Windows Media Player 11 provides a feature to share media between different computers on the same network, and can even share media with other devices as well. So if you are not using this features you should or can disable it to free up some KB of RAM.
1) First of all, you have to disable Windows Media Player Network Sharing Service. So Open up Services from Control Panel, or type services.msc into the start menu search/run box. Find the service in the list:
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