IGEL OS 11.08.200 IGEL OS Reference Manual Accessories Touchscreen Calibration Current: Using Touchscreen Calibration PDF Download PDF Download page Using Touchscreen Calibration. Current page All pages Using Touchscreen Calibration Ensure that Enable touchscreen is enabled under User Interface > Input > Touchscreen.You will find a description of the touchscreen calibration procedure in the Touchscreen Calibration how-to. ×