This option enables you to install only the parts of VSS that you want. It provides the following choices, and shows the amount of space required on your hard disk for each choice:
Use the custom installation option when you want to omit parts of the server installation.
Note The custom installation option is the only way to install the VSS database on your local hard disk and then have it accessible for integration with Visual Basic and Visual C++. For more information on VSS integration with Visual Basic and Visual C++, see documentation for those products.
To perform a custom installation: