Dragging and dropping headers into the grouping bar will allow the users to drill down on their data. To enable this feature, go to the configuration screen under the Appearance tab, under the Layout Options header you can tick the ‘Enable group bar’. Also, within the Appearance tab under Behaviour options, you will see ‘Use multiple columns for grouping’ this will group all the columns you wish to drill down in a group within the view.
To enable this feature, follow these steps:
Go to the configuration screen
Navigate to the Appearance tab,
Under the Layout Options header you can tick the ‘Enable group bar’.
Also, within the Appearance tab under Behaviour options, you will see ‘Use multiple columns for grouping’ this will group all the columns you wish to drill down in a group within the view.