How the Free Name Change service works, and why it may have changed the name on a different character

How to correct or update the registered name on a Battle.net account

What to do if you're encountering an error message when trying to use the new in-game "Rename Guild" option

What to do if you want to transfer to a new realm and you wish to keep the same name

What to do if you are unhappy with the name or race you chose for your character after a Race Change or Faction Change

What to do if you cannot change your BattleTag due to an error

Transferred realms, but character name did not change

StarCraft II name change is not working correctly.

Information regarding a Clan name change in Diablo IV.

Information on picking a new character name in Diablo Immortal when the original name is changed due to a penalty.