Idle and session

When the screen turns off and locks, and what the session runs on.

Idle timeouts: Screen off

Dragging a timeout changes it; the card says when it fires and through which mechanism.

Opening the idle timeouts from the Session menu and hovering the screen-off timer

Idle timeouts: Other timers

This timer works like the screen-off timer above.

Timer	What it shows
Lock	The lock timer, next to the screen-off timer.

The kernel and the compositor, each with a logo and a wiki link.

Opening the login session group from the Session menu and hovering the kernel and compositor