Automatic switch Off the XBOX One - so you have to set it up
- Press the [menu] button and navigate to the "settings".
- Select the item "power on/Off and high driving".
- In the Option of "turning Off" find the setting "Off". Here you have to turn off the selection "After 1 hour of inactivity" and "After 6 hours of inactivity power off". Activate the desired time.
Also read, how on the XBOX One Games offline play.