These troubleshooting tips apply to AirPods, AirPods 2, and Airpods Pro.
These AirPod troubleshooting steps are mostly fast and simple. Try each one and see if it resolves your audio issues. If not, move on to the next potential solution.
Turn up the volume on the iPhone. There isn't a volume control on the AirPods, so you need to rely on your iPhone to set the sound level. This is a good place to start because it's easy to overlook.