You are able to delete any shipments in Create Shipments > Advanced.
We'll Cover:
Deleting Synced Shipments
Step 1: Navigate to the Create Shipments > Advanced. Select the shipments you wish to delete.
Step 2: Click More > Delete Selected.
Step 3: Click the Delete button if you're sure that you would like to delete the shipments. Note that this action cannot be undone.
