If you wish to manually calibrate the Trackman iO please follow the steps outlined in the video below:

Steps In Video:

1. Open TPS and connect to your Trackman iO
2. Click on the Settings page in the bottom right corner of TPS
3. Then click on the Calibrate button in the top right corner of TPS
4. From here you will then need to place a club or a alignment tool at the center of your impact screen
5. You can then go back to your PC and select the club's position and click on continue to finalise the manual calibration of your Trackman iO