how to install any software in arch linux with packman
sudo pacman -Syu (equivalent to apt update and upgrade)
sudo pacman -Syu (equivalent to apt update)
sudo pacman -S package-name (equivalent to sudo apt install)
sudo pacman -R package-name ( equivalent to sudo apt remove)
sudo pacman -Rnsc package-name ( equivalent to remove but it also removes the dependencies that are no longer required)