• Install NT Singing Voice Library

If you have not yet installed the NT Singing Voice library,
Follow the steps in the installation guide and install NT Singing Voice Library.

• Running under an account without administrator privileges.

At the time of installation, please log in to an account with administrator privileges and execute the installer from “Run as administrator” in the right click menu.

• Influence of some resident softwares such as security softwares.

If some resident softwares such as security softwares are running,
Please stop them all and try the installation again.
As the resident softwares, be careful not only with anti-virus softwares such as Norton and security softwares, but also with mouse utility softwares.