HighPoint RS6661A-NVMe User Manual page 14

To delete an existing RAID disk:
Under Logical Device Information, click the Maintenance link located to
the right of the Status column. Click the Delete button from the pop-up
Array Information Window:
Warning:
Deleting the RAID disk will destroy all data on the existing RAID array.
Please make sure to back up important data before proceeding.
Rename a RAID disk:
The NVMe Manager will automatically name a RAID disk as
RAID_NVME. It will display the disk name under the system device list.
You may rename the RAID disk at any time, by clicking Maintenance and
accessing the Array Information window.
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