Let's manually update your bank account so you can keep track of your online transactions.
But first, may I know any name or information of your bank? Sharing a brief description of your situation can help me look for any related investigations.
Even so, you can manually update your bank account by clicking the Update button in the Banking page.
However, if you're still unable to update your bank transactions, you may want to consider updating your banking credentials. This way, QuickBooks will establish a connection to your financial institution to download your online transactions. To do so: