This documentation is based on the PRO version so additional features are PRO features.
To create a Grid layout first need to select Layout Type = Slider then select a Carousel Slider Layout Style.
Step 1: Select Layout Type => Slider
Step 2: Layout Style => Select an Isotope Layout.
Step 3: Now set the display per row of the column for desktop, tab & mobile view.
Step 4: Set Filter Selected item
Now set the other fields and tab as you need to follow the rest steps of the Shortcode Generator steps (1-4) that showed in above.