On Debian, Ubuntu, or derived distributions sudo apt install virtualbox-guest-utils How To Install Virtualbox Guest Additions in Fedora Guest (Based on Fedora 8).(Windows and Linux keyboards use Right Ctrl.) You may do this change in File/settings of the Virtual Box menu. On Mac keyboards, you might wish to change the Virtual Box default key for switching the Sugar cursor to the normal one, as the default key (control right arrow on Mac keyboards) is trapped by Sugar.With VirtualBox Guest Additions installed (see here), only the bottom edge and corners are available for Frame activation. The lower 2 corners are easiest and you may want to configure edge activation in the My Settings > Frame panel. Activating the Frame might be a little difficult.Use Ubuntu Software Centre to install the virtualbox-guest-utils package, so that your virtual machine display can be resized to fit your computer. From now on you can start VirtualBox and start the 'Sugar' virtual machine.Click Done at the bottom of the window.After a minute or two you should see the Sugar screen asking for you name.Browse to the location where you extracted the.Click the little folder to the right of the selection box.

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