This article shows you how to Delete a User in Project Team : Smartapp.com

Deleting a Team Member is an option in Project Team which only the Project Owner or any User with Admin rights has the ability to Delete a Project Team, Project Members can only view the list as a Directory.

To delete a Team Member, you must be the Owner or Manager of the Project. In the Project Team window, Select the Team Member you would like to Delete and click on the Delete icon on the Toolbar. This will Delete the currently selected Member.

Device Screen:

On Devices, Click on the Triple Dot Menu for the Team Member you would like to Delete. In the Menu, Click on Delete. You will be asked "Are you sure you want to delete the selected user(s)?". Click Yes to Delete the Team Member.