Your PC will finish booting into a specialized session that permits manual device driver installations. Step 3: Install the Virtual COM Port Driver
As of 2025, the primary driver file is often named Jinka_721_Win10_v2.1.4.zip .
Once identified, download the corresponding driver from the chip maker’s website. For Realtek devices, search "Realtek RTL88x2BU Windows 10 driver" . download driver jinka 721 for windows 10 work
Follow these precise steps to install the driver and prevent port assignment conflicts. Step 1: Disconnect the Plotter
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Your PC will finish booting into a specialized
Click and browse to the extracted Jinka driver folder (e.g., "Gold Cut JK série").
| Problem | Possible Solution | | :--- | :--- | | | - Restart your computer with the machine turned on and connected. - Check that the USB cable is securely plugged in. - Re‑install the CH341SER driver if using a serial adapter. | | Windows cannot find the driver | - Make sure you have downloaded the 64‑bit version if you are on 64‑bit Windows 10. - Extract all files from the ZIP folder before pointing Device Manager to them. | | Plug‑in does not appear in CorelDRAW | - Ensure you installed the plug‑in after CorelDRAW was closed. - Re‑run the installer as an administrator. - Check that your version of CorelDRAW is supported (e.g., X3 through X8, 2017‑2019). | | Cutting is inaccurate or shifts | - Calibrate the machine: ensure the media is straight and pinch rollers are correctly placed. - Reduce cutting speed and force for delicate materials. - Test with a simple square before cutting complex designs. | | Computer restarts when sending a cut | - This was reported by a user on the Rotuleros forum. The cause was a driver conflict. Uninstall any previous cutting plotter drivers, clean the registry (use CCleaner or similar), and re‑install only the Jinka driver. | For Realtek devices, search "Realtek RTL88x2BU Windows 10
Search for: Realtek RTL8188EU Windows 10 driver or MT7601 Windows 10 driver Microsoft Update Catalog