Step 1:
From your Shopify admin, go to Online Store > Themes,
Find the theme that you want to edit, and then click Customize.
Step 2:
Select a template (such as Default product template) and click Add block
then click tab Apps & select an app location like the screen record below:
https://cdn.shopify.com/videos/c/o/v/4332e6bced5a4463a752e94c610e2b0b.mov
Step 3:
Drag to move the new location block to the place that you want then click Save at the top right corner.
If you cannot get it to work, please contact us:
https://treedify.freshdesk.com/support/tickets/new