Restarting your iPhone is a simple process that can help resolve minor software issues or refresh your device. It can be done in a few quick steps, and you don’t need any special tools or skills to do it. So, if your iPhone is acting up, or you just want to give it a fresh start, keep reading to learn how to restart it. You can also watch this video about how to restart an iPhone for more information. Turn iPhone on or off Use the side button to turn on iPhone . You can use the side button (along with either volume button on some models) or Settings to turn off iPhone . If your iPhone isn’t working as expected, you can try restarting it by turning it off, then turning it back on. If turning it off and on doesn’t fix the issue, try forcing it to restart . Learn how to force restart your iPhone for different models and situations, from the latest iPhone 15 to the original iPhone . Find out the difference between restart and force restart , and when to consider resetting your device. How to restart an iPhone : Step by step guide Your phone has become frozen, or the phone just needs a re-boot , regardless, this guide should help you get your phone back to normal and prevent any frustration or technical problems in the future.