Visual Geobase runs on Windows using the DotNet framework.
Visual Geobase uses ClickOnce to manage the installation and to download, maintain and install updates.
For any version of windows later than Windows 7, installation is as simple as clicking the above link. Download the application to your computer, then run the application to download and install the components.
Click this link to download the setup application : Install Visual Geobase
If you are running an older operating system, installation instructions are here : Installation