The plotter will not appear in Windows as a printer. It must be accessed through cutting software (such as SignCut, FlexiSign, or Sure Cuts A Lot).
To understand the driver requirements, one must understand the connectivity architecture of the JK 721: Jk 721 Cutting Plotter Driver Windows 10
The JK 721 cutting plotter can function on Windows 10 without its original driver by using a generic HP-GL plotter driver and a quality USB-to-Serial adapter. This method is stable for basic vinyl cutting but may lack advanced features (e.g., blade force control via software). For professional use, upgrading to a modern plotter with native Windows 10 drivers is advised. The plotter will not appear in Windows as a printer