• How Klarna works
• Klarna payment method overview
• Activating Klarna
• Switch from Klarna direct to Klarna via Paytrail
• What to do if your Klarna Partner Portal activation link has expired
• Where to manage Klarna payments with Paytrail
• Using the Klarna Partner Portal with Paytrail
• How to switch between Klarna accounts
• How to find your Klarna account ID
• What changes in the Klarna Partner Portal when using Paytrail
• How to update Klarna Partner Portal email addresses
• Klarna conversion features
• Klarna Evidence Submission Requirements
• How Klarna disputes are handled
• Why customers receive payment confirmations from both Klarna and Paytrail