I can't register an automatic withdrawal account.

常见问题与解答集中在一处

If none of the items below apply or the failure continues, please contact the customer center. 1. Only banks contracted with the open platform service operated by the Financial Supervisory Service can be registered. 2. Please check if the information of the account you are trying to register is correct. 3. The account information entered during the 1 won test must be the same as the information entered during ARS authentication."