Version 1809, 1903, 1909, 2004, and newer (LTSC 2019/2016 supported).
Are you planning a or an upgrade from an older version? WinCC 7.5 Windows 11 - SiePortal - Siemens
Browsers and web clients
: Standard and Datacenter editions remain supported for legacy infrastructures. wincc 7.5 sp2 compatibility list
| WinCC Version | PLC Firmware | Communication Type | PLC Setting | |---|---|---|---| | WinCC < V7.5 SP2 Update 4 | S7-1500 < V2.9 / S7-1200 < V4.5 | Non‑secure (legacy) | OK to enable “only secure communication” | | WinCC < V7.5 SP2 Update 4 | S7-1500 ≥ V2.9 / S7-1200 ≥ V4.5 | Non‑secure (workaround) | “only secure communication” in the PLC | | WinCC ≥ V7.5 SP2 Update 4 | S7-1500 ≥ V2.9 / S7-1200 ≥ V4.5 | Secure communication (TLS 1.3) | Works as intended |
While antivirus software is essential for security, it can interfere with WinCC's runtime performance. Siemens strongly advises using only antivirus solutions that have been officially tested and released.
WinCC 7.5 SP2 relies on Microsoft SQL Server for handling process data, archives, and tag logging. The installation package automatically installs the necessary SQL version. Version 1809, 1903, 1909, 2004, and newer (LTSC
The primary rule for any Siemens installation is to use the Official Siemens Compatibility Tool for real-time verification. However, here is a consolidated look at the core compatibility requirements you need to know. Operating System Support
: Supported for Single-User, Server, and Redundant Server environments.
WinCC 7.5 SP2 is a service pack update for the WinCC 7.5 software, which provides enhanced functionality, improved performance, and bug fixes. This update is designed to ensure compatibility with the latest operating systems, hardware, and other software components. | WinCC Version | PLC Firmware | Communication
WinCC 7.5 SP2 is designed to run exclusively on 64-bit Windows operating systems. It is important to match the operating system edition with the role of the WinCC station (Client, Single-User, or Server). Client / Single-User Stations
: Requires a multi-step migration path. Convert the project to V7.4 first, then migrate to V7.5 SP2. Critical Engineering Recommendations
WinCC 7.5 SP2 is compatible with 64-bit versions of the following operating systems: Windows 10 : Professional and Enterprise. Windows 10 LTSC : LTSB 2015/2016 and LTSC 2019. Windows 11
The following database systems are compatible with WinCC 7.5 SP2:
Search SIOS for 109783852 (Delivery release SIMATIC WinCC V7.5 SP2).