Restarting your iPhone is usually straightforward, but it gets a bit trickier if you don't have a working power button.

Next up is the action button, up on the left-hand side as you look at the iPhone, which has replaced the old ring / silent ...

Quick Answer: To restart your iPhone without the power button, go to Settings > General > Shut Down, then slide to power off. You can also ask Siri to restart your iPhone without the button. So, your ...