Please confirm:

Bluetooth is ON in your iPhone settings


Cellphone is not farther than 30 feet away from printer

In the resident screen of the Connect, check if the bottom green box has changed from "Visit" to "Sign-out".   If not, tap "Visit"

If "Visit" does not change to "Sign-out", the community kiosk may be offline.  Please report to the concierge front desk and use the kiosk to sign-in.