If you are facing issues in updating your login credentials in the QuickBooks online software and thus unable to connect to your financial institution, then it is advised that you directly get in touch with Quickbooks Online Support and have a word with the techies. It is suggested that you do not delay the process, otherwise, you won’t be able to manage the transactions and also do other necessary things. If you can resolve the issue on your own, then do try the troubleshooting method.