Click the 'Storage' icon, and you'll see the hard drive (.vdi file) you created under the 'IDE Controller' list. If you select the machine, you can click 'Settings' to modify some of the settings of the virtual machine. You will see the virtual computer you created in the list when you open the VirtualBox program. iso format - for example, from ), and some way for the virtual computer to know about it (so it can mount it). To install an operating system, you need some kind of media (a CD or DVD image. Meaning, if you're installing an operating system that requires a license, like Windows, then you MUST have a license!

When you do that, you have to install an operating system. Think of creating a virtual computer as going to the store and buying a bunch of hardware to assemble a computer. Confirm that all the details are as you wish.

You can select the location of the virtual hard disk, e.g. This will create a file that starts at size 0 and grows as the virtual computer's usage grows, until it hits the maximum file size (the final selected size of the hard drive). You should probably pick 'Dynamically expanding sotrage'.

Create a virtual hard drive for the machine.

Select an amount of memory for the virtual machine.

Select a name for the virtual machine, and a corresponding operating system type.

This starts a wizard that guides you through the process. To create a virtual computer, click 'New'. To create a virtual hard disk in the location of your choice, click the folder icon.

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