The "card" is basically the icon of your app. It represents your app in dashboards, search results or the favorites view. You can choose between large cards and small cards to display apps on your device.
Change the card size
To change the card size on your device proceed as follows:
- Open the function menu of the view you want to change the card style.
- Select the desired card size.
You can find more information regarding the app card layout in the article "Card layout | Change your app icon".