Welcome to the Community, peeterv.
When importing transactions from your bank, our system accepts two CSV template formats. It only contains the Date, Description, Amount, Credit, and Debit column.
Here’s an article with detailed instructions on how to import data from your bank. It provides an overview of the supported formats and how to upload them successfully into QuickBooks:
Import bank transactions using Excel CSV files.
If you're referring to the account options during the process, please select the bank created in QuickBooks. You can choose the Add new option if the name of the financial institution isn't available yet from your Chart of Accounts (see sample screenshot below).
If there’s anything else I can help you find in QBO, post a comment below. I’m here ready to assist further. Have a good one.