[Resolved]  Byju's — online learning material

I am purchasing online study materials for my child but as per his executive or company promise it's not suitable for my child it's totally wasted his Sale person is promised me if this is not useful for your child I'll return back our service within 15 days trial after 15 days when I am calling him to stop this service or return back your gadget & refund my money they are refused to accept my call I have trying to contact him all possible way like phone call, email, his helpline no but till no any response.
Also his financial partner calling him on daily basis for emi Or saying that one you will take this service then you are liable to pay full package payment or threatening me for legal or other ways of recovery.

But as per his Sale staff discussion before purchase this agreement I am never chosen any financial or emi plan he is asking me a bank account no for tution fees related or as a security purpose.

I'll pay my first payment through cash mode that receipt I am attached.