Iris here from the Social Care team at Shopify, thank you for reaching out to us.
In order to better understand your inquiry can you please answer a few questions for me?
Have you tried using a smaller image?
What's the current size of the image?
Are you on a paid plan?
What version of the debut theme are you currently using? To check the current version of your theme please navigate to online store > themes > customize > themes settings. The version in the image below is the lastest one.
Looking forward to hearing back from you.
|a minute ago|