In this test, we set the Windows 8 Developer Review
Next to the Memory section, set the memory to the virtual machine to operate, a minimum of 1GB (corresponding to 1024MB ):
Set up and install Windows 8 on VirtualBox Picture 4
Next is the storage partition of the virtual machine with a minimum capacity of 20GB to be able to install Windows 8:
Set up and install Windows 8 on VirtualBox Picture 5
And continue to select as the following pictures:
Set up and install Windows 8 on VirtualBox Picture 6
Choose Fixed Size here to make the virtual machine system work faster, but it will take more space than Dynamically allocated:
Set up and install Windows 8 on VirtualBox Picture 7
Select the system file storage directory of the virtual machine:
Set up and install Windows 8 on VirtualBox Picture 8
Click Create here to finish the initial initialization process:
Set up and install Windows 8 on VirtualBox Picture 9
And VirtualBox starts creating the system based on the user's specifications:
Set up and install Windows 8 on VirtualBox Picture 10
Our results here:
Set up and install Windows 8 on VirtualBox Picture 11
Next, you need to point the link to the * .iso file to install the Windows 8 Developer Preview in Settings> Storage as shown below:
Set up and install Windows 8 on VirtualBox Picture 12
Click the Start button to start the virtual machine:
Set up and install Windows 8 on VirtualBox Picture 13
The installation of Windows 8 Developer Preview begins:
Set up and install Windows 8 on VirtualBox Picture 14
Set up and install Windows 8 on VirtualBox Picture 15
>>> See tutorial video
Good luck!