Count items - There you can select the count of items, which you want will display on the page.
Image original size - There you can select the size of the images.
Select Categories - There you can select the categories, which will display on the page.
Order by - Select how to sort retrieved posts.
Sort order - Select ascending or descending order.
Enable autoplay - This option allows Turn ON or Turn OFF autoplay for slider items.
Speed (milliseconds) - There you can select the time Of the Speed Animation(milliseconds), how your slides will move.
Linked to detail page - There you can enable the link to the detail page.
Open link in a new tab? - There you can enable the option, which will open the portfolio element in the new tab.