I've no direct experience with this however please allow me on behalf of the Ambassador and Moderator Teams to welcome you to Flyertalk and the BA Board
liebarmand.
There have been threads on this before and as far as I know the policy is still the same as per the website, you need to phone up. However, I see from one of the posts in the thread below to all allow an extra 35-40 minutes and see post 8 from a professional [MENTION=738887]Anonba[/MENTION]
https://www.flyertalk.com/forum/brit...ng-travel.html
Your only allowed 5 posts per day to start with so just something to bear in mind but welcome onboard and let us know how you get on.