Minimum system requirements for the Battle.net Mobile App.

What to do if the verification code received via SMS doesn't work

What to do if Battle.net Mobile Application does not load properly

Information on troubleshooting connection and installation issues using another network.

What to do if your Authenticator gets stuck at any point during set up.

How to report harassment taking place within Battle.net chat (mobile or desktop)

What to do if you receive this error when attempting to add your phone number to your Battle.net Account.

Information on the Battle.net Authenticator

Can't log into Battle.net website or get online when logging with the Battle.net desktop app.

The login servers received invalid information