You can place the icon box by dragging and dropping the heart icon from the add menu. Double-clicking on the box opens the add panel, where you can select an icon from the library below.
Material Icons
Font Awesome
As of November 2, 2023, we've updated the Font Awesome icon version in Studio. If you've added icons to your page prior to this date, please be aware that modifying or removing them may result in those icons becoming unavailable. For more information, refer to the article below: