fmPreferences - Product Views Management
You can configure the way your products are displayed at the main Products page. Please check the following buttons and fields at the end of Products Toolbar:
You can adjust columns width by clicking on the first icon . Second and third icons expand and collapse products when "Show all grouped" Filter is chosen . You can make your own filter or use "Filter by selected category" option (see picture below).
Filter option is actually the one that is responsible for the products' view on the page. You can select from two filter types, specified in a drop-down list:
Additional Features >