All modifications to the settings of the game described in this guide will be done with a program called Regedit. To access this program, click on Start > Run, type "regedit" and click "OK". The configuration for FFXI is stored in the following registry key:
HKEY_LOCAL_MACHINE\SOFTWARE\PlayOnlinexx\SquareEni x\FinalFantasyXI
If you are running a 64 bit operating system, the configuration is located here:
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\PlayOnline xx\SquareEnix\FinalFantasyXI
"xx" denotes the regional version. PlayOnline for JP clients, PlayOnlineUS for US clients and PlayOnlineEU for EU clients.