This feature is available in Catalyst, Enterprise, and Ultimate editions.
You can use filters to narrow or expand the list of items displayed on a Storyboard. They allow you to work with or view a subset of data at any given time.
Select Team > Iteration Tracking (or Sprint Tracking) > Storyboard.
Click or start typing in the filter field, and then select the any of the filter options.
Repeat Step 2 to select more than one filter.
Click Apply when done.