# Activate Discount box at cart page
With Sami Wholesale, you can let customers apply an additional discount code when proceeding to checkout. Please enable the **Box Discount** feature in the app to display the discount box on your theme’s cart page.
1. Open the app > click **Add-on Features** section in the Navigation bar > **Wholesale cart > Turn it on** and click **Setup Wholesale cart** to open the settings inside it.
2. Change the cart template to Cart page. Please note that the "Cart page" refers to your theme’s cart page. The app itself only provides a cart drawer, but it also supports displaying the discount box on your theme’s cart page:
3. **Enable Box discount** to allow customers add extra discounts when proceeding to checkout:
Style the discount box field if needed.
4. After finishing, click **Save**.
Now your theme cart will have a discount box field as well:
