Guide
Update the cart
If your customer updates their shopping cart or if you make any changes to payment details, you have to update the payment session before creating an order.
Guide
Integrate On-site messaging
Learn how you can add On-site messaging. Get a glimpse of what each integration option offers and start implementing.
Guide
JavaScript SDK events
Learn about the events exposed by On-site messaging.
Guide
Prepare your integration in-store
Learn about the prerequisites to enable Klarna Payments in your physical store.
Guide
Prepare your integration web
Ready to offer a smoooth purchase experience to your customers? Here's what you need to know before integrating Klarna payments into your store's website or mobile app.
Guide
Extra merchant data payment
Learn about all the additional information about your customer you can send.
Guide
Multistep checkout
Learn how to offer the optimal purchase experience in a multistep checkout.
Guide
Standalone in-store solution
Start accepting Klarna payments in-store without the need for extra hardware.
Guide
Static QR best practices
Get the most out of your static QR integration.
Guide
Enable Klarna Payment via Vtex
This section covers the installation, configuration, and management of the Klarna Payments App in VTEX. It includes step-by-step instructions for setting up Klarna as a payment provider, handling orders, and moving to production.
Guide
Installing the cartridge on SiteGenesis Stores
This guide provides detailed instructions to install the cartridge on Salesforce Commerce Cloud (SFCC) SiteGenesis stores.
Guide
Purchase country, locale, and currency
When initiating a payment, you need to define a country, locale, and currency for the payment session. Learn which are the valid values for these parameters and how to map them.
Guide
What is Klarna payments?
Read this article for an introduction to Klarna payments, its place in the Klarna product family, and payment scenarios it supports.
Guide
Shipping fees
Transparency in costs, including shipping, is key to maintaining trust with your customers and ensuring compliance with Klarna's guidelines.
Guide
On-site messaging JavaScript library
The JavaScript library delivers the core functionality of On-site messaging.