Renewing Your U.S. Visa
To enter the U.S., all international students, with the exception of those from Canada, must have a valid visa upon arrival at a U.S. port of entry. To renew your visa, you must contact the U.S. Embassy or Consulate in your home country to make arrangements for your visa renewal appointment.
You must apply for a visa at a U.S. Embassy or Consulate while abroad. You are not able to obtain a new visa from within the U.S.