Compare Properties Setup
First, You need to add Compare Properties page.
Go to Dashboard → Pages → Add New and provide page title.
Select the Compare Properties template from page attributes.
Classic Banner and Spacing Settings
Modern Banner and Spacing Settings
Publish the page once you are ready.
Now you need to navigate to Dashboard → Real Homes → Customize Settings → Floating Features and look for Compare Properties panel.
Select the Compare Properties page that you created in the Select Compare Page option. You can Enable/Disable Properties Compare functionality for Properties List Templates and configure other related settings here.