Quote Originally Posted by Yshnal View Post
You must buy it again and add the Steam key on the Mog Station (you won't get the 30 days, tho, as those are for new accounts). It can't be done the other way around.



http://www.reddit.com/r/ffxiv/commen..._steam/cfi891z

Same thread has SE Kahuna saying that it has been forwarded...