To begin with, it's definitely not easy to install SteamOS in VirtualBox. Valve clearly didn't intend for you to do this; you can't just mount an ISO and install it, like a normal Linux distro.

Do you want Oracle VirtualBox 4.1? Do you have five minutes? If you said, 'Yes' to both questions, then this tutorial is for you.

Installing Virtualbox Guest Additions into a new Linux or Windows virtual machine To make using a virtual machine on Virtualbox better, you'll need to install the Virtualbox Guest Additions package.

1. Install VirtualBox VirtualBox runs on Windows machines, Macs, and Linux machines, so you’ll be able to install Windows 10 in just about any platform. Get it from here, download it, and ...

In VirtualBox create a new virtual machine, choose Windows / Windows 7 as the type. During the initial installation process choose to create a virtual disk.

Option Two: Install the Windows Technical Preview in VirtualBox If you don't have a spare machine to try out the Technical Preview, we recommend installing it in VirtualBox.

How to Install Windows 8 on VirtualBox Note: This guide is written for Windows 8 Developer Preview and installed on a Dell Studio 1555 Laptop running Windows 7 64-bit version using VirtualBox 4.1. ...

Read: How to install VirtualBox Guest Additions on Windows Once this feature is enabled, to use drag and drop in VirtualBox, you need to select a file from the host (or guest) computer, drag it to ...

Installing Virtualbox Guest Additions into a new Linux or Windows virtual machine Virtualbox Guest Additions aren't mandatory, but you'll want it installed to have the best experience.