Email Problem - MX Records

Dear Sir /Madam

kindly you could check my mx record in my account because I can not make it work with the contact site or receive any emails at all. thanks in advance for you help.

And i can’t remove - v57vboz2.epizy.com mx.byetcluster.com. 0

Error #459346986 Please contact supportMX Records can not be altered on subdomains

My FTP Username epiz_20747414