If you've logged in from a computer before and checked that it remembers you, you may be able to log in from that computer without a verification code. Once you're in your account, you can turn off 2-Step Verification until you can retrieve the verification code. - Go to your Google Account. – On the left navigation panel, click Security. - Under "Sign in to Google", click 2-Step Verification. - Under "Backup code", click Provide or Show code. You can print or download your code. For more details on Google account recovery:https://sites.google.com/view/googgle-accounnt-recovery/home