
Originally Posted by
Economizer
To check which codes are associate with your account, go to the SE account management page, hit select service, FFXI, then hit "Options List" and scroll down. It should give you the options you have and their registration dates.
If you got a trial account, then got the game installed through Steam, Steam may have installed in a different location, meaning that you will have to launch from the Steam copy to access your installed copy that has the expansions if this is the case.