Classic Task Manager for Windows 10 restores the classic Task Manager and System Configuration (MSConfig) for those who don't like the new ones.
Installation is easy, and the app is intended to restore the classic Task Manager but has the additional option of the classic System Configuration (MSConfig), so you can uncheck that if you don't want it. Once completed, you are given two desktop icons to launch them. You can also find them in your start menu.
Classic Task Manager for Windows 10 is an easy way to get back that classic look if you hate the new Task Manager.