Olivetti d-Copia 4500MF Plus is a high-performance departmental monochrome multifunctional printer designed for large workgroups. Official drivers and support materials can be found on the Olivetti SpA Support Portal Driver Download Information
There was no installation wizard. No "Next, Next, Finish." Instead, his screen went black, and a single line of green text appeared in the center, reminiscent of an old DOS prompt.
That “exclusive” driver page is almost certainly clickbait or malware. If you still need the driver, use generic Windows drivers or a legacy printer server approach — never download an “exclusive” executable for an old Olivetti MFP from a random website.