Hello there, @U2500.
Since you still encounter errors when reconnecting your Fidelity account, I'd recommend contacting our Customer Support Team. They will be able to thoroughly investigate the issue and find a solution to resolve it.
You may follow the steps shared by my colleague above or click this link: QuickBooks Online Support.
Also, I'll be sharing these resources that will guide you in fixing errors and how to download bank transactions automatically:
Drop a comment below if you have other concerns with bank connection or any questions with QuickBooks. I'm always here to help. Take care.
