try removing it totally, then reinstalling.
go to controlpanel>add/remove programs>add/remove windows components>uncheck windows media player and click next, that should remove it.
repeat the same but put a check on the windows media player box, that should reinstall it, then you can update if you want.(this is for windows xp)
1993 nissan 240sx hatchback(stock) <<drifter, straight liner, road courser
"Horsepower is the force that determines how fast you hit the wall. Torque is the force that determines how far you take the wall with you after you hit it."
"Horsepower sells cars, torque wins races" - Carroll Shelby
"Real cars don't make power at the front wheels....they lift them."