...
A milestone on Gantt view
...
A milestone on Scheduler
...
Create a new milestone
A milestone can be created in the same way you plan a task, just need to mark it as a milestone. A milestone has duration of 1 day and start date is always equal to the end date.
...
Convert a task to milestone
Open the menu on the Gantt bar and click “Convert to milestone”, you can also convert a milestone back to a task.
...
Create a new milestone
...