Airtel — network and internet unable to. use

Address:

Pune, Maharashtra, 411023

I am facing lots of issues with my airtel no which is [protected]
Issue facing from last 5 month no update from airtel

Below issue facing :-

1) call drop issue
2) cracking voice
3) unable to get call from someone, it's says out of coverage or switched off
4) unable to use internet

Facing issues from last few months 7/8 sr already raised still no response or updated

Regards
Milind
[protected]