Getsystemtimepreciseasfiletime Windows 7 Upd -
Include the Visual C++ Redistributable for Visual Studio 2015 with your installer.
Backporting this functionality required changes to kernel32.dll, ntdll.dll, and the kernel itself. KB2813345 provided a limited, but functional, backport.
If installing updates is not possible (e.g., in a locked-down legacy environment), you can use workarounds to bypass the need for this specific function. 1. Using a Shim or Hook getsystemtimepreciseasfiletime windows 7 upd
That barrier has a solution: a specific Windows 7 update that back-ports this precision time function. This article explores , the required Windows 7 update, how to implement it, and critical compatibility considerations.
Alternatively, some developers have resorted to using an older compiler toolset, such as Visual Studio's v141_xp toolset, which targets an older platform SDK that does not know about the new API, effectively avoiding the issue altogether. Include the Visual C++ Redistributable for Visual Studio
"The update is part of Windows 7 Embedded." Truth: Windows Embedded Standard 7 can also use KB2813345, but it's not pre-installed.
Don't assume it’s present. Use:
GetSystemTimePreciseAsFileTime by default. The function was introduced in Windows 8 and Windows Server 2012, meaning Windows 7 (and earlier versions) simply do not contain this API in their kernel32.dll .