Cannot control Volume when with Headphones

[Bernardo Montenegrode Biase]

When I'm with my Headphones I can't control the volume in any way, like increasing/decrasing or muting it. When I ues the volum adjuster keys on the keybar the volume bar pops in but the number and volume doesn't change. When i try to ajust the volume on the task bar it goes back to how it previously was. When I try to change the volum bar on Config the number does change but a sound plays and the volume doesn't actually change. When I remove the headphone everything works just fine

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