4. Set CLEAR RAID mode (PM, factory default setup)
* Press the SET button for about 5 seconds then and release it till blue LED indicators starts flashing.(The two blue LEDs will flash at the same time, if not at the same time, it is unsuccessful)
* After above processes, the setup for CLEAR RAID is done.
[NOTE] Once you set the RAID mode successfully, you need to partition&format&mount the hdd/ssd, so that it can be recognized by your Raspberry Pi OS. please refer to [[How to View/Partition/Format/Mount HDD/SSD]]
===Some tutorials===