New iPhone? check out how to transfer data from iPhone to iPhone or how to transfer Google contacts to iPhone. If you'd like more tips on getting the most out of your iPhone, our extensive range of tutorials has you covered. You can now sleep soundly with the knowledge that your phone is as well optimized and as secure as Apple can make it. And if you're new to iOS 16, be sure to check our iOS 16 guide for tips on how to use all the new features. You now know how to update an iPhone, and how to update iOS automatically. You may have noticed on the Software Update screen that there is also an option to automatically install beta updates if you're participating in Apple's software beta program. Additionally, turning on Security Responses & System Files will automatically install rapid security updates as they become available. You can also set up your phone to automatically install iOS updates. Turn on automatic downloads by sliding the toggle next to Download iOS Updates. It's also a good idea to back up your iPhone before any big iOS update, archiving the update in case you need to go back and restore your iPhone to an earlier iOS should something go wrong. Similarly, you can use cellular data to download the update, but it's advisable to use Wi-Fi if you don't have spare data or an unlimited data plan. Still, it's probably best to plug in, especially for large updates like the iOS 16 update.

Neither are strictly necessary - we installed this update while not hooked up to a power source, so if you have full battery and are installing a smaller update, you probably won't run out of juice. Make sure your device is charging and connected to Wi-Fi. Read on to see more detailed instructions for each step.ġ. If an update is available, tap Download and Install.

Charge your device if possible while upgrading.Back up your phone before any major iOS update.

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