iPhone 12 mini loudspeaker not working

I Have iPhone 12 mini and suddenly o am facing loud speaker not working I will trying to clean speaker via pushing air but still issue not resolve kindly suggest what can I do for resolve this issue iPhone 12 mini is very smarty and handy phone also o am apple user last 12 plus year and never facing this challenge in iPhones kindly provide solution for the same. Waiting your response.