We are running a License-Manager for many employees. We have Advanced, Standard and Basic with concurrent licenses. Also we are running a Windows Terminal Server.
In ArcGIS Desktop it is very easy to Change the license (Advanced, Standard, Basic) via Batch-File: https://support.esri.com/de/technical-article/000011374
The only way I see to change the license is to manipulate the windows regitry:
The userinterface to change the license is not comfortable, you need many clicks and an "non automaticly" restart from ArcGIS Pro:
I wish a easy way to change the license at startup from ArcGIS Pro