The is typically a monochrome laser multi-function printer (print/scan/copy). While its driver support varies by operating system, here are the best features of its official driver package (PCL/PS/GDI) or the recommended universal drivers:

Sourcing the original package from the Olivetti support portal ensures all proprietary features work, though it may require running the installer in "Compatibility Mode."

Navigate to olivetti.com → Support → Legacy Products → Multifunction Devices → d-Color 4024mf. You will need to accept a EULA to enter the FTP-like directory.

Problems using the duplex (double-sided) printing or the document feeder.