VERY Basic WSL2 RStudio Install
Begin with a plain Ubuntu distro from the Windows App Store. If one is already installed and you want to start from scratch simply:
wsl -t Ubuntu wsl --unregister Ubuntu Ubuntu
Then enter the user name and password and exit again.
basic-wsl2-rstudio.sh script to your Windows system and execute
wsl -d Ubuntu -u root -- ./basic-wsl2-rstudio.sh
Wait a few minutes (just under 5 on my system) and then
Ubuntu rstudio &
If everything worked out you should be able to install binary packages from RStudio without issue. If you create a new markdown document then RStudio will prompt to download what you need.