Wipro — Embark portal not working properly

I am Mahesh my resume no is 22770134, I recently got an offer at Wipro after completing my interview process after that I received a mail regarding background verification which should be done on embark during filling the details in education section some of the portions are prefilled and I am unable to edit it. Like I only completed my graduation but there is a prefilled section of post graduation and also the wrong college and process is not going any further so please help me what should I do?