Zeno Page Builder allows you to create theme sections to reuse in the BigCommerce theme editor. It becomes handy to edit existing theme pages: default home page, default product pages, cart pages, or any other pages on your store.

Step 0: In order to insert the sections into your theme. Make sure you have published them under Theme sections

Step 1: Go to BigCommerce Admin and open the Theme editor

Step 2: You will find all Zeno sections under Custom category.

Step 3: Drag and drop a section into the page.

That is how you can use Zeno theme sections in the BigCommerce theme editor.