How do I authenticate my Call of duty account?

Enter your Activision password, and then enter the 6 digit authentication code shown on the Google authentication app (This will be listed under "Activision'' Or "Activision Publishing" With all this done, your Call of Duty two factor authentication is complete, and your account is secure.

How do I use Google Authenticator on call of duty?

Once the Google Authenticator application is downloaded, run the app. The top right will have a plus sign (+) that can be selected. Press that plus sign. This is the final step. Either scan the QR code on the Call of Duty website or enter the code there that appears in the Google Authenticator application.

How do I set up two-factor authentication in Call of duty?

Select the “Set up Two-Factor Authentication” button on the 2FA page on the Call of Duty website. Step three calls for downloading the Google Authenticator application. This must be done on the user's mobile device. Once the Google Authenticator application is downloaded, run the app. The top right will have a plus sign (+) that can be selected.