⚠️ Home, Education, or Windows 11 are not supported.
WinCC 7.5 SP2 requires Microsoft SQL Server 2017 Standard / Enterprise. It will not work with SQL 2019 or 2022 unless you apply specific patches (rare).
During installation, the WinCC setup automatically installs a named instance: WINCC. Don’t change this unless you really know what you’re doing.
WinCC 7.5 SP2 is also compatible with the following software:
Upgrade and Migration Paths
If you are currently using an earlier version of WinCC, you can upgrade or migrate to WinCC 7.5 SP2. The following upgrade and migration paths are supported:
Conclusion
In conclusion, WinCC 7.5 SP2 offers enhanced features, improved performance, and better compatibility with other Siemens products. By referring to the compatibility list provided in this article, you can plan and ensure a smooth migration or implementation of WinCC 7.5 SP2. It is essential to verify the compatibility of your hardware, software, and operating systems before upgrading or migrating to WinCC 7.5 SP2.
Recommendations
Based on the compatibility list, we recommend:
By following these recommendations and referring to the WinCC 7.5 SP2 compatibility list, you can ensure a successful implementation or migration of your HMI system.
| 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 uses Office for report generation (WinCC/Reporting) and export to Excel.
| Application | Supported Version | Notes | | :--- | :--- | :--- | | Microsoft Excel | 2016, 2019, Office 365 (32-bit only) | WinCC automation DLLs are 32-bit. 64-bit Office will fail to export. | | Microsoft Word | 2016, 2019, Office 365 (32-bit) | For report layouts. | | Microsoft Access | 2016, 2019 (32-bit) | Used for archiving to MDB format (legacy). Avoid if possible. |
Critical: Install 32-bit Office, even if your Windows is 64-bit. Siemens does not provide 64-bit Office automation. wincc 7.5 sp2 compatibility list
WinCC uses Microsoft SQL Server for process value archiving, alarm logging, and user administration. WinCC 7.5 SP2 still relies on a dedicated MS SQL instance (not the TIA Portal integrated one).
| Use Case | Compatible SQL Version | Provided by Siemens | Notes | | :--- | :--- | :--- | :--- | | Single-station (<= 2048 tags) | SQL Server 2017 Express Edition SP2 | Included in WinCC setup | Free, limited to 10GB database size | | Server/Multi-client (> 2048 tags) | SQL Server 2017 Standard (64-bit) | User must purchase separately | Requires specific collation (Latin1_General_CI_AS) | | High Availability / Cluster | SQL Server 2017 Enterprise | User purchase | Supports failover clustering | | Redundant Servers | SQL Server 2017 Standard | User purchase | Mirroring or Always On (with restrictions) |
WinCC 7.5 SP2 is mature and reliable if you stick to the official compatibility list. The biggest pain points are OS choice and SQL Server version. Follow Siemens’ matrix, and you’ll have a stable system.
Need the official Siemens PDF?
Search for “WinCC 7.5 SP2 Readme – Compatibility” on the Siemens Industry Online Support site (entry ID: 109783841).
The compatibility list for SIMATIC WinCC 7.5 SP2 is critical for ensuring a stable SCADA environment. While initial releases targeted older versions of Windows 10 and Server 2019, subsequent updates have expanded support to modern operating systems like Windows 11 and Server 2022.
Before starting any installation, you should always consult the official Siemens Compatibility Tool for the most current build-specific data. Supported Operating Systems
WinCC 7.5 SP2 supports 64-bit architectures only. Below are the primary supported platforms:
Windows 10 (64-bit): Supports Professional and Enterprise editions, including LTSB 2015/2016 and LTSC 2019.
Windows 11 (64-bit): Compatible with Pro and Enterprise versions as of WinCC 7.5 SP2 Update 4 and later. Windows Server: Windows Server 2012 R2 Windows Server 2016 Windows Server 2019 Windows Server 2022 (Supported with newer updates) Microsoft SQL Server Requirements
WinCC 7.5 SP2 requires a specific version of SQL Server, which is typically included in the installation package.
Version: Microsoft SQL Server 2016 SP2 (64-bit) is the standard released version for this service pack.
Editions: Both Standard and Express editions are supported depending on the project scale.
Note: WinCC is generally not compatible with newer SQL versions like 2022 or 2025; attempting to use unreleased versions often leads to database connection failures. Browser & Option Compatibility
For web-based monitoring via WebNavigator or DataMonitor, browser selection is vital. Delivery Release SIMATIC WinCC V7.5 SP2 including options ⚠️ Home, Education, or Windows 11 are not supported
Disclaimer: This document reflects publicly available information from Siemens as of 2026. Always verify with the official Siemens Industry Online Support for your specific hardware and software revisions.
Compatibility List for WinCC 7.5 SP2
WinCC 7.5 SP2, a Supervisory Control and Data Acquisition (SCADA) system developed by Siemens, is widely used in various industries for monitoring, controlling, and managing complex systems. To ensure seamless integration and operation, it is crucial to verify the compatibility of WinCC 7.5 SP2 with other software and hardware components. This essay provides an overview of the compatibility list for WinCC 7.5 SP2, highlighting its supported operating systems, databases, and other relevant software.
Operating Systems
WinCC 7.5 SP2 supports the following operating systems:
It is essential to note that WinCC 7.5 SP2 is not compatible with 32-bit operating systems.
Databases
WinCC 7.5 SP2 supports the following databases:
Other Software
WinCC 7.5 SP2 is compatible with the following software:
Hardware
WinCC 7.5 SP2 supports a wide range of hardware devices, including:
Compatibility Considerations
When planning to install or upgrade to WinCC 7.5 SP2, it is crucial to consider the compatibility of existing software and hardware components. Incompatible components may lead to system crashes, data loss, or other issues. Therefore, it is recommended to: WinCC 7
In conclusion, WinCC 7.5 SP2 is a powerful SCADA system that requires careful planning and compatibility verification to ensure smooth operation. By understanding the compatibility list and considering the specific requirements of your system, you can ensure a successful implementation and minimize potential issues.
SIMATIC WinCC V7.5 SP2 is compatible with several 64-bit Windows operating systems, including Windows 10, Windows 11 (with specific updates), and multiple Windows Server versions. Operating System Compatibility
WinCC V7.5 SP2 supports the following 64-bit operating systems: Windows 10: Professional and Enterprise. Windows 10 LTSC: LTSB 2015/2016 and LTSC 2019.
Windows 11: Supported starting from WinCC V7.5 SP2 (typically requiring the latest updates/service packs for full official support, such as Pro version 21H2). Windows Server 2012 R2: Standard and Datacenter editions. Windows Server 2016: Standard and Datacenter editions. Windows Server 2019: Standard and Datacenter editions.
Windows Server 2022: Successfully reported as compatible in community environments. Software & Hardware Requirements Delivery Release SIMATIC WinCC V7.5 SP2 including options
SIMATIC WinCC V7.5 SP2 is compatible with modern 64-bit Windows operating systems, including Windows 11 as of specific updates. To ensure a stable installation, you must use the official Siemens Compatibility Tool for the most current validated combinations. Operating System Compatibility
The following 64-bit operating systems are officially supported for WinCC V7.5 SP2:
Windows 11: Supported beginning with version 22H2. Note that Internet Explorer 11 must be enabled via Windows Features for internal web components to function.
Windows 10: Professional and Enterprise (versions 2004, 20H2). Windows 10 LTSC: LTSB/LTSC 2016 and LTSC 2019. Windows Server: Windows Server 2012 R2 (Standard/Datacenter). Windows Server 2016 (Standard/Datacenter). Windows Server 2019 (Standard/Datacenter). Windows Server 2022 (verified by community installations). Software Prerequisites
.NET Framework: Must be enabled prior to installation. Windows 10/Server 2016 requires version 4.7, while Server 2012 R2 requires 4.6.1.
Microsoft SQL Server: WinCC V7.5 SP2 typically bundles SQL Server 2016 SP2 (64-bit). If you need to use SQL Server Express, it must be installed before WinCC as a named instance to avoid conflicts.
Microsoft Office: Compatible with Office 365 Professional Plus (32/64-bit) version 1908. Virtualization & Maintenance
Virtualization: Often deployed using VMware environments for "world without UCL" (Unified Compatibility List) architectures.
Updates: It is highly recommended to install the latest updates (e.g., Update 7 or higher) to ensure compatibility with Windows 11 and newer Microsoft components.
For detailed technical manuals and release notes, you can refer to the Siemens Industry Online Support (SIOS) portal. 5 SP2 server or client installation? WinCC V7.5 SP2 Architectures - Siemens
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