Turn up the volume on your iPhone, iPad, Mac, or other connected device
Open Control Center and increase the media volume
Check the AirPods volume limit in Settings
Turn off Reduce Loud Sounds in Settings
Disable Sound Check in Music settings
Clean the AirPods speaker grilles
Reseat the AirPods in your ears for a better seal
Try different ear tips if you use AirPods Pro
Turn off Low Power Mode
Disconnect and reconnect the AirPods
Forget the AirPods and pair them again
Update your device software
Reset the AirPods
Check audio balance settings and center the balance
Make sure the app you are using is not set to a low volume
Test with another device to see if the issue is device-related