Step 1:

In our app, select Settings => Frontend Download option on the sidebar:



Then:

  1. Select option for Order or Draft order 
    (In this article, it is about Order. To access setup for Draft order, please go to this link: https://support.vify.io/support/solutions/articles/69000444637-add-download-draft-order-invoice-button-to-shopify-s-invoice-email)
  2. Edit everything as you wish
  3. Preview the buttons
  4. Scroll down and click Copy to copy the code



Step 2:

In your Shopify admin page, go to Settings -> Notifications -> Order confirmation:



Paste the code from Step 1 onto Email Body (HTML), normally right before </body> tag at the bottom:



Click Save to finish.


(Then you can make a test order on Shopify to see what it really looks like).