WSL 2
You need to have Windows 10 update 2004 before execute below commands.
WSL 2 improve performances for WSL.
Enable Virtual Machine feature
dism.exe /online /enable-feature /featurename:VirtualMachinePlatform /all /norestart
Download the Linux kernel update package
Download package and install it.
Reboot after this.
Set WSL 2 as your default version
wsl --set-default-version 2
Check your distro
wsl --list --verbose
If any distro is in version 1, you can force version update
wsl --set-version Ubuntu 2