Airtel — block of incoming calls

Sir this is praveen kumar i have an query about airtel telecommunication company. Due to my grandfather dead the police officer had try to call my airtel number but the incoming calls had blocked due to this inconvenient i didnot suppose to get that information from the authority person. Ifelt very disappointment from this. Mostly all of the customers using jio due to their purposes or convenience.in jio i had done a 3months recharge plan, so i cannot able to recharge my airtel number.in this modern world dual sims smartphone has used by all but blocking of incoming calls is the only problem. So kindly please donot block incoming calls for the purpose.in case of emergency how the peoples get the information. So kindly take step about this query sir.