If you're using Stencil theme platform, Shipped assets are automatically installed to your checkout page. If you're using Blueprint theme platform, we install the assets for you. In order to do so, Shipped needs to be added as a User in your BigCommerce store.
Go to User.
Add Shipped as a User with email@example.com.
Using Custom User Role, select the following permissions.
Use Scripts Manager
Single-click App: Shipped
Click “Save” and Shipped will get an email confirming our access to your BigCommerce store.