Only the original Xbox One uses a capacitive power button.

If you have an Xbox One S or Xbox One X, it has a physical power button.

So if you don’t have a Kinect, you don’t have to worry about this possibility.

An Xbox One that has turned itself on at night.

If that fixes your problem, then you’ll know Cortana was the one turning your Xbox on.

It also uses a small amount of electricity, even when you aren’t using the console.

Navigate toSystem>controls.

The front of an Xbox One showing the capacitive power button.

Pixabay

Navigate toPower & startup>Power mode & startup.

Remove the checkmark from the box next toKeep my console up to date.

A photo of the Xbox One controller.

Pixabay

A photo of the Xbox One Kinect peripheral.

Microsoft

A screenshot of the Xbox One guide system menu

A screenshot of the Xbox One system menu

A screenshot of the Xbox One Power & startup menu

A screenshot showing how to turn off Xbox One instant-on

A screenshot of the Xbox One Guide system menu

A screenshot of the main Xbox One system menu

A screenshot of the Xbox One system updates & downloads menu