Here's how YouPay handles YouPay carts when an item is out of stock.
YouPay integrates with your store to ensure that stock is ONLY committed to an order once payment is processed.
Before a user can pay for a YouPay cart, the stock quantities are checked.
If any product in the YouPay cart is out of stock, YouPay will display the notification below which will also prevent the user from proceeding to the checkout:
The Payer or the Merchant will then need to notify the Shopper to create a new cart with products that are in stock at your store.
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