Use a shielded USB cable. Poor quality cables often cause connection failures.
Alternative Driver: FTDI Driver for USB-to-Serial (If CH340 fails) Installation Guide (Step-by-Step) Follow these steps to install the driver successfully:
On Windows 10/11, if the driver fails to install, you may need to disable driver signature enforcement in Windows Startup Settings. Conclusion -VERIFIED- Download Usb Driver Jinka 721
Alternative: Search for "SignMaster Jinka Drivers" for specific cutting software compatibility. 2. How to Install the Driver (Step-by-Step)
Look for an entry labeled , where "x" represents the assigned port number (e.g., COM3 or COM4). Use a shielded USB cable
VERIFIED
is the critical first step to ensuring your computer recognizes the machine and allows for seamless data transfer from design software. Key Features and Performance Precision Cutting : Supports a maximum cutting width of 61–63 cm VERIFIED is the critical first step to ensuring
Once the driver is active, you must configure your design software to use the correct port: SignMaster/SignTools: Device Setup
| Feature | Jinka JK 721 (2021 Version) | Jinka XL Pro 721 | | :--- | :--- | :--- | | | 720 mm (72 cm) | 720 mm (72 cm) | | Max Cutting Area | 620 mm (62 cm) | 580 mm (58 cm) | | Connectivity | USB | USB + COM + Flashdisk | | Memory | 8 MB | 16 MB | | Speed | 800 mm/s | 800 mm/s | | OS Support | Win XP up to Win 11 (32 & 64 Bit) | Win XP, 7, 8, 10, 11 | | CorelDRAW Support | X3 to 2019 | X4 to 2019 | | Special Features | - | Supports Contour Cut | | Data compiled from sources |||
The safest method is to use the resources that came with your machine. .