• When enabled, Wi-Fi Assist will allow the Apple iPhone 5S to use cellular data when Wi-Fi connectivity is poor.

    Note: When Wi-Fi Assist uses data from your mobile service, charges may apply.
  • 1. Touch Settings.
  • 2. Touch Mobile Data.
  • 3. Scroll to and touch Wi-Fi Assist.
  • 4. Wi-Fi Assist is now off.
    Touch Wi-Fi Assist again to turn it on.