Wincc 7.5 Sp2 Compatibility List Link

: Siemens regularly releases Update packages (e.g., Upd 1, Upd 2, etc.) for WinCC 7.5 SP2. These updates add support for newer Windows builds and security patches.

WinCC V7.5 SP2 is part of a larger Siemens automation ecosystem. The following compatibility information addresses common multi‑software installations.

: Updates for V7.5 SP2 are cumulative. For example, installing includes all fixes from Updates 1 through 13.

Choosing the right software environment is critical for maintaining SCADA system stability. Siemens SIMATIC WinCC V7.5 SP2 is a robust platform, but it requires strict adherence to the official compatibility matrix to prevent runtime crashes, communication drops, or installation failures. wincc 7.5 sp2 compatibility list

Compatibility has also been tested with [7†L21-L22].

| Driver / Protocol | Supported Version | Remarks | |------------------|------------------|---------| | SIMATIC NET PC Software | V16, V17 | For S7-communication (Industrial Ethernet, CP cards) | | OPC DA Server | 2.05a / 3.00 | Built-in | | OPC UA Server | 1.02, 1.03, 1.04 | Integrated, no external OPC UA wrapper needed | | Modbus TCP/IP Channel | Installed via WinCC Communication DLL | Included | | PROFINET (via CP 1623/1628) | SIMATIC NET V16+ | Requires HW configuration in Step7 | | S7-1200 / S7-1500 native channel | WinCC 7.5 SP2 native | ✅ Direct connection via TCP/IP |

Are you planning to or perform a fresh installation on new hardware? : Siemens regularly releases Update packages (e

| Update Version | Key Compatibility / Feature | |---|---| | | TLS 1.3 secure communication support for S7‑1200/1500 (critical for high‑firmware PLCs) | | Update 16 | Official compatibility with Windows 11 23H2 (resolves many SQL Server installation issues) | | Update 20 | SQL Server memory optimization; improved redundancy & runtime stability |

Because SQL Server 2016 was released before Windows 11, its installer may not natively recognize a newer Windows 11 build. This can cause a “The following program could not be installed: SQL Server 2016 SP2 Standard Edition (WinCC) Setup cannot complete the installation” error [10†L25-L28][11†L25-L29].

SIMATIC WinCC V7.5 Service Pack 2 (SP2) is a specific version of Siemens' SCADA software that introduced support for modern operating systems like Windows 11 and Windows Server 2022. Compatibility depends on your project type (Server, Single-user, or Client) and installed updates. Choosing the right software environment is critical for

Versions 15, 16, and 17 (Recommended for engineering or testing only; not for production runtime).

Scope: Operating systems, SQL Server versions, STEP 7 / TIA Portal integration, SIMATIC NET, and typical I/O drivers (OPC, Modbus, etc.).