This product, Klarna Checkout (v2) is deprecated.
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Docs
Klarna Checkout (v2)
Checkout Overview
Order Management Overview
Checkout
1. Prepare your site
2. Embed the checkout
3. Show confirmation
4. Confirm purchase
5. Test & go live
Legal & Privacy
External Payments & Use Cases
Extra features
Javascript API
Mobile Apps
Android-Hybrid (Mobile app)
Android-Native (Mobile app)
iOS-Hybrid (Mobile app)
iOS-Native (Mobile app)
Terms and Merchant Terms
Order Management
Update Order
Cancel Order
Activate Order
Handle refunds
Re-send invoice
Cookies
Prefill
Payment information
Country specific
Germany - Trusted Shops
Sweden - Swedbank
Plugins & Modules
Partner platforms
Test Credentials
Updating to the new brand
Visual elements
Logos
Payment Method Display
Test credentials
Environments
.NET SDK (Download)
.NET SDK (References)
ASP SDK (Download)
ASP SDK (References)
Java SDK (Download)
Java SDK (References)
PHP SDK (Download)
PHP SDK (References)
Python SDK (Download)
Python SDK (References)
Checkout API
Attachments
Order Management API
Error Codes
Changelog
SDK Reference
For a complete reference, please refer to the
.NET SDK reference
.