If you are using a ZIP file containing the drivers, extract its contents to a dedicated folder (e.g., C:\Jinka 721 Driver ).
: Open CorelDraw, launch SignTools 4 , click Cut , then Setup . Choose the Jinka JK721 download driver jinka 721 for windows 10 work
Look for an entry named or USB Serial Port (COMx) , where "x" represents a number (e.g., COM3, COM4). If you are using a ZIP file containing
Windows 10 will now assign a virtual serial address to the machine. You must find this address: launch SignTools 4