Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
Hello Fiona Wong,
Welcome to the Microsoft Q&A forum.
Thank you for sharing the details with us. Based on the information you provided, it appears that the purchase was made for an incorrect Microsoft 365 product invoice. To begin resolving this issue, please first contact your bank to check whether the payment can be cancelled or reversed. If the cancellation is successful, you can then raise a support ticket with the Microsoft Support Billing team. They will be able to review the situation and assist you further regarding a refund if it is eligible.
To create a support request to Microsoft Support, please:
- Go to the admin center at https://admin.cloud.microsoft.
If you are not the admin, please help us to contact directly to your IT Admin.
- On the bottom right side of the page, select Help & support. Welcome to the Microsoft Q&A forum.
- Please follow the structure below and select "Contact Support". Then, choose contact method: "Phone" or "Email"
- Enter a description of your issue, confirm your contact number and email address, select your preferred contact method, and then select Contact me. The expected wait time is indicated in the Contact support pane.
Please feel free to let me know if you have any further concern