Choose the image and enter alt text for SEO.
Set the image frame to the required width and height using the drag handles or the Metrics inspector.
Set the border width and color if required.
Enter the instructions if required and check the box to display them.
Set the font family, size color and background color for the instructions.
Check the box for click to zoom on computers if required.
Note that it doesn't matter what method of zoom is selected when the widget is used on a site designed for touch devices.