Configuring Order Status Visibility

You can choose to hide order status messages that you do not want customers to view.
  1. Open PrestaShop Back Office, and select
    Customer Service > Order Messages
    from the Dashboard.
  2. Click the pencil icon beside the order status message you would like to hide.
  3. In the Order status pane, select
    hide this status in all customer orders
    .
  4. Click
    Save
    .