Being able to restart an iPhone on your own terms is rather useful and sometimes necessary, but not having access to your power button for whatever reason can feel like having one of your arms tied ...

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.

Restarting your iPhone is usually the quickest cure for everyday annoyances, from apps freezing up to network hiccups. In fact, you should probably be restarting your iPhone more often than you think.