[This is preliminary documentation and subject to change.]
This is the UILevel property of the MsiInstall object. This read-write property indicates the type of UI to be used when opening and processing subsequent packages within the current process space.
object.UILevel
UI levels
| INSTALLUILEVEL_NOCHANGE | = 0 | UI level is unchanged. |
| INSTALLUILEVEL_DEFAULT | = 1 | Default UI level is used. |
| INSTALLUILEVEL_NONE | = 2 | Completely silent installation. |
| INSTALLUILEVEL_BASIC | = 3 | Simple progress and error handling. |
| INSTALLUILEVEL_REDUCED | = 4 | Authored UI, wizard dialogs suppressed. |
| INSTALLUILEVEL_FULL | = 5 | Authored UI with wizards, progress, errors. |