[NumLock]

The SetFileTime function sets the date and time that a file was created, last accessed, or last modified.

BOOL SetFileTime(
HANDLE hFile, // identifies the file
CONST FILETIME *lpCreationTime, // time the file was created
CONST FILETIME *lpLastAccessTime, // time the file was last accessed
CONST FILETIME *lpLastWriteTime // time the file was last written
);