This post is about KtmRM for distributed transaction coordinator service, Media center extender service and Multimedia class scheduler Windows system services:
1) KtmRM for distributed transaction coordinator service: KtmRM for distributed transaction coordinator Windows service is used for helping communication between KTM (Kernel Transaction Manager) and MSDTC (Distributed Transaction Coordinator). You don’t have to disable this service as it is run only when it is required.
2) Media center extender service: Media center extender Windows service is used for connecting Media center extender devices to a Windows computer. This device can be a software or a hardware device. For Example, Xbox 360 and Ceton Echo. If you are not using any Media center extender devices in your computer then you can disable this service.
3) Multimedia class scheduler service: Multimedia class scheduler Windows service assists multimedia applications. It prioritizes processes to make sure that the CPU resources are used effectively by the multimedia applications.