If your AirPods' microphone is not working, there are many possible causes, but you can try a variety of fixes quickly.

When one AirPod dies faster than the other, you can fix it by ensuring you're using them equally, resetting them, cleaning ...

In iOS 26, Apple has added new call filtering options to FaceTime. You can still silence unknown callers, but you can now have missed calls and voicemails from unsaved numbers sorted into an Unknown ...