VMware Player online course

Remove a Virtual Hard Disk from a VMware Player Virtual Machine

Learn how to remove a virtual hard disk from VMware Player without deleting its files, verify the result, and safely reuse the disk.

Removing a virtual hard disk in VMware Player disconnects the disk from a virtual machine's hardware configuration. It does not normally delete the virtual disk files stored on the host system.

This distinction is important: the guest operating system will stop seeing the detached disk, but the disk contents can remain available for backup, transfer, troubleshooting, or attachment to another compatible virtual machine.

What removing a virtual hard disk means

A virtual hard disk is a virtual storage device presented to a guest operating system. Its contents are stored in one or more host-side virtual disk files. The physical computer running VMware Player is the host system; the operating system inside the VM is the guest operating system.

When you remove a disk, VMware Player detaches the device from the selected VM. The guest no longer receives that device during startup, so it will not be able to browse the disk, mount its volumes, or use files stored on it.

The underlying files normally remain on the host. Detaching is therefore reversible while those files, including any related files required by the disk, remain intact and accessible.

Remove, detach, and delete: outcome comparison

Before removing the disk

Changing virtual hardware is safest when the VM is fully powered off. Shut down the guest operating system normally, then confirm that VMware Player shows the virtual machine as powered off rather than running or suspended.

1. Identify the correct VM. Select the intended machine in the VMware Player library. Do not rely only on a window title if several machines have similar names.
2. Identify the correct disk. Check the disk's capacity, controller position, and file location. If the VM has multiple disks, determine which one is the system disk, data disk, or secondary disk.
3. Protect needed data. Make a backup when the disk contains important information. Record the virtual disk file location if you may reuse or transfer it.
4. Check the disk's role. Do not remove the active operating system disk unless you deliberately intend to replace it or make the VM unable to boot. A VM can also depend on a secondary disk for boot files, applications, or required services.
5. Check snapshots and related files. A disk associated with snapshots or linked-disk relationships may depend on additional files. Preserve the complete related set rather than moving or deleting only one file.

Disk removal safety checklist

Steps to remove the virtual hard disk

1. Select the target virtual machine in the VMware Player library.
2. Open the management menu and choose Player > Manage > Virtual Machine Settings.
3. In the hardware list, select the intended Hard Disk entry. Review its capacity and other details before proceeding.
4. Choose Remove. This removes the selected hard disk device from the VM configuration; it is not an instruction to erase the host-side disk files.
5. Save or apply the changed settings. Depending on the VMware Player version, this may mean choosing OK, Apply, or closing the settings dialog and accepting the changes.
6. Start the VM if you need to test it. The guest should no longer detect the removed virtual disk.

Menu labels can vary slightly between VMware Player versions, but the workflow remains the same: select the VM, open Virtual Machine Settings, select the disk, use Remove, and save the configuration.

What happens to the virtual disk files

Removing the disk device does not normally erase the associated virtual disk files from the host system. The files remain in the VM's storage location and can occupy substantial host storage even though the guest can no longer use them.

Keep the files if the disk is needed for retention, recovery, transfer, or later attachment. If you are certain the data is no longer needed, delete the files separately using appropriate host-system file management procedures, after checking for snapshots or dependencies. Removing an entire VM is a different operation; see deleting virtual machines for that separate task.

To understand the files that make up a VM, review virtual machine files. Do not assume that a single visible file represents the entire disk when the disk uses split files, descriptors, snapshots, or other related data.

Verify the removal

1. Reopen Virtual Machine Settings and confirm that the detached hard disk is no longer in the hardware list.
2. Check that the remaining boot disk and all required data disks are still attached.
3. Start the guest and use its disk-management tools to confirm that the removed device is absent.
4. Check applications and services that previously used the disk. Missing drive letters, mount points, or paths may produce errors even though the hardware removal succeeded.
5. On the host, locate and preserve the virtual disk files if the disk is intended for reuse, transfer, or recovery.

Practical examples

Detach a secondary data disk

Suppose a VM has an operating system disk and a separate data disk that must be given to another user. Identify the secondary disk by its purpose, capacity, and file location. Shut down and power off the VM, remove that disk in Virtual Machine Settings, and save the configuration. The VM should start with its operating system disk while the detached data-disk files remain on the host for retention or transfer.

Move a data disk to another VM

1. Power off the original VM and detach the data disk.
2. Keep the disk files accessible and preserve all related files.
3. Open the destination VM's settings and choose its workflow for adding a hard disk.
4. Select the disk as an existing virtual disk rather than creating a new empty disk. See adding an existing virtual hard disk.
5. Start the destination guest and confirm that its operating system recognizes the disk.

The destination VM must support the disk's format and controller configuration. Do not attach the same disk for simultaneous writable use by multiple VMs or host-side tools; conflicting writes can corrupt its file system.

Temporarily remove a disk for troubleshooting

Record the disk location and connection details, power off the VM, and detach the suspected disk. Boot the VM and observe whether the problem changes. If the disk was not the cause, power off again and reattach the existing disk. This tests the configuration without deleting the disk's stored contents.

Limitations and safety considerations

• Do not remove the active operating system disk unless replacing it or intentionally making the VM unbootable.
• Avoid changing disk attachments while the VM is running. Hot-remove behavior depends on the virtual hardware, VMware Player version, and guest support, and is not the safe default.
• Treat snapshots and linked-disk relationships carefully. Moving, renaming, or deleting one file can make dependent disks unusable.
• Detaching is reversible only while the underlying disk files remain intact and accessible.
• Removing a disk from VMware Player does not remove drive letters, mount points, application paths, or service dependencies inside the guest. Those references may need cleanup or restoration.

Troubleshooting

The wrong disk might be removed

If multiple disks have similar names or capacities, cancel before applying changes when uncertain. Compare capacity, controller position, known purpose, and the virtual disk file path. Record the path before detaching the disk.

The VM no longer boots

The removed disk may have been the boot disk or may have contained boot files or required storage. Power off the VM, return to Virtual Machine Settings, and add the original disk back as an existing virtual disk if its files still exist. Check the boot order and disk connection settings if necessary.

The detached disk files cannot be found

Check the VM's storage folder and its configuration references. Look for the complete set of virtual disk-related files rather than only one file. If the files were moved, renamed, or deleted outside VMware Player, restore them from a backup when available.

The disk cannot be attached to another VM

Confirm that you selected the correct existing virtual disk descriptor or file, that the original VM is powered off, and that no host-side utility has the disk open. Then use the destination VM's add-disk workflow and verify controller and format compatibility. The virtual hard disk configuration can help you review relevant disk settings.

The guest still shows missing drive letters or mount errors

The guest may retain references to the detached disk, or applications and services may still expect files on it. Update those paths and dependencies, restore the disk if the guest requires it, and use the guest's disk-management tools to confirm whether the device is absent.

Summary

To safely remove a virtual hard disk, identify the correct VM and disk, shut down and power off the VM, open Player > Manage > Virtual Machine Settings, select the disk, choose Remove, and save the settings. Verify both the VM hardware list and the guest's visible disks. The disk files remain on the host unless separately deleted, so they can be reused as an existing virtual disk when compatibility and exclusive access are assured.