Introduction - If you have any usage issues, please Google them yourself
Software function:
1., custom function: menu customization, adding, saving, revoking, and saving the next startup.
2., when software starts, it detects the available serial port and loads the serial name to the printer menu.
3., the printer menu is divided into ordinary printer and serial port printer, and serial printer is headed by COM.
4., no matter which printer is selected, it will be stored as the next default printer.
When you print the button 5. times, check the currently selected printer and print it.
6. shortcut key ALT+X clear, ALT+C printing;
7. support the yup X80 serial printer.