Windows 7 remains a popular choice for dedicated cutting stations due to its stability, but because the JK series uses older USB-to-Serial communication chips, the driver installation requires a specific touch. Here is how to get your GoldCut up and running. 1. Identify Your Chipset
Expand . You should now see "USB-SERIAL CH341 (COMX)," where X is a number.
A small dialogue box will appear. Click the "Install" button. You should see a message saying "Driver install success."
If you are running a vinyl cutter from the (such as the JK721, JK871, or JK1351) on a Windows 7 machine, you’ve likely realized that getting the hardware to talk to the software is the most common hurdle.
Avoid using USB extension cables. The signal for these cutters is sensitive and can degrade over long distances.
Right-click the driver installer ( CH341SER.exe ) and select Run as Administrator .
Look for "CH341SER" drivers online from reputable CNC or 3D printing forums, as these chips are industry standards. 3. The Installation Process