To maintain system stability, only use certified virus scanners : Built-in OS version. Symantec: Endpoint Protection V14.x.
For multi-user servers, redundant pairs, or central archive servers, a server-grade operating system is mandatory. (Standard and Datacenter) Windows Server 2019 (Standard and Datacenter) Windows Server 2022 (Standard and Datacenter) Database and Microsoft SQL Server Compatibility
Supports Professional and Enterprise editions, including LTSB 2015/2016 and LTSC 2019. Windows 11 (64-bit): wincc 75 sp2 compatibility list best
: Standard setups do not explicitly support WinCC V7.5 SP2. Server 2025 requires upgrading directly to SIMATIC WinCC V8.1 .
As SCADA systems evolve, maintaining a stable, supported, and secure operating environment is crucial. remains a widely used, robust SCADA solution by Siemens. However, the performance and reliability of this system depend heavily on running it on compatible software and hardware components. To maintain system stability, only use certified virus
Note: Domain Controller configurations are technically possible but heavily discouraged by Siemens due to strict security policy overrides that interfere with WinCC user groups. Microsoft SQL Server Compatibility
As of late 2025, Siemens has released WinCC V7.6 and V8.0. Should you stick with 7.5 SP2? (Standard and Datacenter) Windows Server 2019 (Standard and
The "best" WinCC 7.5 SP2 setup is never the newest software, but the most rigorously tested combination of Windows OS, SQL Server, SIMATIC NET, and approved security tools. By relying on the official Siemens Compatibility Tool and following the guidelines above for virtualization and communication security, you will build a SCADA system that is stable, secure, and fully supported by Siemens technical support. Skipping this step is the fastest route to project failure; adhering to it ensures industrial-grade performance.