Go to Control Panel > Devices and Printers > Right-click "ZDesigner LP 2844" > Printer Properties > Ports. Make sure the port is set to USB001 (or similar).
Turn off your Pozone BP 2844 printer and unplug its USB cable from your computer.
For further assistance, retailers like Microless often provide additional support documentation or bundle the printer with Bartender Special Edition software. Pozone – Powerful Possibilities in POS Sysytems!