If you see any debris, clean your airpods using the guidelines in this article, and see if that fixes the issue Go to settings > accessibility > audio/visual > balance, and make sure that the balance is set in the middle. However, it very much depends on what kind of music you’re listening to. Long answer, it depends on a whole lot of things such as the song, shape of your head, seal, nearby acoustics Like, what kind of bass are hearing, what either instruments or vocals or going on, how is the song mixed, etc. The most common reason why your airpods could be leaking sound is that the airpods don't fit snugly in your ear due to a size issue
The best way to solve this issue is to buy silicon ear hooks or earbuds for airpods that are available cheaply. Whether listening to an audiobook or jamming to a beatles song, your airpods may be prone to sound leakage if the volume is above 80% If you haven’t cleaned your airpods in a while, dust can begin to build up that mask the volume levels. The first and second generations of airpods can leak sound when the volume is raised past 50% In the airpod pro and max, better noise cancellation and transparency mode minimize sound bleeding.
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