M365Backup Microsoft 365 (Office 365) Backup Automate and securely back up Microsoft 365 (formerly Office 365) emails, attachments, contacts, tasks, calendars and files, including Exchange Online, SharePoint, OneDrive, Groups and Teams. We are offering a 30 day trial for one user, if you want to test it out. M365Backup starts at $3.34 per month with unlimited storage and unlimited retention. Learn more about M365Backup List of Microsoft 365 Backup services You do not have any active Email Backup services.