xset

TLDR

Disable screensaver

$ xset s off

Disable bell sound

$ xset b off

Set screensaver timeout

$ xset s 3600 3600

Disable DPMS

$ xset -dpms

Enable DPMS

$ xset +dpms

Query current settings

$ xset q

Set keyboard repeat rate

$ xset r rate 200 30

Set LED state

$ xset led 3

SYNOPSIS

xset [-display display] [options]

DESCRIPTION

xset is a user preference utility for X. It allows setting various user preference options for the X server, including keyboard, mouse, screen saver, and DPMS (Energy Star) settings.

PARAMETERS

s [timeout [cycle]]

Set screen saver timeout and cycle time in seconds

s on|off|default

Enable, disable, or reset screen saver

s blank|noblank

Set screen saver to blank or pattern mode

s expose|noexpose

Allow/disallow screen exposure events

-dpms

Disable DPMS (Display Power Management Signaling)

+dpms

Enable DPMS

dpms standby suspend off

Set DPMS timeouts in seconds

dpms force on|standby|suspend|off

Force DPMS state immediately

b [volume [pitch [duration]]]

Set bell parameters

b on|off

Enable or disable bell

r [keycode] on|off

Enable or disable auto-repeat for keys

r rate [delay [rate]]

Set keyboard repeat delay (ms) and rate (per second)

led [on|off]

Set all LEDs on or off

led N

Turn LED N on

-led N

Turn LED N off

fp= path,...

Set font path

fp default

Reset font path to default

Query current settings

-display display

Specify X display

Settings are temporary and reset when X restarts. For persistent settings, add xset commands to ~/.xprofile or session startup scripts. DPMS settings may be overridden by desktop environment power management.

HISTORY

xset is part of the core X.Org utilities, providing command-line access to X server preferences that were historically set through X resources or window manager configurations.