You can cancel or change the type of issued ticket, and also change the assigned seats on the order page.
Find the ticket that you need to change and choose “Edit ticket”:
That opens a form where you can choose another ticket type:
If you change the ticket type, the corresponding sales and availability figures of event ticket types are adjusted accordingly. To send the updated ticket to the buyer, use the "Resend..." button on the order page.
On events with reserved seating, the ticket editing form also displays the row and seat numbers. If you wish to change them, please enter the new row and seat numbers in the respective fields:
When changing a seat, the previous seat will be released on the seating plan.
Find the ticket that you need to cancel, choose “Edit ticket” and then “Cancel ticket”.
When cancelling a ticket, the corresponding sales and availability figures of the ticket type are adjusted accordingly, and if the event has reserved seating, the seat will also be released on the seating plan. Please note that cancelling a ticket does not automatically refund the money to the buyer.
You can use this feature if you wish to exchange a ticket, that means, to send a new ticket to the buyer for another event without refunding the money. For more detailed instructions, please see the article on transferring tickets.