#!/usr/bin/env bash USER="$(who | grep :0\) | cut -f 1 -d ' ')" export XAUTHORITY=/home/$USER/.Xauthority export DISPLAY=:0 HDMI_STATUS="$(cat /sys/class/drm/card0-HDMI-A-1/status)" # Check to see if HDMI connected or not and toggle if change if [ "${HDMI_STATUS}" = connected ]; then xrandr xrandr --output HDMI-1 --auto else xrandr --output HDMI-1 --off fi exit 0