Can I use a Battle.net Mobile Authenticator and a Blizzard Authenticator at the same time?
You can only have one Authenticator attached to a Battle.net account at any given time. How do I remove the Battle.net Mobile Authenticator? You can remove the Mobile Authenticator through Battle.net Account Management. Please do not simply delete the application without first removing the Battle.net Mobile Authenticator from the associated account. What happens if I lose my mobile phone after activating the Battle.net Mobile Authenticator? Please contact Blizzard Customer Support if your phone is ever lost or stolen so that we can take appropriate action. What happens if I delete my Battle.net Mobile Authenticator application from my mobile phone? Can I still log in to the associated account? Unless you remove your Battle.net Mobile Authenticator from the account prior to deleting or overwriting the Battle.net Mobile Authenticator application, you will not be able to log in to the account. If you remove the Battle.net Mobile Authenticator application prior to removing it from the acco