#echo '@/home/iar/TTD/TTDcheck.sh' >> /etc/xdg/lxsession/LXDE-pi/autostart

#sudo grep -vwE "@/home/iar/TTD/TTDcheck.sh" /etc/xdg/lxsession/LXDE-pi/autostart > /home/iar/tmp
#sudo mv /home/iar/tmp /etc/xdg/lxsession/LXDE-pi/autostart
#echo '@/home/iar/TTD/TTDcheck.sh' | sudo tee -a /etc/xdg/lxsession/LXDE-pi/autostart > /dev/null

systemctl --user enable ttd.service
systemctl --user start ttd.service