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Guide
Integrate one-step Express checkout
Learn how to integrate the one-step Express checkout for a fast and simple shopping journey.
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Live
Guide
Testing and integration checklist for Sign in with Klarna
Before you go live with Sign in with Klarna solution, follow this checklist to make sure your integration is tested and ready to be enabled in production.
Conversion boosters
Testing tools
Guide
Before you start with Sign in with Klarna
Set up Sign in with Klarna by choosing your preferred integration method, configuring business details in the Merchant Portal, and thoroughly testing before going live.
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Live
Guide
Subscriptions and on-demand
How to combine login and tokenized payments
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Tokenization
Live
Guide
Customize placements through Merchant portal
If you're not familiar with CSS or don't have access to your website's source code, use Klarna's Merchant portal to customize placements to better suit your website's design.
Live
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Guide
App Block placements
Display Klarna On-Site Messaging on your Shopify store by installing the app and customizing dynamic or static placements across key pages for a tailored shopping experience.
Shopify
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Guide
Extended Access features in the Klarna On-site messaging Shopify app
This article explains how you can grant additional access to the Klarna On-site messaging Shopify app in order to benefit from some features not available in the app by default.
Shopify
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Guide
Sign in with Klarna x Tokenized Payments
In this guide you will learn how to integrate Tokenized Payments in Sign in with Klarna into your Android app.
Mobile
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Android
Guide
Sign in with Klarna - React Native
Add Sign in with Klarna to your React Native app by integrating the Klarna In-App SDK, configuring native dependencies, and securely managing the sign-in flow and user data scopes.
Mobile
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Guide
Other operations
Implement proper token exchange, refresh, and validation using JWKS to support seamless and authenticated integrations.
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Guide
JavaScript SDK events
Learn about the events exposed by On-site messaging.
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Live
SDK
Guide
Integrate multistep Express checkout
Learn how to integrate the multistep Express checkout to support more robust checkout options.
Conversion boosters
Guide
Web SDK integration for Sign in with Klarna
Integrate Sign in with Klarna to offer a fast, simple and smoooth login to your customers.
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SDK
Guide
On-site messaging Placements
Here you can find technical details about the placements of the messaging assets.
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Live
Guide
Express Checkout in Salesforce Commerce Cloud
Klarna Express checkout (KEC) is a new feature introduced in Storefront that displays an Express Checkout Button on the Product Detail Page (PDP), Cart, and Mini Cart. Users are redirected to Klarna upon clicking the Express Checkout button.
Salesforce Commerce Cloud
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