Idea Cellular — network issue related

Dear sir my name is mohammed imtiaz ali khan my mob no is [protected] i gave many complaints at idea store that i have an network issues but no one can solve my problem at last i called to customer care they said me to change some settings i ll change all the setting what the executive said to me but didn't resolve my issue then again i called to a customer care again he said some settings that i already changed. He said me that i provide you information thats it when i said that i want to speak with your senior he said that here is no senior employee is there and i dont have authority to transfer my call. Is this service that idea provide to customers. Its an humble request to take necessary action.