Update customer information in Fortnox

Updated October 8, 2026

Decide whether the customer in Fortnox should be updated each time one of their orders is sent to Fortnox.

  • Yes – the customer's information in Fortnox is updated with the details from the order. You choose exactly which fields in the settings Fortnox Customer Fields to update, Fortnox Billing Address Fields to update and Fortnox Shipping Address Fields to update.

  • No – customers that already exist in Fortnox are left as they are.

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