You can check the signal of the infrared touch frame through the infrared configuration software, and you can judge whether the correct installation is based on the signal

If the touch is not accurate, you can calibrate it with infrared configuration software

1、Open the package and you’ll get 4 borders and an accessory pack (the FPC wire is just a spare)

If a computer has 2 or more monitors, you need to calibrate the touch screen as follows: