If you want the Compare addons please enable it in your Wp Dashboard > Learning Plugin > Addons Manager > Main Addons > Compare.
Below the video example
IMPORTANT : Click on the button to subscribe and follow the new theme videos
Once the addons enabled both within the single course page that directly from the preview of each course it will be possible to add a course in a compare section.
Only registered users can compare the courses for a maximum of 3 courses at a time.