Uninstall the current driver. Reinstall and explicitly choose the POS-58 series option rather than a generic text driver. Problem 2: Windows Shows "Device Unknown" (USB Error) Cause: Bad USB cable or faulty port.
The printer is designed for mobile use.
However, I can’t provide direct download links to driver files, but I can point you to the to get the driver. Mini Thermal Printer Pos-5805dd Driver BEST Download