Ausweichlink :-) Hoffe es hilft.
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Jetzt gehts.
---> Die Bechreibung vom Forum
Step 1:go to your run command and type REGEDIT and click ok.
Step 2: Go to HKEY_LOCAL_MACHINE, then click on software.
Step 3: Click PLayOnlineUS and Square Enix folder, then the FinalFantasyXI tab.
Step 4: You should see 2 files 003 and 004. Double click and change the value on 003 to 800, and change 004 to 800. You will notice the values to the right after you click ok will change to the corresponding resolution.
2048 x 2048 = 800 and 800
1600 x 1600 = 640 and 640
1280 x 1280 = 500 and 500
***I am not responsible for problems this may cause by entering incorrect info! be sure to check to see if your hardware can handle these settings.****