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The app works even if your phone is offline. You can go to This will give you a QR code. Log into your Google account and enable two-step authentication. You need a gmail account to use Google Authenticator.

Once you have linked your Google account to your smartphone, you can use it to retrieve a six-digit code that you have to enter when logging in to Google (in addition to your chosen password). Sign in to your Coinbase account (do this on your desktop web browser authenticator setup cannot be done via Coinbase mobile app) using your current email. Create a Gmail account with another device. The Google Authenticator app works in a similar manner. In many cases two-factor authentication involves receiving a code sent via SMS, which is entered into your online account to prove your identity. This often takes the form of a cell phone. Download the Google Authenticator app from the Google Play store on your Android device or the App Store on iPhone. you no longer log in to your email service or other online accounts using only a password, but require a secondary security factor to log in.

So-called two-factor authentication is now standard - i.e. Over recent years, email and Internet service providers have worked on ways to improve the security of user accounts and their data.
#Set up google authenticator how to
Google Authenticator is an app provided by Google that lets you protect your Google account from identity theft or other forms of misuse. How to Change Device and Use Google Authenticator on a Different Device Download the app on the new device you want to use along with the old one.
