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

A frozen phone is a common (and frustrating) phenomenon, but there are ways to bring your device back to life. If your iPhone isn't responding, and you're not able to power it off and then on again, ...

Restarting is a helpful tool to clear cache, enhance speed and improve an iPhone’s performance–here’s how it’s done. If you're having troubles with your phone, here's how restarting it can help.