The InfFilename property specifies the path to the .inf file of the video driver. Example: C:\WINNT\SYSTEM32\DRIVERS This ...

The InfFilename property specifies the path to the .inf file of the video driver.
Example: C:\\WINNT\\SYSTEM32\\DRIVERS  
This property has been deprecated in favor of a corresponding property(s) contained in the Win32_VideoController, Win32_DesktopMonitor and//or CIM_VideoControllerResolution