Raid 5 setup help

i have 2x 6tb and a 3tb drive and i want to setup a raid 5. But the change raid slider box shows only 5992gb at the maximum end with the remaining space being 6002gb. How do i get all the gb into the raid 5?

Hi Laverticus,

Raid 5 configuration needs 3 or more drives of same type and capacity. You can refer below links for further details:

learn about RAID.