Fix High CPU Usage in Window 7 Due to Svchost

If you are facing high cpu usage in window seven due to svchost.exe then read the this solution. If your cpu showing high usage and you don't what is the reason then
check taks manager and if it is due to svchost.exe then you can reduced your cpu usage by the following method.

svchost.exe is a generic host process name for services that run from dynamic-link libraries and any one of these underlying dll's/services can be the cause of constant background CPU usage, here is how to identify the problematic service and disabling it on Microsoft Windows 7:
Open "Windows Task Manager" (CTRL+SHIFT+ESC) and switch to "Performance" tab.
Now, click the "Resource Monitor" button.

Switch to "CPU" tab in "Resource Monitor" and click svchost.exe row, As we can see the bottom pane now shows "UPnP Device Host" eating-up CPU cycles in this case.

We can now right-click the service and stop it from here only or launch services.msc mmc panel to disable it all together.

As you can see now the CPU usage is now back to normal.