Simatic Net Pc Software V18 ((new)) -

Previous versions, such as V16 or V17, established a strong foundation for OPC UA (Open Platform Communications Unified Architecture) and improved PROFINET diagnostics. However, V18 introduces critical updates regarding security protocols, operating system compatibility, and data handling efficiency.

If you are currently using SIMATIC NET V16 or V17, here is the migration path: simatic net pc software v18