To create popup on course page follow the steps :

1. Create a popup form wp-admin -> popup 
2 .Add this shortcode   

[course_button id=" Course id "]

 3. Save popup.
 4. Add this code in your wp-content/plugins/Wplms-customizer/wplms-cutomizer.php

 

if (!function_exists('vibe_course_button')) {
	function vibe_course_button( $atts, $content = null ) {
            extract(shortcode_atts(array(
		'id'   => ''
                ), $atts));
    	
    	if(!is_numeric($id))
    		return;

        ob_start();
        the_course_button($id);
        $html = ob_get_clean();
        return $html;
	}
	add_shortcode('course_button', 'vibe_course_button');
}

  
5. Include this shortcode in your course content.

 

[popup id="Newly created popup ID" auto="1" classes="default"][/popup]



6.Add this js script in your Wp-admin -> Wplms -> Footer -> Google Analytics Code 

 

<script>
jQuery(document).ready(function($){
    $('.course_lesson').on('click',function(){
        $('.ajax-popup-link').trigger('click');
    });
});
</script>

 


Note: You can use as many selectors on the course page.
For example to select the course heading you can use this snippet :
<script>

jQuery(document).ready(function($){

    $('.course_lesson,#item-header h3').on('click',function(){

        $('.ajax-popup-link').trigger('click');

    });

});

</script>

Your popup will appear like this: