Download latest version of NebiOS and burn into USB Flash Stick with Rufus or Unetbootin. You can install to the Virtual Machine.
Download latest version of NebiOS with this tool. It will backup your data (optional) and burns the NebiOS to the USB Flash Stick.
Note: The NebiOS 2.0 update is not currently available via the updater, but we are planning to make it available as soon as possible.