Can't log into Blizzard website or get online when logging with the Blizzard Battle.net desktop app.
Troubleshooting errors when trying to sign in to our forums
What to do if you can't resync your authenticator.
How to log in to the Gear Store.
How to resolve being unable to log in due to this error
Your login session has expired. Please log in again.
Unable to install Blizzard Battle.net Application after downloading from the website.
Log in with Blizzard allows third-party sites and apps to extend the Blizzard experience and leverage Blizzard services.
Troubleshooting steps when you can log into your account management page but not the Blizzard Battle.net App
Information about this error message and troubleshooting steps