Support for Total Defense PC Tune-Up Questions? Our friendly US-based customer support team is happy to help. 1-877-906-8816 Weekdays 9am – 6pm EST Email Us» | Online Support» PC Tune-Up Benefits Total Defense PC Tune-Up is designed to eliminate slow startups and keep your Windows® PC operating at peak performance, all while improving the stability … Continue reading Staples Support for Total Defense PC Tune-Up