Win7 System ratings Show "Unable to measure video playback performance" solution

After updating the graphics driver, we are often prompted to update the "Windows Experience Index", but there is a possibility that when you detect Windows Media decoding performance, "Can not measure video playback performance," One of the reasons for this problem is that the paging file settings are too small, Or is the page file into the virtual disk RAMDisk virtual, small pieces to tell you how to solve.

Case 1:

Since the change of a graphics card to replace the previous HD2400 HD6570 1G DDR3 after the driver after the Win7 refresh score after adjusting the Windows Media decoding will appear "video playback performance can not be measured."

Case 2:

The system can not be graded after the system is reinstalled, and the installation decoder update driver cannot be rated.

Workaround:

C:windows System32 "Msmpeg2vdec.dll", "Msmpeg2adec.dll" and "Mfds.dll" these three filenames have been modified, such as being modified, restored to the name, it can be. Typically, these three filenames are changed to the back with *.blk. Okay, just change it.

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