What to do when a physical authenticator gets out of sync

Recovering a Battle.net Account when the email address has been forgotten

How a friend can contact Customer Support when she/he can't log in.

What to do if you cannot change the email or phone number that shows on the login screen because the field is greyed out

What to do if you receive an error that your code is already claimed in your account.

Some payment methods can't be used for recurring subscriptions

Your Battle.net account does not have access to this beta content. 

How to identify and report suspicious communications received by mail, text or chat in Blizzard games.

How to install a Blizzard game you already own on a different computer

How to remove a subscription to the monthly Blizzard News.