Why does my sound not work?

[Windows 11]

My sound for some reason just stopped working after only 6 months of use. I don't play loud music or anything like that, and I don't even use the computer that often. My sound is extremely quiet and I can barely hear anything even if the system volume is at 100 and I'm wearing headphones. Can someone please tell me what might be wrong or how I can fix this?

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