Final answer:
The area of the registry that helps track remote desktop use on the client side is the Remote Desktop client registry. It stores settings and configurations for the Remote Desktop client application.
Step-by-step explanation:
The area of the registry that helps track remote desktop use on the client side is the Remote Desktop client registry. The Remote Desktop client registry is a part of the Windows Registry where the settings and configurations for the Remote Desktop client application are stored.
Within the Remote Desktop client registry, you can find various keys and values that can be modified to customize the behavior of the Remote Desktop client. For example, you can find settings related to authentication, display resolution, audio, and more.