From your Dashboard, click the "Installation Codes" link.
Log in to your Squarespace account and either create a new page or edit the page where you want to place the On-Demand player.
Select the “+” button to add a new element to your page.
Scroll down through the elements list and select the “Code” option.
Paste the embed code that was copied in Step 1 into the element input field.
Click “Save” in the top left to finish editing the page.
Open your live site to the edited page to view your On-Demand player in action.