To create a pop up, select the Manage Your Site tile.
Select “Manage Blocks”.

To configure a pop-up window, select “Pop-ups”.
Note: Create the page you would like to display as the pop-up first, then you can configure the pop-up window
Select the page you would like the pop-up to appear on.
Select the page you would like to display as a pop-up from the drop-down menu.
Here is an example of how a pop-up will display:
There are four pop-up settings:
Load Pop-up After (seconds): Select how many seconds you’d like visitors to be on the site before the pop-up appears.
Pop-up Size: Select your pop-up window size: small, medium, or large.
Background Opacity: Set the background opacity of your pop-up.
Display Pop-Up Only Once: Check the box to have the pop-up display once per user.
Once the pop-up is configured, you can make changes to your settings by selecting the “Configured” icon.