Information on why you might receive this error when sending a message to a Battle.net friend.

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

You have attempted to connect to an invalid server. If this problem persists, please contact Customer Support.

What to do if you can't see the icon for the Kaja'mite Contact Worldsoul Memory event in Undermine.

Troubleshooting steps for communication and transmission errors.

Troubleshooting for Diablo Immortal connection issues on mobile devices.

Troubleshooting for Warcraft Rumble connection issues on mobile devices.

There's an error with your payment authorization. Your financial institution may be denying the payment. Contact your bank or credit card issuer for help.

There's an error with your payment authorization. Your financial institution may be denying the payment. Contact your bank or credit card issuer for help.

Troubleshooting steps for problems installing or patching Warcraft Rumble