Ensure the software is set to the same COM port identified in Device Manager.

: Plug the USB cable into your computer. Windows may attempt to find a driver automatically, but for plotters, it is safer to run the downloaded installer first.

The driver acts as the bridge between your computer and the plotter.

: Limited support; typically requires specialised software like SignCut or Easy Cut Studio that includes native Mac drivers. How to Install the 721PE Driver

: The 721PE is compatible with several industry-standard programs: