Before installing new software, it's a good idea to back up your device to make sure that you have a copy of your important information. Choose your backup method.
Check compatibility
You will only see updates that are compatible with your current software version. If you have not upgraded to the most current release, you will not see the option to install the newest release.
Find out which iPhone models are compatible with iOS 17.
Learn more about iOS 17.
Install iOS 17
When you update to the latest version of iOS, your data and settings remain unchanged.
Update iPhone automatically
To turn on automatic updates:
- Go to Settings > General > Software Update > Automatic Updates.
- Turn on Download iOS Updates and Install iOS Updates.
When an update is available, iPhone downloads and installs the update overnight while charging and connected to Wi-Fi. You’re notified before an update is installed.
To turn off automatic updates, go to Settings > General > Software Update > Automatic Updates.
Update iPhone manually
To check for and install software updates, go to Settings > General > Software Update.
The screen shows the currently installed version of iOS and whether an update is available.