Introduction What is Wubi? Wubi is an officially supported installer for Windows XP, Vista and 7 users that allows Ubuntu to be installed and uninstalled in a safe, easy way as with any other Windows application. What about Windows 8? At this time, Wubi does not work with Windows 8 default boot-loader. Thus at this point Wubi would not work on a new Windows 8 machine. You would be able to install,