Purpose: If your Hard Disk Drive can't be recognized or the DVR/NVR suddenly becomes unable to record nor playback, You can try to format your HDD.
Before you start: Please make sure yours does include a pre-installed hard drive inside first.
|Go to Menu>HDD>General
and Init the HDD
|Go to Menu>Advanced>Storage
and Format Storage
|Go to System Setup>General Setup>HDD setup
and Format the HDD