Terminal window: “sudo vi /usr/share/xsessions/chromeKiosk.sh”  This should bring up another vi window for you to insert the following code: #!/bin/bash xscreensaver -nosplash & cat ~/.config/chromium/Local\ State | perl -pe “s/\”bottom.*/\”bottom\”: $(xrandr | grep \* | cut -d’ ‘ -f4 | cut -d’x’ -f2),/” > ~/.config/chromium/