When users replaced a disk in a legacy volume to rebuild the volume, Storage & Snapshots would display the volume status as "Unmounted (Rebuilding)". Storage & Snapshots would not rebuild a RAID 1 group after users replaced a failed disk if the other disk was in the "warning" state. Users could not cancel or delete video transcoding tasks in File Station. Users could not create storage pools or volumes with the M.2 SSDs installed on the QM2 expansion card. Resource Monitor would not display swap memory usage for SSDs after a system restart. Users could not enable Advanced Network Driver after migrating disks from one NAS to another NAS. Network & Virtual Switch would highlight incorrect Ethernet ports on the device drawing after users installed network expansion cards on the TDS-16489U. Fixed SMB CVE-2021-44142 and some security issues. For the status of QTS updates and maintenance for your NAS model, visit All existing RAID groups and storage systems will not be affected. This enhancement will only be applied to new RAID groups. Nevertheless, users can combine multiple RAID groups into a large storage pool that contains more than 16 drives, using RAID 50, RAID 60, or RAID 10 as the RAID configuration. To ensure data security, system stability, and storage performance, the maximum number of drives for a single RAID group is now 16 (applicable to RAID 5, RAID 6, and subgroups of RAID 50 and RAID 60). To learn more about the circumstances, impacts, and solutions, see our Technical Advisory: Important: If you discover suspicious symptoms on your device, DO NOT run a file system check in Storage & Snapshots. We have fixed all identified issues in this release. Using SSD cache in earlier QTS 5.0.0 versions might cause data corruption issues.
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