Network settings required for your environment may vary. Your new virtual machine will be displayed in the Oracle VM VirtualBox Manager. On the File location and size page, enter the name and size of your new virtual hard disk, and click Create.On the Storage on physical hard disk page, select Dynamically Allocated and click Next.On the Hard disk file type page, select VDI (VirtualBox Disk Image) and click Next.On the Hard disk page, select Create a virtual hard disk now and click Create.
See VirtualBox: Oracle VM VirtualBox for more information. This section describes how to create virtual machine in VirtualBox and install ER2 on it.
