This approach ensures the Jinka 721 remains operational on modern architecture despite the lack of official manufacturer support.
driver to ensure your PC recognizes the machine through the COM port. 1. Download Drivers and Software USB Driver (CH341SER) models use the CH341SER USB-to-Serial driver to communicate with Windows 10. Manufacturer Links official Jinka Indonesia site
Official support can be fragmented, but several reliable repositories host the specific 64-bit drivers needed: