Then restart your Raspberry Pi:
Before your can start the calibration tool, you have to
create the file for the calibration settings (please write
the command in one line !):
Now enter the following settings in this file:
Restart your Raspberry Pi then:
Now you can start the calibration tool with the follow-
ing command (please write the command in one line !):
The display will now show four consecuting points that
you will have to press. Aer that, four calibration val-
ues will be outputted to you, which you must enter in
sudo reboot
sudo nano /usr/share/X11/xorg.conf.d/99-
calibration.conf
sudo reboot
Section "InputClass"
Identifier "calibration"
MatchProduct "eGalax Inc. USB TouchController"
Option "Calibration" "4094 -35 4026 10"
Option "SwapAxes" "1"
EndSection
xinput_calibrator --device "eGalax Inc.
USB TouchController"
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