Install/Enable the Hyper-V Role (Virtual Machine)

1. Open the Server Manager (it's the new tool that is a centralized management utility for Windows Server 2008)
• Alternatively, you can open Run command prompt and type: ServerManager.msc
2. On Server Manager, right click on the Roles container, and then choose the Add Roles
• Windows will now launch the Add Roles Wizard
3. Click Next to bypass the wizard.
   
• Select: Hyper-V Role check box, and click Next
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4. Before Hyper-V Role installs, it informs to enable Virtualization at BIOS level (some servers require and some do not
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5. Click Next, then choose which network ports to allow sharing network to Virtual Machines, so the VMs can communicate with other hosts computers.
• Note: There at least one network has to be bind, although you can bind as many as available. Click Next
  
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6. Now the confirming screen will notify that the Hyper-V Role is about to install, and will warn that the server may require a reboot after installation is complete.
• Click Install
7. Once installation is complete, click Close and Yes to reboot/restart when prompted.
• This should successfully install/enable the Hyper-V Role.