This mode of application controls was designed to find and select a single value from a dropdown menu. It uses a dropdown menu for selection.
In application Edit mode, hover over a filter that is already added to the application, until the controls appear on the top right.
Click the icon (gear).
The Settings modal window appears.
In the Settings modal window, under Display Settings tab, ensure that the following options are checked:
Click Apply.
In the state filter, click Select.
The application control expands.
Click the icon (up/down arrows) to open the menu of available choices.