This new plugin can be installed to solve a missing plugin issue (see below) or to take advantage of its new features (e.g., scripting support) on systems that already include the standard WMP plugin.
Since I have updated to windows 8.1 i cannot play any videos using windows media player.
For example, the navigation tree won't work when Java Script isn't available.
It is recommended that you enable Java Script in your browser and then hit "Refresh".
This article describes how to get the Windows Media Player plugin working on Windows operating systems.
We'll look at two ways to rip or copy music from a CD via Windows Media Player: a quick rip option and a normal rip option.
The "Security Update for Windows Media Player Plug-in (KB911564)", available from Windows Update or from the download links given in the security bulletin, updates the file "npdsplay.dll" (normally located in the folder) to version 18.104.22.1689.
If your system includes the standard WMP plugin, make sure that it is the updated version of this file.
* If you have a Creative Audigy 2 sound card, you may be getting an error trying to play your files.
To fix this issue, either switch to use Stereo instead of 5.1 or turn off the audio enhancements for the card.