Sign in with backup codes - Computer - Google Account Help

If you can’t sign into your Google Account with your normal 2-Step Verification, you can use a backup code for the second step. Create backup codes to use in case you lose your phone, change your phone number, or otherwise can't get codes by text, call, or Google Authenticator. Important: To use backup codes, make sure 2-Step Verification is on. After you use a backup code to sign in, that code be

[tmatsuu]

@typex20 2段階認証を設定した時に、緊急時用として表示された8個か10個ぐらいの印刷用パスワードです。