If I photograph and upload my receipts do I need to keep the physical paper receipt?

Yes. you should hold onto physical paper receipts, carrieannbooth.

Receipts are proof of your business expenses. In case you're audited or asked to show documentation, you can always submit the physical paper receipts anytime. However, if some are less important you can eventually discard them.

You can go through this article to know more about how this feature works in QuickBooks: Record or attach expense receipts in QuickBooks Self-Employed. On the same link, you can find a link on how to review and categorize the transactions.

I want to make sure you're all set so please get back to me if there's anything else you need. I'll stick around to help you out.