AirPod repair?
The AirPods are kind of old…The left airpod no longer produces sound. It shows as charged. The other airpod and case seem fine. Nothing is blocking the openings or in the case.
AirPods (2nd generation)
Hello!
Please see this Support Article for further instructions: If your left or right AirPod isn't working - Apple Support.
I hope this is helpful. Good Luck!