Source settings include:
Library (choose an image library from a drop-down menu)
Library view (choose a library view from a drop-down menu)
Engine settings include:
Theme (default, bar, light) of the switcher
Effect of image switching (16 options to choose from)
Slide transition speed and duration of each slide view
Width and height
Other options
Please note that there are size limitations: a minimum of 100px and a maximum of 2048px.
View settings include:
Caption type (file name or field value, e.g., title)
Navigation (file URL or field value, e.g., title)
Option to open a link in a new tab when you click on the image
There are three types of settings available for the Virto Slideshow App: source settings, view settings, and engine settings. When you've added the app to the page as a web part, click on it in edit mode, and the settings will open on the right side of the screen.