[uo_login] Adds a login form to any page.
[uo_login_ui] Replaces the default wp-login.php login page.
[uo_login_link]
[uo_logout]
[uo_loginout]
[uo_register]		 Displays either a link to log in, a link to log out, a link that displays “Log In” or “Log Out” depending on the user’s logged in status, or a link to the register page. Also enables adding login or logout links to menus.
[uo_breadcrumbs] Displays a breadcrumb trail with proper Course > Lesson > Topic hierarchy.
Displays a button that takes the user back to their most recently visited course, lesson, topic or quiz page.
To be used on course pages, this displays a button that takes the user back to their most recent lesson, topic or quiz in a particular course.
Displays a list of certificates the user has earned.
[uo_show] Show or hide content based on whether a user is logged in or out.
Available in Pro Version
[uo_expiration_in] Displays the number of days until a course expires for that user.
[uo_courses] Displays courses in an enhanced grid view. This is similar to the official Course Grid add-on from LearnDash, but with different features.
[uo_lessons_topics_grid] Displays lessons/topics in a grid view (instead of list view).
[uo_dashboard] Displays an enhanced version of the shortcode.
[uo_group_status]
[uo_group_organization]		 Enable users to register themselves directly into LearnDash groups, and to switch groups from the front end. Requires setup.
[uo_group_logo]
[uo_group_list]		 Show group logo(s) and group name(s) for the user currently logged in.
[uo_group_login_redirect_url]
[uo_group_login_redirect_link]		 Added in version 3.0.1
Log in to view information Displays a printable LearnDash transcript for the current user.

Tracks time users spend in courses. Display total time spent or time until course completion. Enables blocking access to quizzes until minimum time spent in course.