Head Blacksmith Ferris:
If you want to upgrade equipment, just let me know. I'll tell you how you can upgrade your items. Keep this in mind.
How To Upgrade Equipment

1. Items that can be upgraded will be shown on the Upgrade Equipment window 2. Once you click on the item you want to upgrade, the Upgrade button will be activated 3. Click on the Upgrade button, and the ingredients you need to upgrade the item will be shown, along with the amount of ingredients you currently have 4. Below the description of the ingredients, you can check the item that you can obtain from upgrading 5. Click on the Upgrade button to proceed