A digital user manual detailing specific interface configurations. Supported Operating Systems
Verify that the USB-to-Serial converter driver is fully installed in your Windows Device Manager. codesoft dp7645 iii driver download link
This usually indicates a physical connection break or an mismatched virtual port assignment. right-click the printer
Disclaimer: We are not affiliated with CodeSoft or BSG Infinity. The download link is sourced from public distributor documentation. Ensure you scan downloaded files with antivirus software. select Printer Properties
In Devices and Printers , right-click the printer, select Printer Properties , and check the "Ports" tab. Ensure it is connected to the correct USB port.