expand vdisk

• Applies to:

  ✅ Windows Server 2025, ✅ Windows Server 2022, ✅ Windows Server 2019, ✅ Windows Server 2016, ✅ Windows 11, ✅ Windows 10, ✅ Azure Stack HCI, versions 23H2 and 22H2

Expands a virtual hard disk (VHD) to a specified size.

A VHD must be selected and detached for this operation to succeed. Use the select vdisk command to select a volume and shift the focus to it.

Syntax

expand vdisk maximum=<n>

Parameters

Parameter	Description
maximum=<n>	Specifies the new size for the VHD in megabytes (MB).

Examples

To expand the selected VHD to 20 GB, type:

expand vdisk maximum=20000

Related links

• Command-Line Syntax Key

• select vdisk command

• attach vdisk command

• compact vdisk command

• detach vdisk command

• detail vdisk command

• merge vdisk command

• list command