You can add PDF & Print buttons to posts, pages, search results, and archives.
In Free version, you can display PDF & Print buttons in the post types/custom post types. In order to do that, please make sure that you have the checkboxes of the necessary post type in "Add Button to" PDF and Print options enabled. Then save changes.
If you need to add PDF & Print buttons to different posts/pages of your website, first unmark the checkbox of the necessary post type in "Add Button to" PDF and Print options. Then open the necessary post type in the Edit mode, put the cursor into the appropriate place in your content and click "Add BWS Shortcode" button. Choose the necessary button and click "Insert". Publish/update your post/page.
In Pro version, it is also possible to automatically display PDF & Print buttons only in the necessary post types/custom post types. For that, go to the plugin settings page, then switch to "Display" tab and check the appropriate checkboxes near the necessary post types. Don't forget to save changes.