Information about why you may not be able to post in the forums, and steps for how to fix it.
What to do if you get this error when trying to use a paid service
Why certain items don't show up in the Wardrobe or otherwise cannot be used for transmogrification
What to do if you can't log in to your character after using a Character Boost or receiving a Gear Upgrade
What to do if you can't see or access the Trading Post or open Traveler's Log
Information on accessing Blizzard logs
Information about the character specific error "Login is currently restricted on this character" in World of Warcraft
What to do if your quest log shows 6/7 chapters completed for the Secrets of the First Ones Campaign.
Can't log into Battle.net website or get online when logging with the Battle.net desktop app.
Troubleshooting steps to help you connect to the Battle.net desktop app.