Jk 721 Cutting Plotter Driver Windows 10

Once your JK 721 is working, disable automatic driver updates for that device. Go to Device Manager > Properties of the COM port > Driver > Roll Back Driver to prevent Windows from “upgrading” your working driver.

Try a different USB cable or a different port. Windows 10 updates occasionally "reset" COM port assignments. Jk 721 Cutting Plotter Driver Windows 10

Guide to Installing and Configuring JK 721 Cutting Plotter Drivers on Windows 10 Once your JK 721 is working, disable automatic