How to fix one Airpod being louder than the other

Clean the speaker mesh. Dirt and earwax can build up on the speaker mesh over time, which can reduce the sound quality. To clean the speaker mesh, use a cotton swab dipped in rubbing alcohol. Be careful not to push the cotton swab too far into the speaker mesh.
Use an equalizer. An equalizer allows you to adjust the sound of your AirPods to your personal preferences. There are a number of different equalizer apps available for iPhone and iPad.
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