Perhaps your Sleep/Wake button malfunctions, or you aren’t able to press & hold it. Or, who knows, after the elimination of the physical Home button, in the iPhone X, Apple might attempt to ditch other buttons in the future too. Read on and find out how you can power of your iPhone without pressing the Power Button. Surprisingly, Siri isn’t able to shutdown your device yet. But this option could be added in the near future!
Turn Off iPhone From Settings
1. Open the Settings app on your iPhone / iPad running iOS 11 or newer.
2. Tap on General and scroll all the way down.
3. Tap on the Shut Down label.
4. The “slide to power off” screen appears. Slide it from left to right to turn off your iOS device. Obviously, tap Cancel if you reconsider.
How To Turn On Your iPhone Without Using The Power Button
Tip: Connect your iOS device to a wall outlet or computer, with the help of the Lightning cable. iOS will automatically power on your device when charging begins. Provide your Passcode and your iPhone / iPad is good to go!
Fact: You might also be interested in how to hard reboot iPhone if it becomes unresponsive.