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Diskpart Command

Use the 'diskpart' command to manage hard drive partitions

diskpart assign boot disk

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Related Commands

The diskpart Command Prompt command is used to create or delete partitions on hard drives .

Diskpart Command Availability

The diskpart command is available from within the Command Prompt in Windows operating systems, including Windows 11, 10, 8, etc.

You can also access this command from the Recovery Console in Windows 2000 and Windows XP.

Managing partitions is also possible without the use of a command from within any version of Windows using the Disk Management tool, or free disk partition software .

Diskpart Command Syntax

diskpart < parameter >

The availability of certain diskpart command switches and other syntax may differ from operating system to operating system. See  How to Read Command Syntax  if you're not sure how to read the syntax as it's described in this table.

Diskpart Command Examples

Here are some examples showing how the diskpart command can be used:

Create 5 GB Partition

In the above example, the diskpart command creates a 5,000 MB partition on the hard drive located at \Device\HardDisk0 .

Delete Partition by Name

For this one, the diskpart command will remove the Partition1 partition located on the hard drive \Device\HardDisk0 .

Delete Partition by Letter

This command will remove the partition currently assigned the drive letter G .

Select a Disk

Finally, in this multipart command, diskpart is being used to select a particular disk, disk 1 in this example, so we can remove the readonly attribute that's been set on it.

The fixboot , fixmbr , and bootcfg commands are often used with the diskpart command.

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  1. Diskpart Command (Examples, Options, Switches & More)

    Displays information about the selected disk, partition, volume, or virtual hard disk (VHD). Exits the diskpart command interpreter. Expands a virtual hard disk (VHD) to the size that you specify. Extends the volume or partition with focus, along with its file system, into free (unallocated) space on a disk.