Once the driver is verified and installed, you must match the settings in your cutting software (like Artcut or SignMaster): Select the COM port found in Device Manager. Baud Rate: Usually 9600 or 38400. Flow Control: Hardware or RTS/CTS. Troubleshooting Common Issues
Right-click the downloaded .exe file and select "Run as Administrator." -VERIFIED- Download Usb Driver Jinka 721
Follow the on-screen prompts. A message saying "Driver install success" should appear. Reconnect: Plug the Jinka 721 back into the USB port. Once the driver is verified and installed, you
Disable your Antivirus or Windows Defender temporarily during the installation process. select "Update Driver
Right-click the device, select "Update Driver," and choose "Search automatically for drivers." If that fails, manually point it to the folder where you extracted the downloaded driver.