Please try to login to your bank account on your bank’s website. If you face any problems there, kindly take up the issue with your bank. Once that is done, update your credentials in your Zoho Books account.
To update credentials, follow the below steps:
If you don’t face any problems in your bank account and the feeds are still not working, write to support[at]zohobooks[dot]com with a screenshot of the error page.
and GST filing.