Right-click the core installation setup file ( .exe ) and choose .

Before downloading, verify the connection type on the back of your machine:

To help give you the exact steps or file links, could you tell me a bit more about your setup?

Yes, because the software still communicates through the operating system’s USB-to-serial bridge. The driver establishes that bridge.

The Ultimate Guide to Cutting Plotter Model 721PE Drivers: Installation, Setup, and Troubleshooting

Download the correct VCP driver architecture for your PC (usually the link).

Only fall back to the manual Windows driver if the software cannot find your cutter.

: Choose the exact COM port number you verified in Device Manager. Hardware Communication Settings (Flow Control)

Option B: The CH340 / CH341 Driver (Common for Budget Models)