1) Как правильно перевести слово underage? Несовершеннолетний или недостаточно взрослый? Или может молодой?
2) If your account was incorrectly flagged as underage when you created it -- either because you incorrectly entered your birthdate or used a computer after someone else who is underage -- you can complete the verification process using your own information, rather than that of a parent or guardian. Without completing the age verification process, you will not be able to use your account.
Как перевести выделеное?