Good morning, pamperedpooch.
Thank you for bringing your question forward here in the Community. I'd be glad to provide some info regarding the reconciliation reports in QuickBooks Online.
Just to make sure I'm on the same page, were you previously using the Desktop version of QuickBooks? If so, and then converted to Online, the reports are a bit different. Specifically speaking about reconciliation reports; those aren't exported during the conversion.
For additional details I recommend checking out the following linked articles:
Please don't hesitate to reach back out if you have any other questions or concerns. I'll be here to lend a hand.