QB Issue Resolution:
To disconnect an account:
1.From the Transactions > Banking, select the account you want to change, and then click the pencil icon in the blue box next to the bank name.
2.Select Edit Account Info
3.On the pop up box click the checkbox that says Disconnect this account on save, click Save.
4.After Save this will drop you back to the Downloaded Transactions page.
To delete an account:
1.Be sure you understand the consequences of completing deleting an account.
2.From the Gear Icon > Chart of Accounts, highlight the row of the account you want to delete by clicking it once, and then click the Delete button at the top right.
3.Confirm that you want to delete the account, and then confirm again.
4.Choose Transactions > Banking to return to the Downloaded Transactions page.
Resolution for Issue 'How to Remove a Bank Account from Quickbooks Online?' available: Yes (Solved).
Source: Intuit Community forum.
How to Remove a Bank Account from Quickbooks Online?: 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 Disconnect Bank Account
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Error Recovery for Disconnect Bank Account [Canada]
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