
click to enlarge
The formatting buttons are explained here
(with the Show button expanded in the image to the left). To use them, first select a task:
Outdent: Click this to move a subtask (or multiple selected tasks) up a level.
Indent: Click this to make the selected task a subtask. The task above it will become a summary task and will be displayed in bold.
Show Subtasks: Click this to show subtasks for the selected summary task.
Hide Subtasks: Click this to hide subtasks for the selected summary task.
Hide Assignments: Click this to hide assignments.
Show: Click this to show tasks at a specified level.