[Function Introduction] ● Screen Off Timeout Screen Off Timeout is a function to set the time the screen turns off when the device is not in inactivity (not in use, idle). (While playing game or watching video, it won't be forced screen off because it is in use.) You can change it easily and quickly using Quick Setting or App Widget. You can also keep the screen on. - Try using it like this: When the device is not in use, set it to 15 seconds to save battery, and change the timeout when you put