Hi, ganessen. That prompt occurs when our Live Support team's queue reaches maximum capacity during high-volume periods.
Our team is online, and as soon as a spot opens up, the system will refresh to allow you to request a callback or start a chat. You can also check their official support hours here.
On the other hand, did you encounter any prompts or error messages when trying to download your .QBO file into QBO?
In the meantime, you can check out this article for details on common fixes for different types of errors encountered when uploading bank transactions: Fix bank upload errors in QuickBooks Online.
Please feel free to return to this thread if you meant something else or to provide additional details about your concern.