You receive this cap from Baren-Moren (Windurst Waters) after trading him 4 pieces of dhamel leather. He then gives you back this cap, which you take to Paytah (Windurst Port) @ I-7. Trading him the cap will finish your quest and you will receive a Leather Ring =o
Adjust the resolution of menus. The main screen resolution for "FINAL FANTASY XI" is dependent on the "Overlay Graphics Resolution" setting. If the Overlay Graphics Resolution is set higher than the Menu Resolution, menus will be automatically resized.