: Professional and Enterprise (64-bit) versions, including LTSB 2015/2016 and LTSC 2019. Windows 11
Selecting a verified operating system build prevents deployment failures, such as the common Microsoft SQL Server installation blockade seen on unauthorized platforms. WinCC 7.5 SP2 supports both standard workstation and robust server architectures. Windows Client Operating Systems (64-Bit Only) wincc 7.5 sp2 compatibility list
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]. : Professional and Enterprise (64-bit) versions