Airtel — mobile damage claim

Address:

Kota, Rajasthan

Dear sir
I have a mobile of samsung company. Model no is galaxy a9 pro. Which cost at purchasing time is 29900/-. I am customer of airtel. Airtel launch scheme for mobile protection. I taken this facility 79/- per month from airtel for mobile protection. One day my mobile damaged in court dated-9/01/2018. I claimed mobile on airtel. But after 3 days airtel told mee your claim closed due to improper handling. If i proper handling of phone than how can damaged phone.
Its fraud with mee by airtel company and they misguide mee.
Sir, i request to you please justify this issue and give me justice.