Creating and Attaching VHD using Diskpart utility

Open the Elevated Command Prompt with Administrator Privileges and type the following commands

DISKPART

CREATE VDISK FILE=”c:\win7\win7.vhd” MAXIMUM=20000

SELECT VDISK FILE=”c:\win7\win7.vhd”

ATTACH VDISK

CREATE PARTITION PRIMARY

ASSIGN LETTER=X

FORMAT QUICK LABEL=Windows7

EXIT

This will create the VHD file of primary partition. You will see the newly attached disk in Disk Management with Drive Letter X:

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