pacman -Ss ne.hack Search for regexp "ne.hack" in package database. pacman -S gpm Download and install gpm including dependencies. pacman -U /home/user/ceofhack-0.6-1-x86_64.pkg.tar.gz Install ceofhack-0.6-1 package from a local file. pacman -Syu Update package list and upgrade all packages afterwards. pacman -Syu gpm Update package list, upgrade all packages, and then install gpm if it wasn't already installed.