Troubleshooting steps for communication and transmission errors.
What to do if your ticket is stuck and you can't remove it
How to check the linked status of your Twitch account.
Troubleshooting for error 1016 in Diablo III
Troubleshooting steps for this error in Diablo III
Troubleshooting steps for if you can't claim a gift
What to do if you can't reset your password in the Blizzard website
Recovering a Battle.net Account when the email address has been forgotten