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Menu bar > More > Reset configuration

The funnel icon

A potential problem of filtering data is that users would not be confident about what are they seeing: Does not an issue have children or all of them are filtered? 

Links Hierarchy displays a funnel icon  at the end of the filtered issues with a tool tip to identify the type of the filter applied. In the picture below, the DEMO-2 issue has filtered links by link type

Image Modified 

Full-screen mode

You can expand the view of the hierarchy to full-screen. For this, the button Image Modifiedhas been added in the menu section.

You can exit the full-screen using ESC

This is especially useful for boards, 

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