The following payment methods are available for testing both Payments and Checkout.

To test the direct debit payment flow from a customer's perspective, use an IBAN-format number. For example, the following sample IBAN number will work for a test store in Germany: DE1152 0513 7351 2071 0131. 

To test the card payment flow from a customer's perspective, use the following card details in the loaded Klarna widget:

• Credit card number: 4111 1111 1111 1111
• CVC: 123
• Expiration date: 12/28 or any other future date in MM/YY format
• Card number to trigger a 3-D Secure flow: 4687388888888881

To test the card payment flow from a customer's perspective, use the following card details in the loaded Klarna widget:

• Credit card number: 4012 8888 8888 1881
• CVC: 123
• Expiration date: 12/28 or any other future date in MM/YY format

To test a direct bank transfer payment flow from a customer's perspective, look for Demo Bank in the loaded Klarna widget.