I appreciate you for joining us here in the thread, @kjbj.
As of now, the Show Existing link feature in QuickBooks Online (QBO) is unavailable. I'd suggest reaching out to our Product Development team about this. They'll consider your suggestion for future product update.
When prioritizing feature development, we pay close attention to our customers' ideas and suggestions. You can select Feedback by clicking the Gear symbol in the upper-right corner.
I've got you these handy articles to help you in the future:
The Community is open 24/7. If you have any additional questions, don't hesitate to get back to us. It'll be our pleasure to serve you again. Keep safe and stay hydrated!
