Re: HTTP Error 400. The size of the request headers is too long.
Good morning @eDen. Welcome to the MIX! I'm sorry you're having trouble accessing online banking. Here are some general troubleshooting tips that usually help resolve the issue. If they aren't successful, we'll need to speak with you further. Please try the following;
*Clear browser cookies and cache. *Close completely out of your current browser session and starting fresh with a new browser session.
If you're still unable to access the site after completing these steps, I would recommend using the Mobile App or contacting us directly for online support. You can reach us at 800-233-2328. Thanks, JohnS