The Printer drop down is tiny and contains no printers.
This indicates that the RICS Link application is not running. Follow the steps from the RICS Link Troubleshooting Guide to ensure the RICS Link application is running.
Your printer isn't in the Printer drop down.
If you are trying to print to a Zebra TLP 2824+ or a supported receipt printer follow the steps from our installation articles:
If you are printing to a laser/inkjet printer refer to the manufacturer for instructions on installation and troubleshooting.