D:\wsl\ D:\backup\ubuntu.tar By default Ubuntu will use root as the default user, to switch back to previous user
Go to the Ubuntu App Folder run command to set default user
cd %userprofile%\AppData\Local\Microsoft\WindowsApps ubuntu config --default-user
wsl --list -v
wsl --list wsl --shutdown