Hyper -V Server and Server Core Disk Management

run--cmd

c:\>diskpart

  DISKPART> list disk

 DISKPART> select disk 1

 DISKPART> clean

  DISKPART>create partition primary

 DISKPART> select partition 1

 DISKPART> active

 DISKPART> format fs=ntfs quick

 DISKPART> assign letter=”D”

 DISKPART> exit