Byju's — Cancel and refund

Address:

Mahendraraja r 7/55c narayaniyam illam kamaraj at edayarpalayam coimbatore

I was purchased the product three months back till date mentor or sales person will not contact for us. I send the mail for byjus support team for refunding the amount but one of the person ms ashok contact but she told refund is not possible because already three months is over but i am paying 10000. Now i don't want above product because no body will responding. They are cheater. Please cancelle the application and refuno the amount.