You have to apply for a student VISA in your home country as soon as possible. EU citizens need no VISA. Nothing can be done once you are in Hungary. When applying for a VISA you need the following documents issued by the university:
Please consult the Embassy/ Consulate for details.
It is issued by the University of Miskolc and sent to you via e-mail or can be downloaded from the DreamApply platform. It confirms your acceptance to study at the University of Miskolc and states your accommodation in one of the UM dormitories on campus. If you do not have this document, please let us know ASAP.
It can be downloaded from the DreamApply platform. It confirms that you are a scholarship holder and lists the allowances you are entitled to.