Recent posts slider displays your blog's recent posts using slider.
Now go to Settings and then Recent Posts Slider to configure any options as desired.
In order to display the recent posts slider, you have three options
<?php if (function_exists('rps_show')) echo rps_show(); ?>in your theme or use rps_show( $category_ids, $total_posts, $post_include_ids, $post_exclude_ids ) to have different slider on differet pages;
Check admin setting details here