# xset > User preference utility for X. > More information: . - Disable the screensaver: `xset s off` - Disable the bell sound: `xset b off` - Set the screensaver to start after 60 minutes of inactivity: `xset s 3600 3600` - Disable DPMS (Energy Star) features: `xset -dpms` - Enable DPMS (Energy Star) features: `xset +dpms`