Download and Install
Download and Install the retail Final Fantasy XI game client from the official PlayOnline web site.
Download Patch Data
\Program Files (x86)\PlayOnline\SquareEnix\FINAL FANTASY XI (prepend your installation drive letter, like
Launch POL and Check Files for Final Fantasy XI to patch client
Download and configure Launcher
Download the Ashita launcher
Configure a new Ashita profile to look like:
Click the check mark on the bottom to save. Run the new profile and enjoy.