In that case, all the alert of BackOrder in the app’s Settings should be removed, which include:
- Backorder description: remove the text of the Backorder description.
- Shipping description: remove the text of the Shipping description on both global and product-level.
- Backorder label on product’s image: See how to disable Backorder label here.
- Add to cart button: make sure your button says Add to Cart instead of Backorder.
- Mixed cart alert: remove the text of Mixed cart alert.
- Cart page message: remove the text of Cart page message