iOS 17.0.2 is an update for iPhones that provides important bug fixes, security updates, and fixes an issue that may prevent transferring data directly from another iPhone during setup. The update is available for all compatible iPhones, including the iPhone XS series, the iPhone XR, the iPhone 11 series, the iPhone 12 series, the iPhone 13 series, the iPhone 14 series, and the iPhone 15 series. The update is recommended for all users. The update is relatively small, with a size of 362.3 megabytes on an iPhone 14 Pro Max.