Need to update the phone number on your Battle.net Account?

Let us know if you run in to an accessibility problem.

What to do if you did not get the achievement "Fake It 'Til You Make It" after defeating So'leah.

There's a problem with the connection to the Blizzard servers.

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

Some games require that you add a phone number to your Battle.net account

Battle.net balance can't be used in the mobile version of the game.

What to do when you receive an error when adding a phone number to your Battle.net account

This is about the refund of the classic game (Diablo II, Diablo II: Lord of Destruction) that Blizzard released in the past.

What to do if you receive this error when attempting to add your phone number to your Battle.net Account.