Any shipments left in the Working Shipments section of InventoryLab will continue to have products from other batches added until the following steps are taken.
Once you have completed your shipment completely in Seller Central and printed your shipping labels, you will want to mark it as shipped in Seller Central.
- Log-in to Seller Central
- Navigate to Inventory>Manage FBA Shipments
- Click on the shipment name
- Under Prepare Shipment look for the Mark as Shipped button
- Click Mark as Shipped
- Return to the InventoryLab List & Prep page and click Sync Shipments