[Resolved]  Vivo Mobile India — when try to make call or receive

I have vivo 1801, i faced problem when i bought phone, phone cut automatically when incoming and outgoing calls try to connect and hang, i am not satisfy with my phone, plz replace my phone as soon as possible, i bought phone in 9000 rupees and what i got, nothing, this phone is a statue, i saw many phones but my destiny was bad, plz try to replace my phone