Create custom product field
1 Install the Extra Product Fields and go to the extension settings page (click on the pencil button)
2Click on the Add Field button
3In create/edit page, you can set a name and default content for your extra product field either for all products or only for a selected number of categories.
4If you want to set a unique content for individual products, go to the product edit page and fill in the custom field.
Position the custom field on the product page
1In your Control Panel navigate to Page Builder > Content.
3From the scopes dropdown, choose All products.
4Select the System blocks tab.
5Drag your Extra field block into the page layout. You can nest blocks into tabs / accordions.