We know many reasons behind the Alexa microphone not working issues such as disabling the Alexa mic, Alexa being placed away from your distance, Alexa not listening better, Alexa App setting, etc. You need to contact the Alexa expert team, they will provide the troubleshooting ways to solve the Alexa mic not working problem within a minute. So freely contact the Alexa customer service number +1-844-601-7233 USA at any time and talk with our Alexa Echo professional expert team.