This applies to users who set up SMS during the initial two-factor authentication setup.
1. When logging in, after entering your ID (email address) and password, the following screen will appear prompting you to enter a 6-digit code (verification code).
2. A short message as shown in the figure will be sent to your registered phone number. Check the 6-digit verification code.
3. On the screen above, enter the 6-digit verification code you received in the "Enter 6-digit code" field, then click "Continue" to complete the login.