Go to Temperature Settings → Click on TEMPERATURE CALIBRATION.
Temperature Calibration: Click on Temperature Calibration.
Distance: Set the distance value. Default value is 50.
CALIBRATION – Click on CALIBRATION to scan the temperature. Once the temperature scan is done, it will show the scan results and the status should be ‘Calibration success!’.
Tip: First, keep the distance between the face and the device 50 cm/ approximately 2ft, click the calibration button to calibrate. Please don’t move the face during the calibration process until the calibration is completed.