The leftmost column shows you all Epics as well as the Issues without Epics from your selected Jira Board.
At the top right you see a time tracking summary for all Epics, regardless of the applied filters.
3. When 1 or all Epics are selected, all their tasks, sub-tasks and their details are listed on the right.
4. At the bottom of the leftmost column you can select to see all issues without epics (you can also select to see all, open or closed issues)
