Layout Template
Lets you select from a collection of stylings for presenting each item:
Basic
Basic Card
Gradient
Gradient Wide
Boxed
Condensed
Number of Columns
Lets you select the maximum number of columns that can be created, up to 4. The web part will only render the set number of columns if there's enough space to allow for it. Otherwise, the number of columns will be automatically adjusted for the user's screen size.
Display Limit
Lets you limit the amount of items that get rendered on the page. By default, the value is 5.