How To Uninstall / Delete / Disable / Remove Windows Media Center (WMC) Services
Open Services by typing “services.msc” into the Start Search application. Locate all kind of services related to the Windows Media Centre application like WMC Extender Service, WMC Scheduler Service, WMC Service Launcher and WMC Receiver Service. Also check for any other services having command names stating with “eh”.
Now set the Startup Type of each of these services to “Disabled” as shown below: .
Read the main post if you still are unable to disable Windows Media Player.