Mercedes-Benz does not distribute PROSIS for free. An official license costs thousands of euros per year. Consequently, "PROSIS 2023.8 FREE" is not an official release—it is a cracked, repacked, or shared copy. This is where comes in.
– Release notes indicating updated coverage for newer models (2020–2023) and possibly flash programming warnings. PROSIS 2023.8 FREE - MHH AUTO - Page 2
: High-resolution electrical and hydraulic diagrams essential for complex troubleshooting. Mercedes-Benz does not distribute PROSIS for free
– Cross‑references between diagrams, component lists, and repair steps (typical of PDF or HTML versions from MHH AUTO). PROSIS 2023.8 FREE - MHH AUTO - Page 2