FPTIX is a mutual fund offered by Fidelity Advisor that focuses on providing high income for investors through a diversified portfolio. As a Class I fund, it is designed for institutional investors and has a lower expense ratio compared to other classes. This fund primarily invests in fixed income securities, such as bonds and other debt instruments, with the goal of generating a steady stream of income for its shareholders. With a focus on high income, FPTIX may be a suitable option for investors seeking a more conservative investment approach.