You can see what percentage of devices have all three folders (Desktop, Documents, and Pictures) syncing with OneDrive, which have only one or two folders, and which have not opted in to sync those folders at all, meaning if something were to happen to those devices, all the contents of those folders would be lost.

In the middle, you can see at a glance what percentage of the devices in your organization have known folders OneDrive is helping to protect. On the left, you can see how many devices have at least one sync error. When you open the OneDrive Sync health dashboard, you’ll see an executive summary of what’s going on with OneDrive Sync in your organization. Get an at-a-glance view of OneDrive Sync across your organization Having insights into what’s happening with OneDrive Sync across your organization can help you proactively reach out to educate people to resolve common issues and improve user experience to help increase OneDrive adoption.

This is even more the case now with so many people working from home and relying on cloud capabilities like OneDrive and SharePoint Online to help them be productive. OneDrive Sync is a lot like electricity or internet-people tend to take it for granted until they have a problem and they’re in the middle of an important project. These reports give you more visibility into who in your organization is running the OneDrive Sync client and any errors they might be experiencing. Today we’re excited to announce public preview of OneDrive Sync Admin Reports in Microsoft 365 Apps admin center. See the original author and article here.

Onedrive release note