After activating the KnowledgeBase HelpDesk plugin, create a new page or post. In the body section write the appropriate shortcode you want to use for either KNowledge Base or Glossary.
Save the page/post and check the page in front end.

You need to use shortcodes to display KnowledgeBase article search page or glossary page. Copy the below shortcodes as per your requirement and put in your post or page.