I’m running a few Ubuntu virtual machines for testing new software. My favorite virtualization software, VirtualBox, is much easier to use with the additional drivers (called “Guest Additions”) that allow higher screen resolutions, better display performance, and mouse integration. For Ubuntu 8.04 guests, I had some issues installing the guest additions using VirtualBox 1.5.6 OSE.
Start up your Ubuntu 8.04 guest. In VirtualBox, click Devices->Install Guest Additions and your virtual Ubuntu should recognize a new CD. Open a terminal and run this command: