How to disable skype plugin manager?

Do check out if you are having problem when you are online or not. If your computer is running fast when your internet is not connected, then there may be chances that your system is in system updation mode. In this mode your windows component are automatically updated and if your automatic updation is switched on, then you need to
switch it off to make your system work fastly but make sure that after switching off updation you won't be able to get updated versions.

If you’re using Skype on Windows and finding that your computer is slowing down, then there are chances that Skype Plug-in Manager is creating problem. To solve it down you need to do certain things(assuming you’re not using any of the Skype extras.)

Press Control-Shift-Esc to bring up the Windows Task Manager.

In the Processes tab, check for skypePM.exe.

To force it to close, click on it and hit delete.

Now, you just need to make sure it doesn’t open automatically whenever you launch Skype. To do this, go into Options and select Advanced Settings.

There, uncheck the box marked Automatically and start Extras.

Hope you are satisfied with this answer.