Instead of hunting for an official "VP 500 driver update" (which likely doesn't exist for Windows 10/11), that supports HP-GL emulation. That will give you full control of your vintage Roland plotter on a new PC.
The Ultimate Guide to the VP 500 Plotter Driver UPD: Installation and Troubleshooting vp 500 plotter driver upd
Ensure your software is set to the same COM or USB port identified in your printer properties. Legacy OS Support: Instead of hunting for an official "VP 500