Epics are typically used to describe larger feature consisting of user stories. The epic navigator lets you view all the project epics in a gantt chart.
The Epic navigator will be accessable once Epic feature is enabled.
Enter a summary to quickly create an epic by the shortcut at the bottom.

Click the epic summary on the chart to reveal its details pane.
icon to link work to epic.To create work that linked to the epic:
icon next to the summary.
Clicking on the
icon next to the work summary can remove work from epic.

To create milestones:
1.Click on the date that you want to set the milestone.
2.Enter the name of the milestone.
3.Press enter to save.

You can drag and drop the widgets horizontally on the Gantt chart to modify the time range of epics or work.
Hover over the work/epic and click the
icon next to the summary to move to where its date range is located.

Use the search bar or add filters to find epics or work.
You can sort the items by summary, priority, created time, start time and due date.
Hover on the progress bar and you can view more details on the epic progress.