Thanks for joining this thread, @jamesbrown.
At the moment, linking a single receipt to multiple downloaded transactions is not available.
For now, you can only link one receipt to one expense/bill. I understand the need to have this option. I'll do my best to keep up with your request and personally ensure our Development Team gets your feature request ideas.
You can also submit a feedback by going to the gear icon and selecting Feedback.
For future reference, I'm adding these links to guide you on managing your transactions in QuickBooks Online:
Get back here if you have other questions about managing your bank transactions. I'm always here to help.
