Uit Bitbybit Information Systems
With the Cancel button you can cancel several bookings simultaneously. First check the boxes of the bookings you wish to cancel and then click the button. Tip: in More options -> Filter bookings check 'Show cancelled bookings' to view cancelled bookings. Tip: in More options -> Grouping you can check or uncheck the box: 'A multiple bookings operation only modifies the selected events of a booking series', as desired.