Some older or premium versions of the 721 series use FTDI chips. Use these if the CH340 does not work. Step 3: Installation Process Follow these steps to install the driver manually:
Most Jinka 721 models use the CH340 chipset. Before downloading, check your device. Connect the Jinka 721 to your PC via USB. Open (Right-click Start > Device Manager). Look under Other Devices or Ports (COM & LPT) . -VERIFIED- Download Usb Driver Jinka 721
This guide provides the necessary steps to download and install the verified driver for the Jinka 721. Why You Need a Verified Driver Some older or premium versions of the 721
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 Before downloading, check your device
Disable your Antivirus or Windows Defender temporarily during the installation process.
Follow the on-screen prompts. A message saying "Driver install success" should appear. Reconnect: Plug the Jinka 721 back into the USB port.
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.