1. If you are redeeming gem codes, log into Guild Wars 2 using the account where you want to unlock the gems.
  2. Click the lion icon in the top left corner to access the Black Lion Trading Company panel.
  3. Select “Redeem Code” in the upper left corner, and enter the code provided in your confirmation email.
  4. If you are redeeming a Guild Wars 2 game code, create an ArenaNet account (https://account.arena.net/register) and sign in.
  5. Navigate to the Account Management page, click the Redeem A Code button on the “Overview” page, enter the key provided in your email, and hit Submit.