- Simply click Turn off recurring billing in My Account.
- To cancel.
- Tny time during the free trial.
How to cancel your Microsoft 365 subscription | Microsoft
After your subscription has ended, you will be able to access the Microsoft 365 portal, Office applications, and services such as email and SharePoint Online for another 30 days. After that 90-day period, your subscription will be de-provisioned, and you will no longer have access to services or Office applications.
You may test out Microsoft 365 Business Standard, Microsoft 365 Business Premium, and Microsoft 365 Apps for business for 30 days by signing up for a free trial subscription. When you sign up for a free trial, you must use a credit card.
Contact 1-844-386-8965 to speak with a representative. nExplain your situation and request a refund for Office 365 to the representative.