Pausing on the Current Image:
Hovering the mouse above the image will cause the slideshow to pause for as long as the mouse remains over the picture. Right-clicking the image will cause the slideshow to continue, but all actions chosen from the right-click menu will be performed on the image you originally selected.
Saving an Image:
Right click on the image of your choice and select
Save Picture As,
or Print Picture to peform any of these actions on the image.