Miscellaneous topics that do not fit into specific categories.
Do you see both in your account? You can cancel one from your acount then.
Please go to https://account.live.com
Sign into your Microsoft account. Then go to Services. Click on Manage for the subscription plan you want to cancel.
If you need to discuss refund,
To get help, open the "Get Help" app on your computer (just search for it in the Start menu). or go to https://support.microsoft.com/contactus, Type "Billing" and press Enter. On the next screen, click "Contact support" at the bottom of the page, then choose "Microsoft 365" > "Manage my subscription". You’ll then see the option to chat with a Microsoft support agent who has access to your account to help review the issue.