Madurai Kamaraj University — name correction in m. phil mathematics marks memo

I completed my m. Phil mathematics through distance education with enrolment no. A5a6613111.in this regard for name correction in the m. Phil marks memo i handedover original marks memo along application and required fee by hand at additional control office of madurai kamaraj university on 19.02.2020. They said you will got your marks memo within 03 days by post. But when i enquired by phone no one responded. They did not any acknowledgement to me that they received application. But they wrote my details in the in ward register at additional controller office on 19.02.2020