Samsung Galaxy Z Fold microphone not working during calls, so nobody can hear you on calls? Check out the video tutorial for the easiest way to fix the Microphone not working on Samsung Z fold 2. 0:00 What this video is about 0:09 Turn Off Bluetooth 0:39 Clean Microphone 1:07 Check if the microphone is picking up sound 1:24 Allow Microphone Permission 2:03 Software Update 2:50 Reset All Settings