Sometimes the sound is boosted too much and saturated.
pactl list short synks Will list your audio outputs and prefix them with a number that you can then use here:
pactl set-sink-volume <number> 100% Will set the volume to 100% for output
Author：svermeille for CookieCode
（CC BY-NC-SA 4.0 license）
title：《 linux reset audio volume with command line 》