Disable SSDP Discovery Service
This feature allows to disable the SSDP Discovery Service. The SSDP Discovery Service service enables discovery of Universal Plug and Play (UPnP) devices on your home network. They are not the same thing as PnP devices. If you are not using UPnP devices on your computer, you can disable the service.
A system reboot is required to apply changes.
Description of the SSDP Discovery service: