How to use the category post option.
Important, there is 1 step to make this work.

(1.) Create a post or page and add  id="category:7" to your slideshow short code.
shortcode sample : 
[slideshow id="category:7" show_class="category" width="450" height="250" thumbnails="false" linked="parent" ]
	(1.a)The id where 7 is the category id number
	(1.b)The show-class (optional)
	(1.c)size (optional)
	(1.d)linked (optional)

(2.) Add shortcode option class="sscategory".(optional) 

(3.) Captions will be the Image description.

(4.) Multiple shows on one page will continue to work as expected.