If your theme does not support app blocks, you will need to add the order form fields code directly to your theme files.
Usually, this involves adding the code to the /snippets/product-form.liquid file in your theme:
- From your Shopify admin, go toOnline Store > Themes.
- Find the theme that you want to edit, and then clickActions > Edit code.
- Under theTemplates header, click into the product-template.liquid file.
- Locate where you would like the Custom fields to appear.
- Paste the following code block:
- ClickSave.
If you are not comfortable editing your theme code, feel free to reach out to our customer support team. We are happy to help you get set up.
Originally from our Help Center