I appreciate you for posting in the Community, Ariane.
To better understand your situation, could you please detail the specific error messages or issues you’re experiencing with the Hancock Whitney bank connection in QuickBooks Online (QBO)? Doing so will help us identify the problem and offer a precise solution.
Additionally, I recommend regularly reconciling your QBO accounts with your actual bank statements to ensure they align accurately.
Keep in touch if there's anything else you'd like to ask about bank connectivity issues in QBO. We'll always be glad to clarify and provide further help. Stay safe.