If you need to log in to your account with activated two-factor authentication, but for some reason it’s not possible to log in via a mobile device (loss of the phone, you don’t have one with you at the moment, etc.), you will need the same recovery codes that you received during the activation process 2fa.
1. Log in to your account and a familiar window will appear requesting code from the Google Authenticator app. Switch to Recovery Codes
2. Take any code from the list that you received during the first activation of 2fa and enter it in the field