Calibration of touch screen not working? cant load `sudo DISPLAY=:0.0 xinput_calibrator`

Diy and Tweaks
57

Also try if "99-calibration.conf” has an effect after executing

sudo cp /usr/share/X11/xorg.conf.d/10-evdev.conf /etc/X11/xorg.conf.d/45-evdev.conf

and restarting the Touch Display plugin.