How do I update my iPhone 5 ios?

Solution 1:

From the Settings on your iPhone 5 you can check for updates:

  • Select Settings [The app that looks like gears]
  • Tap General
  • Tap Software Update and follow the instructions.

Alternatively, and preferably, you should use iTunes on your Mac or PC to first back up your iPhone then install the updates.

  • Plug your iPhone into your Mac or PC using the USB Cable that came with your iPhone. This is the cable you use to charge your iPhone with.
  • Follow the instructions presented in iTunes.