Airtel — calling problem network issue last 2 years lots of complaint but resolved yet

Address:

Thane, Maharashtra, 401208

As i'm using Airtel postpaid SimCard from 2 Years i'm not getting the signal inside my Home I am Doing Lots of complaint But not Resolve my issue so please do clear my issue as we 2 persons are using airtel in same home it as became a big issues, so please try resolve this issue.My address Naigaon East