Show Page Navigation
Page navigation can be shown if the number of images is increased then then number of image to be shown on per page is exceeded.
wp-upg has used third party plugin for this (WP-PageNavi by Lester ‘GaMerZ’ Chan). You need to Install & Activate it in order to work.
The configuration applied at WP-PageNavi is applied same for WP-UPG.
This post/article is for WordPress User Photo Gallery Plugin (WP-UPG)