Yes it has to be a GPT format drive. MBR partitions can only be 2TB in size. You'll have to re-initialize the disk as a GPT disk.
GPT is supported in Vista and newer, but you can't boot a GPT disk without UEFI. -- Jamie Furtner (ja...@furtner.ca) > On Nov 30, 2013, at 3:31 PM, Winterlight <winterli...@winterlight.org> wrote: > > I have my first 3TB drive = WD Red. When I boot up into Win 8 > >>Management>>>Disk Management>> I see two two partitions ready to create > 2TB and 746MB. It doesn't seem to want to create a single 3TB NTFS drive... I > know this can be done so how do I do this? Is GPT visible in Windows 7? > thanks m >