It is not possible for me to use the "pay in advance" or "partial payment" function It is not possible for me to use the "pay in advance" or "partial payment" function

It is not possible for me to use the "pay in advance" or "partial payment" function

This is an issue that arises on Klarna's platform. We can not contact them on your behalf. This is the customer's personal information, and we cannot send in complaints on behalf of the customer.

Therefore contact Klarna, and they will help you within 1-2 working days. Link to Klarna's customer service can be found here.