You must have existing "Hot Pages" defined in order to see results.
When viewing Traffic Insights for specific Hot Pages of your site, you can analyze visitor behavior on individual pages to assess their engagement and popularity. Follow these steps to filter results by Hot Page.
Filtering by Hot Page
Select a Hot Page:
Click the "Filter by Hot Page" dropdown to see a list of all previously defined Hot Pages with user activity.
Select the page for which you would like to see results.