TerraMaster Forum

My TOS version is 4.1.30 I found a solution that seems to work: 1. pull out one hard drive from RAID1 at power on stage; 2. insert the old single to the device at power on stage; 3. reboot the device 3a. Create a shared folder from the old drive; I named mine Appdata1; 4. copy the data from Single t...

Thank you for the reply. I was however unable to access the old drive after step four. Only one volume would show up and I couldn’t see the other one, Nor could I figure out a way to turn it on. I swapped the drives and i realized that only the volume on the left hand drive shows up. My data showed ...

I originally set up my NAS (F2-221) as a single drive unit on a 1TB drive (btrfs format). I recently upgraded to dual RAID 4TB drives (btrfs format). I want to copy the data from my old drive to the new drives so I moved the old 1TB drive to a USB drive enclosure. The NAS recognizes the drive but do...