Set up an authenticator on Blackberry
Downloading the Authenticator app to your BlackBerry 7
For the authenticator to work, your device needs to be set to use US English.
Go to Settings/Typing and language/Language.
For: Display language choose US English.
For: Physical keyboard choose US English.
For: Voice dialling choose US English.
For: Voice search choose US English.
Tap the Back arrow.
Open your phone’s web browser.
Navigate to the address: m.google.com/authenticator.
Tap Yes on the page that asks for Applications permissions.
When installation is completed, tap Run and close these instructions.