My Passport Pro for Mac (OS El Capitan)

WD External Drives External Drives for Mac
1

I recently erased and reformatted my Passport Pro 2 TB drive. Now I am ready to reuse it again as a one partition 2 TB drive, but it mounts as two individual 1 TB drives. How do I get it to be a single 2 TB drive.

2

Try changing the RAID level using WD Drive Utilities for Mac.