What to do if your character, pet, or minion appears to be stuck with a permanent stun debuff

Troubleshooting an issue where you see "Connecting" on the Battle.net mobile app while logging in and it never completes

Troubleshooting steps to save a credit card in your Payment Methods page

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

Information on what to do if you receive an error message saying you are online with your own key in Diablo II (2000).

Information on the Zuldazar emissary not being visible for handing in the quest

What to do if your reputation is not progressing with the Severed Threads faction

The world quest Legacy of the Vrykul stuck at 100% completed.

Troubleshooting steps to help you connect to World of Warcraft

Stuck on Falcosaur mount quest chain