Answered
When image is loaded isn't visualized
When a customer uploads a image, it uploads okay BUT it is not visible in the design area. Please check it
https://specialcase.be/newsite/product/google-pixel-2-soft-case-back-printed-transparent/
You can see that the image is added behind the phone. You need to check your settings. Maybe you marked the mobile layer as "stay on top". If you can't figure it out yourself, Please open a support ticket on our website, so we can have a closer look at your issue.