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Adding more than 2TB disk to Windows
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adding-more-than-2TB-disk-to-Windows.md

Adding more than 2TB disk to Windows

Maximum capacity of MBR partition tables is only about 2 terabytes. One can use a drive that's larger than 2 terabytes with MBR, but only the first 2 terabytes of the drive will be used. The rest of the storage on the drive will be wasted.

GPT partition tables offer a maximum capacity of 9.7 zetabytes.

If a new large disk has been added - Use Disk Management or diskpart to initialize disk with GPT and then create a volume.

If disk already has MBR partition tables then follow tests below -

Using diskpart to convert MBR to GPT

list disk
select disk 4       #use the number of the disk from list
clean               #this is will wipe out any data !!
convert gpt

More ...

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