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Services Regedit CMD Msconfig

How to Start/Stop Multimedia Class Scheduler service

Service name: MMCSS

Display name: Multimedia Class Scheduler


Description:

Enables relative prioritization of work based on system-wide task priorities. This is intended mainly for multimedia applications. If this
service is stopped, individual tasks resort to their default priority.


Path to executable:

C:\Windows\system32\svchost.exe -k netsvcs

Regedit:
This method shows you how to Start/Stop Multimedia Class Scheduler service from Registry Editor

Please perform the following steps:

Please go to Start and click on the Search programs and files

Type regedit and press Enter

Please confirm User Account Control pop-up

Microsoft official disclaimer


Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require
that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.


Please navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\MMCSS and locate Start registry key

Double click on Start and edit the value:


Change Startup type :

Automatic - 2

Manual - 3

Disabled - 4

Automatic (Delayed Start) - 2


Note: When you change to Automatic (Delayed Start) a new key DelayedAutostart is created with value 1

When you change to Automatic from Automatic (Delayed Start), DelayedAutostart change value to 0

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