Once the update finishes, look at the manufacturer list on the left.
It’s clunky, but it sidesteps Windows 10’s driver model entirely. hpgl plotter driver windows 10
If you find your exact model, select it and finish the installation. Once the update finishes, look at the manufacturer
This leaves your system vulnerable. Only do this for an isolated, offline production machine. Re-enable signature enforcement after testing. Once the update finishes
You don't need a "HPGL Plotter Driver" in the traditional sense. You need a pass-through solution that sends raw HPGL commands to the port.