Good day, thanks for your question. I am glad to be able to provide assistance to you today. If this app has a subscription tied-up to it, you can go to https://account.microsoft.com/services from a browser and cancel it and check if you will be able to request a refund from there as well. If the refund option is not available, you you may try to check and see if you will be able to request and be granted of a refund as "Some Products are not eligible for return or refund; unless otherwise provided by law or by a particular offer, all purchases of these types of Products are final and non-refundable. Products ineligible for return and refund include, but are not limited to, the following:"
> Digital apps, games, in-app content, in-app subscriptions, movies, TV shows, and associated content except Digital Game Products and Microsoft Subscription Services.
> Third-Party subscription services billed through Microsoft.
> gift cards and service/subscription cards (e.g., Skype, Xbox Live)
> products that have been personalized or customized
> special order products, if not part of a Store promotional offering.
> random access memory ("RAM") products.
> services that have been performed or consumed.
> clearance items or those marked with a designation such as "Final Sale" or "Non-Returnable".
Reference links:
https://support.microsoft.com/ko-kr/account-bil...
https://www.microsoft.com/en-us/store/b/terms-o...
> Open the link below on a browser and you can go through the refund process from there.
https://support.xbox.com/ko-kr/help/subscriptio...
Regards,
Paul R.