carrier accounts
Shopify Packages, Shipping Labels And Carrier Accounts Explained
Packages, shipping labels and carrier accounts stay in Settings, Shipping and delivery. Add the boxes you really use ...
Delivery customizations let you hide, rename, and reorder the delivery options customers see at checkout, but you need a compatible app to create them. Custom order fulfillment is simpler. It emails your order details to one fulfillment center address whenever you mark an item fulfilled.
A delivery customization changes how your shipping choices appear. With one, you can:
They do not create rates. They change how the options you already have are shown.
You need an app that provides delivery customizations. Shopify Functions power them, and Shopify's free app, Shopify Checkout Blocks, is one choice. Checkout Blocks offers the hide, rename, and reorder feature only to Shopify Plus merchants. If you are not on Plus, you need a separate third-party app built on Shopify Functions.
A store can run up to 25 active delivery customizations at once, counted across every app that provides them.
NOTE: Only Shopify Plus can create customizations in Checkout.

Free apps are not always the best. Use the app, but check regularly that it works as expected. There is no set-and-forget. After any change to your shipping options, place a test order and confirm the customization still behaves.
Shopify Scripts was fully retired on June 30, 2026. If your old checkout logic ran through Scripts, it stopped working and must be rebuilt in Shopify Functions. This is the same technology that now powers delivery customizations.
Custom order fulfillment sends order details by email to a fulfillment center you choose. It suits stores that use a warehouse or supplier without a connected app.
When you mark an item or an order as fulfilled in your admin, the fulfillment service receives an email with all the order information.

You can add only one fulfillment center here. If you work with several vendors, you need an app instead.
Install a delivery customization app, create a hide customization with a condition, and turn it on. Then place a test order.
Yes, with a compatible third-party app built on Shopify Functions. Checkout Blocks offers that feature only to Plus merchants.
Up to 25 active customizations at one time, across all apps.
It emails the order details to one fulfillment center address each time you mark an item or order as fulfilled.
Not with this setting. Use an app if you work with several vendors.