If they don’t, they’ll no longer be able to browse the web, explore the App Store, send email, access iCloud, or use other features that rely on the correct time and date. If the operation is not performed in time befor deadline, the iPhone 5 owner will need to back up and restore the phone using a Mac or PC in order to get the update done, as over-the-air software updates and iCloud back-ups will no longer work. o ensure you have the latest available software for your Apple device, tap on Settings, and then on Software Update. You’ll then see a message saying either that “your software is up to date,” or that a download is available
. The iPhone 5 was sold at least 70 million units. The iPhone 5 iOS 10.3.4 update is small upgrade, but even tiny iOS updates can have an enormous impact on a device’s overall performance. It comes with a key bug fix. Those who use older Apple devices that are also affected by the issue should update to iOS 9.3.6. These devices include the iPhone 4S as well as cellular models of the iPad mini, iPad 2 and iPad 3.