# Runtime Application

The Runtime Application trigger runs the operation, when the Runtime application start or stop on the display unit.

##### Block

##### Text

onRuntimeStatusChange($Enums.RuntimeAction.Start, ()=>{
1
});

1: Start / Stop

[Start] | ##### Block [Start] ##### Text '$Enums.RuntimeAction.Start' | Start: The operation runs at the start of Runtime application.
[Stop] | ##### Block [Stop] ##### Text '$Enums.RuntimeAction.Stop' | Stop: The operation runs at the shutdown of Runtime application. When the power supply of display unit turns OFF, [Stop] trigger is not occurred.