<p>Please select a virtual optical disk file or a physical optical drive containing a disk to start your new virtual machine from.</p><p>The disk should be suitable for starting a computer from and should contain the operating system you wish to install on the virtual machine if you want to do that now. The disk will be ejected from the virtual drive automatically next time you switch the virtual machine off, but you can also do this yourself if needed using the Devices menu.</p> <p>Please select a virtual optical disk file or a physical optical drive containing a disk to start your new virtual machine from.</p><p>The disk should be suitable for starting a computer from. As this virtual machine has no hard drive you will not be able to install an operating system on it at the moment.</p>