How can I delete all my available receipts in my Concur profile at once?

I couldn’t find the option. I looked at:

  1. https://www.concursolutions.com/Expense/Client/default.asp:

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  1. https://www.concursolutions.com/Expense/Client/default.asp -> expense report -> click on one expense

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I couldn’t find any info on Google. https://sapconcur.psu.edu/faq/how-do-i-delete-attached-receipts only deals with receipts that are attached to a report.