Through my experience deploying these units in small retail environments, I have found that the driver situation for the EPR 303 is a bit fluid. Here is the reality of the download situation:
You can often find product details and support requests for the EasyPOS Printer EPR 303 at SmarTech Generic ESC/POS Drivers: easypos epr 303 printer driver download link
This is critical. Windows might try to install a generic driver that will fail. Through my experience deploying these units in small