USB-to-serial chip. You can find the necessary files through these reputable channels: Nanjing Qinheng Microelectronics Co., Ltd. Official Manufacturer/Distributor Links : Many users find success using the Jinka Indonesia Download Page USCutter support site for Goldcut variants. Direct Driver Chipset : If the standard Jinka driver fails, download the CH341SER.EXE installer
Windows Update is overriding your exclusive driver. Fix: Use the Group Policy Editor (Windows 10 Pro/Enterprise only):
The CH341SER driver is responsible for creating a virtual COM port on your computer. Without this driver, your Windows 10 PC will see the Jinka 721 as an "Unknown Device," and the cutting software will not be able to find the machine.
: Sites like PlotCalc provide plugins and drivers specifically for the JK-721 to work with CorelDRAW . 2. The "Driver Signature" Secret driver jinka 721 windows 10 64 bit exclusive
Browse to the folder containing your extracted driver files, select the .inf file, and click . Step 4: Verifying the COM Port Configuration
This is a false positive. The exclusive driver uses a legacy installer wrapper that some antivirus engines mistake for potentially unwanted software. As long as you downloaded from the official source listed in Part 2, temporarily disable real-time protection during installation, then re-enable it.
Your plotter driver is only half the battle; you need your design and cutting software properly configured to match your new COM port. Most Jinka 721 users operate utilizing , FlexiSIGN , or CorelDRAW with the Cut-Choice plugin. Follow these software configuration rules: USB-to-serial chip
: Change the USB cable. Ensure you are using a USB 2.0 port (black plastic inside) instead of a USB 3.0 port (blue plastic inside). Error: Plotter Cuts Random Lines or Garbage Characters
How to Download and Install Jinka 721 Drivers for Windows 10 (64-Bit) Setting up the Jinka JK721
The global Jinka user community is surprisingly active and helpful. Spanish-language forums like rotuleros.com contain detailed troubleshooting threads where users share video tutorials (e.g., “INSTALAR DRIVERS DA PLOTTER JINKA 721”) with download links for all necessary drivers. Brazilian and Portuguese tutorials are also highly recommended, as they often demonstrate step-by-step USB driver installation and CorelDRAW plugin configuration. Direct Driver Chipset : If the standard Jinka
The Jinka 721 (including the JK721, 721XE, and 721PE variants) relies on an internal . Most production runs of this machine use the CH340 or CH341 chipset manufactured by WCH.
A: Standard Jinka 721 models do not support automatic contour cutting (Contour Cut). For contour cutting, you need the Jinka Pro 721 or Jinka XL Pro LED models, which include a CCD camera or registration mark sensor.
: Temporarily disable antivirus during installation, as it may flag the driver files as false positives. Paper Size