To ensure your cutting plotter communicates perfectly with your PC, you must install the correct USB-to-Serial bridge driver. Because these machines often use third-party communication chips, Windows may not recognize them automatically. The Official Jinka 721 USB Driver Guide
adb devicesList of devices attached
0123456789ABCDEF device
✅ Success! The Jinka 721 driver is fully functional., many cutting softwares (like ArtCut or SignMaster) may not recognize it. Right-click the device > Properties Port Settings and change the COM Port Number to something 3. Software Configuration -VERIFIED- Download Usb Driver Jinka 721
If the above fails, the Google USB Driver + wpdmtp.inf also works for basic MTP file transfer: To ensure your cutting plotter communicates perfectly with
Official CH341SER Driver: Download from WCH (Nanjing Qinheng Microelectronics) . This supports Windows 11, 10, 8.1, and 7. Open Command Prompt as Admin
Note the COM Port number (e.g., COM3) assigned by Windows, as you will need this in your cutting software. 📋 Detailed Machine Features
For the most reliable software, it is recommended to use the official repository or verified distributors rather than third-party "crack" sites: