At present you will have to go through the following process first. The factory default mode of the Star TSP650 Series Printers is Star Line Mode. The printer needs to be set to ESC/POS Emulation.
Updating the AirPOS POS Application on Windows is done from the backoffice. Do not uninstall the existing application as the update will install over it.
You can download the driver and Configuration Utility from the following link.
This package includes the Star mc-Print3 compact, versatile receipt printer and a Star CB-2002 cash drawer which easily connect together.
To download AirPOS for Windows open a browser such as Chrome, go to airpointofsale.com and sign in to your backoffice. Click on 'POS' from the left margin and then on 'Download AirPOS App'.