Amazon MCF and Buy with Prime

Worked as intended. I was enrolled in a pilot to test additional features and the onboarding and communication was great and responsive.

At first, we struggled to get the app working and installed and uninstalled it a few times. But once we followed the basic setup instructions properly, it worked flawlessly. Previously, we were manually entering order details to fulfil orders through Amazon MCF. Now, every time we get an order in the UK or the US, we just click a button in Shopify. It has completely changed our workflow and allow…

Isn't working anymore.

The app is currently unusable. It is stuck indefinitely on "Loading catalog data in progress." After inspecting the console, I found a major authentication flaw in your API connection: {"message":"1 validation error detected: Value null at 'shopifySessionToken' failed to satisfy constraint: Member must not be null"}. How is it possible that the session token is null when the connection is through…

Why is shipping speed mapping not available?

I was excited about this app as it promised to simplify my fulfilment process. I’ve used MCF before and expected this to remove the need for manually entering customer details. Instead, orders are sent to Amazon but remain stuck in “processing” and never get fulfilled, an issue others have also raised. Seller Support has been extremely poor — a 45-minute investigation resulted in generic responses…

i believe it's just for US market, not Canada.

I was really excited to use the MCF Fast Badge for my Shopify store, but at first it wouldn’t appear on my live product page—even though it showed correctly in preview. I tried everything: matching SKUs, checking inventory, adjusting permissions, reinstalling, and even having Shopify reindex the page. Nothing worked initially. However, Amazon has since fixed the issue, and the Fast Badge now disp…