SOLVED- Re: help installing R on Linux Mint 21.2

# RStudio (latest version)
wget http://www.rstudio.org/download/desktop
rsversion=`grep -Eo -m1 
'[[:digit:]]{4}\\.[[:digit:]]{2}\\.[[:digit:]]+-[[:digit:]]+' desktop`
rm desktop
case $arch in
??? ?i386)
??? ???? rsarch=$arch;;
??? ?*)
??? ???? rsarch='amd64'
esac


rsfname=rstudio-$rsversion-$rsarch.deb
wget https://download1.rstudio.org/desktop/$ubuntu_codename/$rsarch/$rsfname
sudo gdebi -n $rsfname
rm $rsfname

Hope it helps.

?acu.-