Some theme settings won’t show until you’re viewing the page in the theme editor preview window to which they relate – product, collection, article and blog settings all fall into this category. Be sure to navigate to the page you want to edit, to see the options available in the left sidebar of the theme customizer!
Collection specific header images
For example, if your collection page URL is like this:
you need to upload an image with this name:
Don’t forget to enable this setting, which can be found by viewing any collection page in the theme customizer, and clicking ‘Collection page’ in the left sidebar:
Blog pages – featured products
If you add a link to a product, anywhere in a blog article, a visible product image and link block will be automatically added to your article page, at the end of the article.