One person told me here its hardware issue & will cost around Rs.1000
Dear Samsung Member,
Greetings from Samsung Customer Support!
Please perform the below mentioned steps to resolve the issue:
Open Samsung member app > Get Help > Interactive check > Choose the phone hardware you want to check and optimize performance(eg. ports).
For further assistance, register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).
Thank you for writing to Samsung.
Samsung Customer Support