GetSystemTimePreciseAsFileTime function is not supported on Windows 7

Microsoft backported GetSystemTimePreciseAsFileTime to Windows 7 via (released March 2015). This update was primarily released to address SHA-2 code signing support, but it also added several new APIs to the platform, including our high-precision time function.

You need (or later cumulative updates) to enable it. Without this update, GetSystemTimePreciseAsFileTime is not present in kernel32.dll , and your code will fail at runtime.

Getsystemtimepreciseasfiletime Windows 7 Upd May 2026

GetSystemTimePreciseAsFileTime function is not supported on Windows 7

Microsoft backported GetSystemTimePreciseAsFileTime to Windows 7 via (released March 2015). This update was primarily released to address SHA-2 code signing support, but it also added several new APIs to the platform, including our high-precision time function. getsystemtimepreciseasfiletime windows 7 upd

You need (or later cumulative updates) to enable it. Without this update, GetSystemTimePreciseAsFileTime is not present in kernel32.dll , and your code will fail at runtime. getsystemtimepreciseasfiletime windows 7 upd

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