Nokia India — need solution for my query on nokia 6.1 plus

Address:

500016

Please solve my issue. Where to go and whome to ask.

I have purchased nokia 6.1plus on october 24 the after using 3 months it has a problem in charging port when i visit service center which is 25km far from my city on march 16th.

They took my mobile to service center of nokia (Delight solutions nokia care ashok bhopal chambers, 1st floor, sardar patel rd, secunderabad, telangana 500003) and check it and returned to me ans said "it has a port issue we have to replace the board but right now we dont have the spare part you can call after two weeks once we receive will replace that i give you"

Im calling them regularly and asking about the spare part. After that they said it will take another week.. After one week thy said two days. After two days they said another two weeks
Again after10 days took devise said again3 days to get serviced.

And now they arer saying that we will not service your mobile do what ever you want.

What i have to do now?

I have exclated the issue through mails, chat and by calling but no solutation.

I need my money back or provide me solution