You can cancel a meeting reservation from ACALL mobile.

Confirm and cancel a reservation from the reservation screen

To confirm a reservation, tap the reserved meeting room from the list and tap the "Reservation" button.

Select the reservation from the reservation list view and tap the Edit icon.

Go to the bottom of the displayed reservation information screen and tap "Cancel Booking" to cancel the reservation.

Confirm and cancel a reservation from My Page

Tap "My Page" to open the My Page screen.

Select the appropriate reservation from the list of reservations and tap the Edit icon.

Go to the bottom of the displayed reservation information screen and tap "Cancel Booking" to cancel the reservation.