Check your email records. If you downloaded a When your account was upgraded to a full account (or to a new expansion) you should have received an email like the one below. It has the key included. Hopefully, you saved the email


donotreply@blizzard.com
to me
Congratulations! The account <acct name> has been successfully upgraded. All trial restrictions have been removed from the account and you now have full access to all of the game features.
Please keep this email on file for your records. If you ever forget your account name or password, you can automatically recover them at http://www.worldofwarcraft.com/loginsupport/.

Account Name: <acct name>
Account Authentication Key: <Key>

All account information can be accessed via your Account Management page at https://www.worldofwarcraft.com/account/.
For more information on how to play World of Warcraft, please check out the Getting Started guide at https://www.worldofwarcraft.com/info...ngstarted.html.
Thank you for purchasing World of Warcraft and good luck adventuring in Azeroth!

Blizzard Entertainment
www.WorldofWarcraft.com