Due to an error in the installer engine included in early versions of Windows Vista, MSI files may not may not be able to launch correctly. Windows Vista Service Pack 2 contains a fix for this issue. To install SmartMusic on your Windows Vista computer, follow the link below to install the Windows update.
If your SmartMusic installer still will not launch, try deleting the .msi file and redownloading it, or try downloading the installer using an alternate web browser. Contact Windows support for further support.