Those who have updated their iOS for Apple devices may have lost access to Mobile DukeCard "express mode." The fix is simple by turning express mode back on in the Apple wallet settings.
DukeCard

Mobile DukeCard now available on Apple devices and Android phones. Scroll below for quick set-up articles.
DukeCard is your Duke University ID.
You must carry it at all times while on Duke property even if you use a wristband or mobile device for access.
If you lose your card, wristband or Mobile DukeCard device, you must report the loss immediately to the DukeCard office.
DukeCard can:
- Confirm your identity
- Allow access to facilities & services
- Facilitate dining & purchases
Visit the DukeCard office or website to manage your DukeCard.