Managing advanced settings in Simple Bundles 2.0

This guide explains where to find advanced options that let you control how bundles behave across order fulfillment, inventory management, version migration, and other advanced configurations.

To access these settings, go to Simple Bundles app → Settings → Advanced settings → Manage Advanced settings.

Managing advanced settings

Sync bundle weight

Use this manual sync to update the bundle’s weight based on the total weight of its items. This is required for weight-based shipping rates. Infinite Options bundles are excluded and must be updated manually in Shopify.

Cart transform bundle line item properties in orders

When enabled (default), these line item properties appear in orders and may be needed for packing slips, order confirmation emails, or third-party fulfillment and workflow apps. Customers will also see this information in their order summary. Turn this off if you want to hide these details.

Shopify order tags

This setting lets you manage how Shopify tags are automatically added to orders that contain bundles.

Enabling bundle details in Shopify order metafields

This setting allows you to automatically add bundle information to order metafields for use with third-party apps and custom workflows. This feature is available only on the Advanced and Plus plans.

Cart transform and order editing fallbacks

This setting lets you control how bundle orders are processed and fulfilled in cases where the cart transform function does not run.

For merchants who installed Simple Bundles on or after June 19, 2026, enabling the order editing fallback (which can create associated orders) requires customer data access. This permission is not granted by default for new installations.

When you enable this setting and click Save, Shopify will prompt you to approve customer data access. This is required because associated orders include customer shipping details for proper fulfillment.

Merchants who installed before June 19, 2026 already have this permission. No action needed. Read more

Cart Transform: Bundle expansion at checkout

You can now manage the Cart Transform function, which determines how your bundle products are processed at checkout.

When enabled, the bundle will break down into its individual component SKUs directly at checkout. This ensures that inventory, pricing, order processing, and fulfillment are accurately handled for each item within the bundle.

When disabled, the bundle will not be expanded at checkout. Instead, your selected fallback method (such as order editing) will be used to break down the bundle after the order is created.

Choose the option that best aligns with your store’s operational and reporting needs.

Cart transform and order editing fallback settings

Cart Validation: Require bundle option selections at checkout

Show an error message until customers choose the required options for Infinite Options bundles.

Turn this on to show an error message at checkout until customers choose bundle options in Online Store or Shop.

You can customize the messages shown to customers:

  • Missing selection message: Shown when a customer hasn’t selected bundle options yet.
  • Invalid selection message: Shown when previously selected options are no longer valid, e.g. if product options changed.
Cart validation rule under Settings>Advanced settings>Cart transform and order editing fallbacks

Propagating custom line item attributes to bundle components

More information about this feature can be found in this guide: Cart Transform bundle line item properties in orders

Propagated line item properties

Order processing when the cart transform function doesn’t run

You can choose how bundle orders should be handled in Shopify if the cart transform fails to run, causing the bundle items to remain unbroken at checkout.

Cart transform and order editing fallback settings

There are now two fallback methods available for bundle orders:

    • Enable order editing as a fallback

      This option adds the bundle items to the order after checkout using Shopify's order editing API. If the order can be edited, the bundle contents are added directly to the original order. If the order can’t be edited, Simple Bundles creates a new associated order with the bundle contents instead.

    • Enable single sku inventory sync fallback

      This does not add the bundle contents to the order. Instead, it simply updates inventory for the bundle’s components when the bundle is purchased.

Order fulfillment when the cart transform function doesn’t run

You can now control how bundle orders are fulfilled in Shopify and with third-party integrations when bundle contents cannot be split at checkout.

Order fulfillment when the cart transform function doesn't run
    • Enable automatic fulfillment of bundle SKU - This setting ensures the bundle product itself (the parent SKU) is auto-fulfilled when the order is placed. It does not impact the fulfillment of the individual components inside the bundle.
    • Enable automatic fulfillment of bundle contents - This controls fulfillment for the individual items (components) within the bundle.
    • Request fulfillment for all order items- If enabled, this setting sends a fulfillment request for all items in the order, once bundle contents are added. This is useful when using custom fulfillment services or third-party logistics.

Need a hand?

If you’re still running into trouble or unsure which fallback or fulfillment settings are best for your setup, we’re here to help.

Contact our support team (hello@simplebundles.io) and feel free to include a screenshot or any bundle example. We’ll be happy to take a closer look with you! ✨

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