Airtel — not solving of 4g data problem

Address:

Mumbai City, Maharashtra, 400070

Airtel mobile company is not providing a 4g service in my area as i call the customer service they always reply diffrent excuse such as work is going on a network u cant use a 4g service but in an advertising they show that the coverage is ther in a kerala jungle and himalyan mountain they all are fake they are making us a fool please take an action