Dear user, Storage pool 1 (SHR) on store241-1 has degraded (total number of drives: 11; number of active drives: 10). Information of the drives in abnormal status is shown below: Drive 6 Model: WD4000FYYZ-01UL1B1 Serial number: WD-WCC131309411 Several reasons may result in storage pool degradation. Please go to Storage Manager > Storage Pool to understand the cause of degradation, or refer to this article <https://www.synology.com/knowledgebase/DSM/help/DSM/StorageManager/storage_pool_repair?version=6> to learn how to repair the storage pool. From store241-1