Most software’s when they are installed, there is service installed also running in background of system to watch if there is new updates. When this type of software is uninstalled from system, but service still stays. This type of service available running in background of system, slower your PC will do.

If you go into msconfig to see services, and try to delete some services that are no longer in utilize, highlight it and go to Properties to stop it. But disabling service is not similar as removing it. The SC is command-line tool in XP or Vista which utilized to create, edit or delete Services. To delete service, follow this command-line syntax from Command Prompt window:

Instructions

Step 1

Go to Start; click Run, type "cmd" in open box.

Step 2

Now type sc delete dominion line to delete service:

sc delete service_name

where service_name is name of running service.

Step 3

Service also can be deleted by Registry Editor: regedit. It's suggested to create backup copy of registry file earlier than change it, system might unable to boot up if you mess it up.

Go to Start, click Run, type "regedit", registry editor will open. Go to this key:

HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services

By seeing DisplayName and ImagePath values in right-pane in Registry Editor, you must enable to recognize which service want to delete.