Running DiagBox directly on Windows 10 or 11 is notoriously problematic. The software was originally designed for Windows XP and Windows 7 (32-bit). It uses low-level drivers (Lexia-3/PP2000) and specific COM port addressing that modern operating systems block for security reasons.
VMware Workstation (or Player) solves this by creating a virtual machine—a pretend computer inside your real one. diagbox 757 vmware
| Brand | Model Range | Notes | |-------|-------------|-------| | Peugeot | 106, 206, 307, 407, 508, 3008, 5008 (up to ~2017) | Full support | | Citroën | Saxo, Xsara, C2, C3, C4, C5, Berlingo (up to ~2017) | Full support | | DS | DS3, DS4, DS5 (early models) | Works, but new DS models require DiagBox 8.x | | Opel/Vauxhall | 2012–2018 models (after PSA takeover) | Limited – BCM, engine, but not full dealer-level | | Fiat (PSA vans) | Scudo, Ulysse (2000–2010) | Partial | Running DiagBox directly on Windows 10 or 11
Important: DiagBox 7.57 does not support newer vehicles using the "VIN-assist" cloud system (e.g., 2020+ Peugeot 208, 2008 II). For those, you need a DiagBox 8.x online subscription or a different tool. Typical steps (from a pre‑packaged DiagBox757
Typical steps (from a pre‑packaged DiagBox757.ISO or folder):