Klarna supports different types of installment payments, and different countries have different methods.
pay in 3 (35EUR-1500EUR) : UK, IE, FR
pay in 4 (10 USD-1000 USD) : US
Pay later in 30: UK, SE, PL, NO, NL, FI, DK, DE, CH, BE, AT, US, ES
It is recommended to visit this website: https://www.klarna.com/international/
When you did not receive the invoice of Klarna, please contact Klarna Customer Service: https://www.klarna.com/international/customer-service/
About Klarna: https://www.klarna.com/us/what-is-klarna/
Klarna Policy: https://www.klarna.com/international/privacy-policy/