Hi,
Please note that here in the Microsoft Q&A forum, we are fellow users and do not have account access.
Log in to your Microsoft account and check the subscription there.
https://account.microsoft.com/services
If you can find it, check if you are eligible for a refund and follow the steps in this article if you want to cancel: https://support.microsoft.com/office/cancel-a-microsoft-365-subscription-46e2634c-c64b-4c65-94b9-2cc9c960e91b
If it does not work or you need further assistance, for your security and privacy, I recommend contacting Microsoft Billing Support directly, as this request involves personal or sensitive information that should not be shared in a public forum.
Click this link: https://support.microsoft.com/contactus/
Sign in to your Microsoft account.
Select Microsoft 365 > Click 'Get home support'.
Type "Chat with an agent" from the text field and press Enter.
Click "Contact support" at the bottom.
Select the product you need help with.
Follow the prompts to connect with a live agent.
Customer service phone numbers: https://support.microsoft.com/topic/customer-service-phone-numbers-c0389ade-5640-e588-8b0e-28de8afeb3f2