Active Backup for Microsoft 365 Centralize backups of your Microsoft 365 accounts to your NAS to ensure continuous access if unforeseen events occur. Request a demo Watch Video Active Backup for Microsoft 365 A comprehensive backup solution Protect all your critical data on OneDrive for Business, SharePoint Online, Exchange Online, and Teams, no matter whether you have the Business, Enterprise, or Education plan. OneDrive for Business Secure data and its metadata, such as last modified time and sharing permissions. SharePoint Online Run continuous local backups to secure site collections, documents, libraries, and lists, and restore them easily. Exchange Online Protect mailboxes along with folders and attachments. You can also back up contacts, as well as individual or group calendars. Microsoft Teams Back up uploaded files, wikis, and OneNote notebooks. Unlimited backups, license-free Active Backup for Microsoft 365 is a free add-on for Synology NAS servers. Back up unlimited accounts, so long as your storage allows it. Your data, your choice Minimize the risk of data loss with flexible features that allow you to protect your data while managing it. Scheduled backups Perform backups when convenient, ensuring data protection without disrupting business operations. Flexible file versioning Keep as many file versions as required and restore them when needed. Efficient storage Save space and bandwidth with single instancing and block-level deduplication so that identical items are only copied once. Advanced recovery options Go beyond public cloud's native recovery capabilities and default retention period. Granular recovery Restore mailboxes, email folders, emails, SharePoint sites, document libraries, or lists, while retaining original access permissions when restoring OneDrive files and folders and SharePoint document libraries. Searching and previewing Use keywords and other fields to filter backup data. Preview items including email attachments before recovering them. Item exporting Use the intuitive, self-serve client portal to export your emails, contacts, and calendars as EML, PST, CSV, and ISC files, channel posts from Microsoft Teams to HTML files, and OneDrive data or email attachments to Office documents. Self-service portal Connect your NAS to Microsoft Azure AD to enable the self-service recovery portal that allows users to restore files themselves. Learn more FAQs Which Microsoft 365 services are supported? Microsoft 365, Microsoft 365 Germany, and Microsoft 365 operated by 21Vianet are supported. Which Microsoft 365 plans are supported? Business, Enterprise, Education, and Exchange Online are supported. Are there any NAS limitations or requirements? A NAS running DSM 6.1-15217 or above. Deduplication is only supported on x64 NAS using the Btrfs file system. For compatible models click here. What Microsoft Teams data can Active Backup for Microsoft 365 protect? Active Backup for Microsoft 365 protects Microsoft Teams data stored in OneDrive for Business and SharePoint Online. Are there any license requirements or maximum account limits? No licenses are required for Active Backup for Microsoft 365. There are several backup servers available to back up Microsoft 365 accounts. To find a server that meets your backup needs, click here. Can I copy backed up data to another Synology NAS? Yes, you can make a copy using Snapshot Replication and restore it when needed. With this method, you can easily implement the 3-2-1 backup strategy. Is there a best practices guide for backing up large Microsoft 365 deployments? To achieve optimal backup performance, refer to our deployment recommendations guide. Looking for a secure cloud service to protect Microsoft 365 data? Back up Microsoft 365 data directly to the cloud with C2 Backup for Business. Start a free 30-day trial See how it works Learn how to easily back up and restore data on Microsoft 365 and Google Workspace. Learn more Contact us Let us help you find the best Synology NAS for your environment. Contact Us