QB Issue Resolution:

From the online banking window use the change password icon or edit the account in question, from the online settings tab select not enabled and repeat your original process for online banking setup.

Resolution for Issue 'Changed password for online banking at banks website. Cannot figure out how to change the log in password for Quickbooks when it goes to download and update.' available: Yes (Solved).
Source: Intuit Community forum.

Changed password for online banking at banks website. Cannot figure out how to change the log in password for Quickbooks when it goes to download and update.: this issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.

Support for Banking
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Error Recovery for Banking [Canada]
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