- When can I start integrating Klarna?
- How does the integration process work?
- How do I integrate Klarna?
- The integration is not working. What should I do?
- What is the username and password I need to add in my platform?
- Why am I sent back to the shopping cart when I try to complete the purchase in the checkout?
Klarna API credentials
- Where do I find and generate Klarna API credentials?
- What are the Klarna API credentials and how do I use them?
- I’ve lost my Klarna API credentials. What should I do?
- My API credentials don't work. What should I do?
- How do I fix the error message '401 Unauthorized' in the checkout?
- I believe my API credentials are being misused. What should I do?
Platforms & partners
- What platforms do you work with?
- How do I integrate my Shopify store with Klarna?
- How do I troubleshoot Shopify errors?
- How do I add the Klarna API credentials to my Shopify store?
- How do I integrate my WooCommerce store with Klarna?
- How do I integrate my BigCommerce store with Klarna?
- How do I add the Klarna API credentials to my BigCommerce store?