There are a total of five ways to enhance items in Devil Book.
■ Item Enhance
① Level UP: Increase the level of the equipment.
② Upgrade: Strengthen the equipment performance
③ Promotion: Increase the grade of the equipment.
④ Socket: Equips a socket with special abilities on the equipment.
⑤ Rune: Grant additional Stat Option of equipment.
⑥ Select the equipment to Enhance.
⑦ Tap on 'Item Enhance'.
On this screen, you can enhance equipment through the 5 methods.
⑧ Level UP
※ The guide was produced in a separate test environment.
So, It may change depending on the update and development situation.
Thank you for your love and interest in the Devil Book~
Devil Book Team