Information about this error when redeeming a key in your account
An authenticator is on the Battle.net account that you did not add.
Information about common payment issues and troubleshooting steps
What to do if you rceived a password reset email without requesting it
Expected payment processing and product delivery times for PayU boleto orders.
Yandex Money order stuck on Pending
Paid with Sberbank Online and no product was provided due to transaction status Authorization Pending
What to do if you didn't receive Twitch Drops rewards in game
What to do if a gift purchased in the Blizzard Shop was not delivered.
Troubleshooting steps to resolve error message in World of Warcraft.