Information on how to update your billing profiles.

Information on troubleshooting connection and installation issues using another network.

What to do if you want to report the infringement of Blizzard's copyright or you are looking to obtain a license to use Blizzard's intellectual property

If you do not have a decryption key, check the installation instructions for a point of contact.

A BattleTag™ is a player-chosen nickname that identifies your Battle.net account

What to do if you think another person or group of people has targeted a DDoS attack on you

Information on how to earn login reward cards

Each BattleTag is assigned a numeric ID to create a unique identifier.

What to do if your Hearthstone account appears Locked or suspended

A phone number can only be linked to one free game