Tap Project name or new Project to go to the Project details as Gantt chart.
Tap the colorful bar of each Task row to edit the Task details. (Tap the empty space to go to the Task Link. In our demo project the Task Links are set to here).
Assign a new Task ID or clear it and update to create a new Task.
Swipe right to go back to the Project list. Save changes before leaving the Project details.