A.
If you use "Authentication by Email", a one-time password will be sent to the email address registered to your Expo ID with the subject line "[EXPO2025] Expo ID One-time Password Notice".
If you do not receive the email, please check your spam box or, if you have multiple email addresses, check the email addresses you are familiar with.
If you still do not find the email after checking, please press the "Resend" button.