ðə juːtˈɪlᵻɾi ˈoʊnli tʃˈeɪndʒᵻz ɹˈɛdʒɪstɹi vˈæljuːz ænd fˈaɪlz ɐsˈoʊsɪˌeɪɾᵻd wɪð wˈɪndoʊz ɪnstˈɔːlɚ ænd dʌznˌɑːt ɹᵻmˈuːv ˌɛni fˈaɪlz ɐsˈoʊsɪˌeɪɾᵻd wɪð ɪnstˈɔːld pɹˈoʊɡɹæmz.
The utility only changes registry values and files associated with Windows Installer and does not remove any files associated with installed programs.