I'd be glad to help you upload receipts in QuickBooks Online, @michael-size-weg.
You can enter, attach, and track expense receipts and bills you capture with your phone or email to QuickBooks. It also supports PDFs and jpeg, jpg, gif, or png image formats.
If you're using a mobile device to add receipts and bills, here's how:
For future reference, consider checking out this article: Email receipts and bills to QuickBooks Online.
Please click the Reply button if you need further assistance in uploading receipts in QBO. I'll be around to help you. Keep safe and stay healthy.