They can change it, previous advice on here was to create new and ask them to merge but it’s not necessary, though it did take a year and repeated requests to get my son’s email changed.
I beleive the idea is that all the duty and tax is collected in the UK on the EU's behalf so that you should have nothing to pay in Finland and the shipment can come straight through with no detailed customs declaration needed.
The least interesting game of football ever from both a player and fan point of view, since the last 3/4 play off.
If you offered me an all expenses paid ticket I'd turn it down.