A project can be deleted only by the Project Admin. Other team members with roles such as Viewer, Commenter and Editor cannot delete a project.
Steps to delete a project
Click on the Projects tab on the left side pane.
Click on the project that you want to delete.
Click on the three-dot icon beside the project name.
Click on Delete.
A confirmation dialog box will appear. Click on Delete.
The project will be permanently deleted.