Changing language settings for game and/or communications from Blizzard
Information on how to change the registered Blizzard account holder name
A BattleTag™ is a player-chosen nickname that identifies your Blizzard account
Troubleshooting steps for the error: "account_not_trusted_write_locked"
Blizzard or game account hacked or compromised.
A BattleTag can only be updated for free once
Playing Blizzard games on more than one platform.
Information on linking your Blizzard account with your Xbox Live®, Nintendo Switch®, or Playstation Network® console accounts.
Information on banned game accounts.
Information about reverting a free BattleTag Change