Do you have any guides or walkthroughs for installing Metallic SharePoint backups?

Sure thing! The first video walks you through how to setup Metallic SharePoint Online data protection when you have access to a Global Administrator account for Office 365. This is the preferred method of setting up Metallic data protection with SharePoint Online. Setting up SharePoint Online backups with the Express Configuration https://vimeo.com/518652166

The second video walks you through how to setup Metallic SharePoint Online data protection when you do not have access to a Global Administrator account for Office 365. Setting up SharePoint Online backups with the Custom Configuration https://vimeo.com/518652686