You'll want to use a private window to connect your account. This is to rule out any cache-related issues. But before we start, what specific error are you getting? Further, here are the keyboard shortcuts:
- Google Chrome: Ctrl + Shift + N
- Internet Explorer: Ctrl + Shift + P
- Mozilla Firefox: Ctrl + Shift + P
- Safari: Command + Option + P
If it works, you can clear your browser's cache to speed up the loading process of the QuickBooks Online (QBO) website.
To connect your bank account and review your bank feeds, please check out this article: How To Use Online Banking, Connect Bank Accounts, and Review Your Bank Feed in QuickBooks Online.
In case you have any other questions in the future, please click this link for more information: Banking And Bank Feeds.
Please let us know if there's anything else you need. I'll always be around to help.