Change your Blizzard account email address.
What to do if you corrected your country of residence in your account details but still you can't add your phone number to your account
How to remove or change the phone number on your Blizzard account
Information on what to do if you can't locate your Hearthstone account details.
How to change the language settings in your Blizzard games
How to correct an email mistake when creating or updating your Blizzard account
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Blizzard or game account hacked or compromised.
How to change or update a Blizzard account email address.
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