Steps for linking an Activision account and Call of Duty Profile to your Battle.net Account.

What to do if you cannot log into an existing account or link your existing mobile account to Battle.net.

Options to link Battle.net and Steam

Links to our official competitive Twitch channels

Information on the steps needed to update an active subscription

Information on error BLZBNTBGS8000002A

What to do if you connected your Diablo Immortal mobile account to the wrong Battle.net account

Steps to link a Battle.net account to a Humble Bundle account.

How to link or unlink your Facebook account and Battle.net account, and login using Facebook,.

Information about the error "This offer isn't available. Some offers are only available for a limited time, or to specific accounts."