Jinka cutting plotters typically use one of two major USB-to-Serial chipsets. Before downloading, you need to check which one your machine uses. Connect the Jinka 721 to your PC using the USB cable. Turn on the cutting plotter. Open on your Windows PC. Look under Ports (COM & LPT) or Other Devices .
Note: Windows 10/11 users may need to disable driver signature enforcement if the driver is older and unsigned. -VERIFIED- Download Usb Driver Jinka 721
: Download the official CH341SER driver from the WCH manufacturer website. Jinka cutting plotters typically use one of two
Getting your Jinka 721 cutting plotter to communicate with your computer requires the correct USB-to-serial driver. Without a verified driver, your design software will fail to recognize the machine, resulting in "device not found" errors or paused print queues. Turn on the cutting plotter