Microsoft offers a large range of powerful Office 365 services, but backing up your Office 365 data isn’t one of them.
Veeam Backup for Microsoft 365, lets you secure your Office 365 data in your local environment or in a cloud environment:
Veeam Backup for Microsoft Office 365 is available in 1 to 5-year annual subscriptions. The longer the annual subscription, the larger the discount. Licenses are sold per user (minimum purchase of ten licenses required) and include Production 24x7 Support. All licenses include support for Exchange Online, on-premises Exchange, SharePoint Online, on-premises SharePoint and OneDrive for Business.