Developers should not assume the function exists simply because the OS is Windows 7. They must use dynamic linking (runtime linking) via GetProcAddress rather than static linking (load-time linking).
Here is how you can implement a robust, high-resolution timer that works on Windows 7 through Windows 11. getsystemtimepreciseasfiletime windows 7 patched
If you are encountering an "Entry Point Not Found" error, it is likely because a modern application—or the toolchain used to build it—expects this function to exist. Visual Studio Developer Community Compatibility & Technical Barriers Missing Export : The function is exported by kernel32.dll Windows' high-resolution performance counter can be used to
The function GetSystemTimePreciseAsFileTime was introduced in to provide sub-microsecond precision. It does not exist natively in the Windows 7 kernel ( kernel32.dll ). and the Unofficial Patch
void GetPatchedSystemTimePreciseAsFileTime(LPFILETIME lpSystemTimeAsFileTime)
