ðə wˈɪndoʊz ɪnstˈɔːlɚ klˈiːn ˌʌp juːtˈɪlᵻɾi ˈɛmsˈɪkuː.ˌiːˌɛksˈiː, ˈɛmsˈɪkuː.ˌiːˌɛksˈiː, ˈɛmsˈɪkuː tˈuː.ˌiːˌɛksˈiː wʌzɐ sˈɔftwɛɹ juːtˈɪlᵻɾi fɚðə mˈaɪkɹəsˌɑːft wˈɪndoʊz ˈɑːpɚɹˌeɪɾɪŋ sˈɪstəm dɪzˈaɪnd tə sˈɑːlv ˌʌnˌɪnstəlˈeɪʃən pɹˈɑːbləmz ʌv pɹˈoʊɡɹæmz ðæt jˈuːs ðə wˈɪndoʊz ɪnstˈɔːlɚ tɛknˈɑːlədʒi.
The Windows Installer CleanUp Utility (MSICU.exe, MSICUU.exe, MSICUU2.exe) was a software utility for the Microsoft Windows operating system designed to solve uninstallation problems of programs that use the Windows Installer technology.