SIMATIC Logon 1.6 SP3 is fully compatible. Do not use v1.7 (for TIA Portal V17) – it will break WinCC user administration.
WinCC 7.5 SP2 installs a bundled SQL instance named
WINCC. Do not manually upgrade SQL separately.
| 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 | wincc 7.5 sp2 compatibility list
Because compatibility changes when Microsoft releases new security patches or Siemens releases WinCC Updates (Upd1, Upd2, etc.), you must use the official Siemens tools for the final word.
Method A: Siemens Product Matrix (Online Tool) SIMATIC Logon 1
Method B: The "Readme" File (Best Source)
WinCC is not a standalone application; it sits at the intersection of industrial automation (PLC communication) and IT (databases, reporting). Siemens rigorously tests specific combinations of: WinCC 7
Critical Note: WinCC 7.5 SP2 dropped support for several older OS versions. Attempting to force installation on Windows 7 or Windows Server 2008 will result in the installer blocking the setup or unpredictable behavior during archiving.
WinCC 7.5 SP2 supports the following operating systems:
The following table lists the validated operating systems for WinCC 7.5 SP2 (both RT and Client installations).
| Operating System | Edition | WinCC Server (RT) | WinCC Client (RC/Web) | Notes | | :--- | :--- | :--- | :--- | :--- | | Windows 10 LTSC 2019 (1809) | 64-bit Pro/Enterprise | ✅ Full Support (up to 2048 tags) | ✅ Fully supported | Recommended for single-station systems | | Windows 10 LTSC 2021 (21H2) | 64-bit Enterprise | ✅ Full Support | ✅ Fully supported | Newer option, requires specific hotfix | | Windows Server 2019 | 64-bit Standard (Desktop Experience) | ✅ Full Support (unlimited tags) | ✅ Supported via RDP | Preferred for multi-client server setups | | Windows Server 2022 | 64-bit Standard | ✅ Full Support | ✅ Supported | Requires WinCC 7.5 SP2 + Update 1 or later | | Windows 11 (21H2/22H2) | Pro/Enterprise | ❌ Not officially supported | ⚠️ Limited (Testing only) | Not recommended for production use. Use Windows 10 LTSC instead. |