Hi Jin. I'm Greg, an installation specialist, 10 year Windows MVP, and Volunteer Moderator. If you will work with me I will be here to help until the issue is resolved.
To get a purchase receipt from the Microsoft Store app go here and choose Order Details: https://account.microsoft.com/billing/orders/
Then choose the Print button.
This is the closest they give to a receipt. You can also print the details from your Credit Card Statement which is also recognized as a receipt:.