**Synology NAS and a Synology Account are required for this Application.** **DiskStation Manager 7.0 or above version with Synology Active Insight service enabled in Control Panel > Synology Account is required.** Synology Active Insight is a health monitoring solution that supports multiple Synology NAS system health and performance monitoring under one Synology Account. You may receive system events with detailed troubleshooting actions from Synology with your mobile device. You may view the current performance and storage summary of your Synology NAS.