You can flag a reservation for Advance Check In using the Check In process under these conditions:
The reservation must be an Arrival (Due In) reservation for the current business date.
The reservation must have a valid payment method.
The reservation can be flagged for Advance Check In with or without a room assigned.
If you want the Advance Checked In reservation to be Auto Checked In upon room status match, a room must be assigned to the reservation. A room can be assigned to the reservation prior to or modified after being flagged for Advance Check In.
Walk In reservations, Pre Registered reservations, and reservations that are in Queue can be flagged for Advance Check In.
Parent topic: Checking in Reservations