Uninstalling Web Sites, Applications, and Virtual Directories

InstallShield 2023 Express Edition » Internet Information Services

A Web site that is created by an installation is never removed unless both of the following conditions are true:

The Web site no longer contains applications or virtual directories.
The value for the Delete on Uninstall setting for the Web site in the Internet Information Services view is Yes.

If a feature is uninstalled, its Web site, its IIS applications, and its virtual directories are uninstalled.