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Storage controllers should be enabled in virtual machines to provide access to attached storage

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Applies to: Windows Server 2022, Windows Server 2019, Windows Server 2016

For more information about best practices and scans, see Best Practices Analyzer.

Property Details
Operating System Windows Server 2016
Product/Feature Hyper-V
Severity Warning
Category Configuration

In the following sections, italics indicates UI text that appears in the Best Practices Analyzer tool for this issue.

Issue

One or more storage controllers may be disabled in a virtual machine.

Impact

Virtual machines cannot use storage connected to a disabled storage controller. This impacts the following virtual machines:

<list of virtual machine names>

Resolution

Use Device Manager in the guest operating system to enable all storage controllers. If the storage controller is not required, use Hyper-V Manager to remove it from the virtual machine.

For instructions on how to use Device Manager, see Help in the guest operating system. For instructions on how to remove the storage controller, see the following procedure.

To remove a SCSI storage controller from the virtual machine

  1. Open Hyper-V Manager. Click Start, point to Administrative Tools, and then click Hyper-V Manager.

  2. In the results pane, under Virtual Machines, select the virtual machine that you want to configure.

  3. If the virtual machine is running, shut down the virtual machine. Right-click the virtual machine and click Shut down.

  4. In the Action pane, under the virtual machine name, click Settings.

  5. In the left pane of the Settings dialog box, under Hardware, click SCSI Controller.

  6. In the right pane, click Remove.