Symptoms
Nested Hyper-V support in Parallels Desktop Virtual Machines
Information
Parallels Desktop provides nested virtualization support (VT-X technology) that allows you to run Hyper-V virtual machines inside Windows 8, 10 and Windows Server 2012 virtual machines.
Note: Running a virtual machine within a virtual machine may slightly slow down the hosting virtual machine performance.
Resolution
NOTE: Bear in mind that the virtual machine must be shut down in order to enable Nested Virtualization support.
To enable Hyper-V support in Parallels Desktop Pro and Business Edition:
Go to the virtual machine configuration > Hardware > CPU&Memory. Expand "Advanced Settings" and tick Enable Nested Virtualization checkbox.
- Parallels Desktop 11 and above:

- Parallels Desktop 8, 9 and 10:
This option located in Options > Optimization

If you want to create or test applications for Windows Phone, first configure Windows to run Windows Phone emulator.
Warning: Do not use Hyper-V virtual machines in a production environment. Microsoft® doesn't support nesting Hyper-V, and so such virtual machines may be unstable.
Was this article helpful?
Tell us how we can improve it.