Why can't you turn off your iPhone with Siri?

1. Can Siri turn off device?
2. Can you ask Siri to restart iPhone?
3. How do I shut off iPhone 12?

Can Siri turn off device?

Turn accessories on or off

From lights to appliances, Siri can turn your HomeKit accessories on or off. Just say "Hey Siri," then say something like: "Turn on the lights." "Turn off the fan."

Can you ask Siri to restart iPhone?

Invoke Siri by holding the side button or Home button, and then say, “Reboot” or “Restart this device.” (Using “Hey Siri” can result in unexpected results, and saying “Restart” on its own tends to cause Music to start playing the last song.) Tap Restart, and your device reboots.

How do I shut off iPhone 12?

Press and hold either volume button and the side button until the power-off slider appears. Drag the slider, then wait 30 seconds for your device to turn off.