-Customers can receive Contents after redeeming Codes on from their own personal accounts. It is strictly prohibited to sell and transfer these Codes under any circumstances.
-A single Code can only be used once, and after customers use/redeem their Codes, they cannot reuse, return, or refund the Codes.
-Paid Codes have an expiration date of 5 years after they have been issued, and customers cannot redeem Codes if the Codes are expired. However, if the Codes expire within 5 years from the issuing date, customers can ask KRAFTON to extend the validity up to 5 years from the issuing date. 
‌-Customers cannot extend expiration date of Free Codes under any circumstances.